DR. GREGORY VAUGHN BREWER M.D.
NPI 1285621870
Internal Medicine - Interventional Cardiology in Norton, VA

NPI Status: Active since September 29, 2005

Contact Information

1490 PARK AVE NW STE 3C
NORTON, VA
ZIP 24273
Phone: (276) 679-0252

Get Directions Write a Review

  • Individual
  • Male
  • Years of Experience 40
  • Internal Medicine
  • Interventional Cardiology
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • Medicare Quality Reporting

About GREGORY BREWER

This page provides the complete NPI Profile along with additional information for Gregory Brewer, an internist established in Norton, Virginia with a medical specialization in Internal Medicine, focusing in interventional cardiology and more than 40 years of experience. The healthcare provider is registered in the NPI registry with number 1285621870 assigned on September 2005. The practitioner's primary taxonomy code is 207RI0011X with license number 24411 (TN). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1285621870
Provider Name
DR. GREGORY VAUGHN BREWER M.D.
Other Name
GREGORY VAUGHN BREWER M.D.
Other Name Type
Professional Name (2)
Gender
Male
Entity Type
Individual
Location Address
1490 PARK AVE NW STE 3C NORTON, VA 24273
Location Phone
(276) 679-0252
Mailing Address
1021 W OAKLAND AVE STE 310 JOHNSON CITY, TN 37604
Mailing Phone
(423) 302-6565
Medical School Name
OTHER
Graduation Year
1986
Is Sole Proprietor?
Yes
Enumeration Date
09-29-2005
Last Update Date
02-07-2024
Code Navigator

An internist like Gregory Brewer is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Secondary Locations

  • 2050 Meadowview Pkwy
    Kingsport, TN 37660
    (423) 230-5000
  • 127 Health Care Dr Ste 3
    Pennington Gap, VA 24277
    (276) 299-5000
  • 2033 Meadowview Ln Ste 110
    Kingsport, TN 37660
    (423) 230-5000
  • 743 Island Rd
    Bristol, VA 24201
    (276) 469-4200
  • 378 Marketplace Blvd Ste 5
    Johnson City, TN 37604
    (423) 282-0751
  • 671 Highway 58 E
    Norton, VA 24273
    (276) 679-5874
  • 314 Prosperity Drive
    Knoxville, TN 37923
    (865) 691-8011

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine Interventional Cardiology

Taxonomy Code
207RI0011X
Type
Allopathic & Osteopathic Physicians
License No.
24411
License State
TN
Taxonomy Description
An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207RC0000XAllopathic & Osteopathic Physicians

Internal Medicine
Cardiovascular Disease

24411 (TN)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

  • Choice Bronze HSA (QualChoice) - POS
  • Complete Gold - PPO
  • Complete Gold + Vision + Adult Dental - PPO
  • Connected Silver - PPO
  • Connected Silver (QualChoice) - POS
  • Connected Silver (QualChoice) + Vision + Adult Dental - POS
  • Connected Silver (QualChoiceLife) - PPO
  • Connected Silver (QualChoiceLife) + Vision + Adult Dental - PPO
  • Connected Silver + Vision + Adult Dental - PPO
  • Elite Bronze - PPO
  • Complete Gold - EPO
  • Complete Gold + Vision + Adult Dental - EPO
  • Complete Silver - EPO
  • Complete Silver + Vision + Adult Dental - EPO
  • Elite Bronze - EPO
  • Elite Bronze + Vision + Adult Dental - EPO
  • Everyday Bronze - EPO
  • Everyday Bronze + Vision + Adult Dental - EPO
  • Everyday Gold - EPO
  • Everyday Gold + Vision + Adult Dental - EPO
  • Choice Bronze HSA - HMO
  • Choice Bronze HSA + Vision + Adult Dental - HMO
  • Complete Gold - HMO
  • Complete Gold + Vision + Adult Dental - HMO
  • Everyday Bronze - HMO
  • Everyday Bronze + Vision + Adult Dental - HMO
  • Everyday Gold - HMO
  • Everyday Gold + Vision + Adult Dental - HMO
  • Standard Expanded Bronze - HMO
  • Standard Expanded Bronze + Vision + Adult Dental - HMO
  • Complete Gold - EPO
  • Complete Gold + Vision + Adult Dental - EPO
  • Elite Bronze - EPO
  • Elite Bronze + Vision + Adult Dental - EPO
  • Elite Gold - EPO
  • Elite Gold + Vision + Adult Dental - EPO
  • Enhanced Diabetes Care Silver with $0 Drug Options - EPO
  • Enhanced Diabetes Care Silver with $0 Drug Options + Vision + Adult Dental - EPO
  • Everyday Bronze - EPO
  • Everyday Bronze + Vision + Adult Dental - EPO
  • Clear Silver with $0 Insulin Options - HMO
  • Complete Gold - HMO
  • Complete Gold + Vision + Adult Dental - HMO
  • Complete Gold with Atrium Health - HMO
  • Complete Gold with Atrium Health + Vision + Adult Dental - HMO
  • Elite Bronze - HMO
  • Elite Bronze + Vision + Adult Dental - HMO
  • Elite Bronze with Atrium Health - HMO
  • Elite Bronze with Atrium Health + Vision + Adult Dental - HMO
  • Enhanced Asthma/COPD Care Silver with $0 Drug Options - HMO
  • Elite Bronze - EPO
  • Elite Bronze + Vision + Adult Dental - EPO
  • Elite Gold - EPO
  • Elite Gold + Vision + Adult Dental - EPO
  • Enhanced Diabetes Care Silver with $0 Drug Options - EPO
  • Enhanced Diabetes Care Silver with $0 Drug Options + Vision + Adult Dental - EPO
  • Everyday Bronze - EPO
  • Everyday Bronze + Vision + Adult Dental - EPO
  • Everyday Gold - EPO
  • Everyday Gold + Vision + Adult Dental - EPO
  • BlueCross B16S $50 PCP Copay + $0 virtual care from Teladoc Health� - EPO
  • BlueCross G08S $30 PCP Copay + $0 virtual care from Teladoc Health � - EPO
  • BlueCross S26S $40 PCP Copay + $0 virtual care from Teladoc Health� - EPO
  • UHC Bronze Copay Focus (Virtual Urgent Care, No Referrals) - EPO
  • UHC Bronze Copay Focus + (Virtual Urgent Care, Dental + Vision, No Referrals) - EPO
  • UHC Bronze Essential (No Referrals) - EPO
  • UHC Bronze Standard (No Referrals) - EPO
  • UHC Gold Advantage (Virtual Urgent Care, No Referrals) - EPO
  • UHC Gold Advantage + (Virtual Urgent Care, Dental + Vision, No Referrals) - EPO
  • UHC Gold Copay Focus (Virtual Urgent Care, No Referrals) - EPO
  • UHC Gold Standard (No Referrals) - EPO
  • UHC Silver Advantage (Virtual Urgent Care, No Referrals) - EPO
  • UHC Silver Advantage + (Virtual Urgent Care, Dental + Vision, No Referrals) - EPO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Medicare Participation & PECOS Enrollment Status

Gregory Brewer is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Gregory Brewer is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 2668367202

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20040220000882, I20231101003848

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Provider Referred Orders for Durable Medical Equipment, Devices & Supplies

The following list reflects the services, supplies or durable medical equipment ordered by this provider to a DME supplier on behalf of patients. The information below is derived from Medicare claims data and reflects the BETOS category, HCPCS code information and the number times each service was submitted under the Medicare fee-for-service program.

Durable Medical Equipment

  • DME-Oxygen and Supplies (DC002N)

    Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate (HCPCS:E1390)

    2 DME suppliers used 30 Medicare Claims 30 Services Paid

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional

An Electrocardiogram (ECG) is a non-invasive test that records the electrical signals in your heart. For up to 30 days, a small device will continuously monitor your heart's activity. A healthcare professional will then review the data and provide a report on your heart's function.

This service was performed 22 times for 22 patients

Established patient office or other outpatient visit, 20-29 minutes

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 189 times for 172 patients

Established patient office or other outpatient visit, 30-39 minutes

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 726 times for 403 patients

Established patient office or other outpatient visit, 40-54 minutes

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

This service was performed 169 times for 129 patients

Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days

This service involves remotely monitoring your heart and blood vessel implant system for up to 30 days. Using advanced technology, healthcare professionals can track the device's performance and your health status, ensuring the system is working optimally for your needs.

This service was performed 232 times for 26 patients

Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days

This procedure evaluates your pacemaker system remotely for up to 90 days. It checks whether single, dual, multiple lead, or leadless pacemakers are working properly. It's a safe, convenient way to ensure your heart device is functioning optimally.

This service was performed 214 times for 64 patients

Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days

This procedure involves remotely monitoring your implantable defibrillator system, which can have single, dual, or multiple leads. Over a period of up to 90 days, the system's performance is evaluated to ensure it's working properly and providing the necessary heart rhythm support.

This service was performed 78 times for 24 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician

An exercise or drug-induced heart stress test with ECG is a procedure performed by a doctor to assess how your heart responds to exertion. It involves monitoring your heart's electrical activity while you exercise or after medication is given to mimic exercise effects.

This service was performed 27 times for 27 patients

External shock to heart to regulate heart beat

This procedure, known as cardioversion, uses an external electrical shock to restore your heart's normal rhythm. It's typically performed when irregular heartbeats, or arrhythmias, are causing severe symptoms and aren't responding to medications.

This service was performed 14 times for 12 patients

Follow-up hospital inpatient care per day, typically 25 minutes

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

This service was performed 114 times for 41 patients

Follow-up hospital inpatient care per day, typically 35 minutes

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

This service was performed 24 times for 17 patients

Initial hospital inpatient care per day, typically 70 minutes

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

This service was performed 41 times for 39 patients

Injection, regadenoson, 0.1 mg

Regadenoson injection, 0.1 mg, is a medication used to help visualize the heart during a stress test. It works by increasing blood flow in the arteries of the heart. It's injected into a vein and is generally well-tolerated.

This service was performed 96 times for 24 patients

Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist

This procedure involves placing a tube into your left lower heart chamber and coronary artery. It helps doctors diagnose heart conditions by allowing them to view these areas in detail. A radiologist will review the images to ensure accurate diagnosis.

This service was performed 36 times for 34 patients

New patient office or other outpatient visit, 45-59 minutes

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

This service was performed 34 times for 34 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

This service was performed 38 times for 38 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

This service was performed 32 times for 32 patients

Programming of dual lead pacemaker system

Programming of a dual lead pacemaker system is a procedure to adjust your heart's pacemaker settings. This process involves a small device, called a programmer, that communicates with your pacemaker to ensure it's working optimally for your heart's needs.

This service was performed 48 times for 31 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

This service was performed 646 times for 441 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

This service was performed 543 times for 475 patients

Technetium tc-99m sestamibi, diagnostic, per study dose

Technetium Tc-99m Sestamibi is a diagnostic test used to create images of your heart or breast tissues. It involves a safe radioactive substance injection that helps doctors to detect any abnormalities or changes in these tissues.

This service was performed 48 times for 32 patients

Thallium tl-201 thallous chloride, diagnostic, per millicurie

Thallium Tl-201 Thallous Chloride is a radioactive substance used in medical imaging. It's administered into your body to highlight areas of abnormal cell activity during scans. This helps in diagnosing conditions like heart disease or cancer.

This service was performed 68 times for 17 patients

Ultrasound of heart blood flow, valves and chambers

An ultrasound of your heart, also known as an echocardiogram, is a test that uses sound waves to create detailed images of your heart. It helps doctors check the health of your heart's chambers, valves, and blood flow.

This service was performed 21 times for 19 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function

An ultrasound of the heart, also known as an echocardiogram, uses sound waves to create pictures of your heart. It shows the structure, movement, and blood flow within your heart. This helps assess the heart's health and function, including the valves and rate.

This service was performed 21 times for 19 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

This service was performed 123 times for 119 patients

Ultrasound of heart with probe in esophagus, with report

This procedure, called a transesophageal echocardiogram, uses a small probe passed into your esophagus to capture detailed images of your heart. The report provides information about your heart's structure and function.

This service was performed 21 times for 19 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

This service was performed 46 times for 41 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $32.26 for a new patient copayment and $24.78 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 24273 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $129.04
  • Minimum New Patient Price $56.19
  • Maximum New Patient Price $170.3
  • Average New Patient Copayment $32.26
  • Minimum New Patient Copayment $14.04
  • Maximum New Patient Copayment $42.57

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $99.13
  • Minimum Established Patient Price $18.07
  • Maximum Established Patient Price $138.91
  • Average Established Patient Copayment $24.78
  • Minimum Established Patient Copayment $4.51
  • Maximum Established Patient Copayment $34.72

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Quality Reporting

The provider participated in CMS Quality Payment Program. The Quality Payment Program aims to improve population health, reduce costs and improve the care received by Medicare beneficiaries. The following quality measures meet Medicare's statistical reporting standards. Not all providers report the same information, because not all providers give the same services to patients. The quality information is just a snapshot of some the care providers give to their patients. Reporting more or less information is not a reflection of quality.

Quality Measure Performance Number of Patients
Diabetes: Medical Attention for Nephropathy 19% 53
The percentage of patients 18-75 years of age with diabetes who had a nephropathy screening test or evidence of nephropathy during the measurement period
Documentation of Current Medications in the Medical Record 100% 865
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter. This list must include ALL known prescriptions, over-the-counters, herbals, and vitamin/mineral/dietary (nutritional) supplements AND must contain the medications' name, dosage, frequency and route of administration
Engagement of patients through implementation of improvements in patient portalYesN/A
Access to an enhanced patient portal that provides up to date information related to relevant chronic disease health or blood pressure control, and includes interactive features allowing patients to enter health information and/or enables bidirectional communication about medication changes and adherence.
e-Prescribing 99% 3387
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
Implementation of Use of Specialist Reports Back to Referring Clinician or Group to Close Referral LoopYesN/A
Performance of regular practices that include providing specialist reports back to the referring individual MIPS eligible clinician or group to close the referral loop or where the referring individual MIPS eligible clinician or group initiates regular inquiries to specialist for specialist reports which could be documented or noted in the EHR technology.
Medication Reconciliation 70% 3765
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
Patient-Specific Education 13% 897
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
Pneumococcal Vaccination Status for Older Adults 96% 601
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan 100% 220
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous twelve months of the current encounter Normal Parameters: Age 18 years and older BMI >= 18.5 and < 25 kg/m2
Provide Patient Access 98% 897
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold certain information.
Secure Messaging 11% 897
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure message sent by the patient (or the patient-authorized representative) during the performance period.
Security Risk AnalysisYesN/A
Conduct or review a security risk analysis in accordance with the requirements in 45 CFR 164.308(a)(1), including addressing the security (to include encryption) of ePHI data created or maintained by certified EHR technology in accordance with requirements in 45 CFR164.312(a)(2)(iv) and 45 CFR 164.306(d)(3), and implement security updates as necessary and correct identified security deficiencies as part of the MIPS eligible clinician's risk management process.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Gregory Brewer is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
WELLMONT HOLSTON VALLEY MEDICAL CENTER130 WEST RAVINE ROAD
KINGSPORT, TN 37662
(423) 224-4000Acute Care Hospitals
INDIAN PATH COMMUNITY HOSPITAL2000 BROOKSIDE DR
KINGSPORT, TN 37660
(423) 431-1941Acute Care Hospitals
LONESOME PINE HOSPITAL1990 HOLTON AVENUE EAST
BIG STONE GAP, VA 24219
(276) 523-8726Acute Care Hospitals
DICKENSON COMMUNITY HOSPITAL312 HOSPITAL DRIVE
CLINTWOOD, VA 24228
(276) 926-0300Critical Access Hospitals
LEE COUNTY COMMUNITY HOSPITAL127 HEALTH CARE DRIVE
PENNINGTON GAP, VA 24277
(276) 299-5000Critical Access Hospitals

Reviews for DR. GREGORY VAUGHN BREWER M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1285621870, we treat the final digit (0) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
5
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
2
Unchanged
Pos 7
1
Doubled → 2
Pos 8
8
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
Check
0
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 8 → 16 → 7 6 → 12 → 3 1 → 2 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 2 + 1 + 6 + 5 + 1 + 2 + 2 + 2 + 8 + 1 + 4 + 24 = 60

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 60 is 60. The difference is the calculated check digit.

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1285621870.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Nurse Practitioner (Family)
1490 PARK AVE NW STE 3C
NORTON, VA 24273

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285621870, enumerated as an "individual" on September 29, 2005.

The provider is located at 1490 PARK AVE NW STE 3C NORTON, VA 24273 and the phone number is (276) 679-0252.

Internal Medicine with taxonomy code 207RI0011X and a focus in Interventional Cardiology.

The provider might be accepting Accepts: Ambetter from Arkansas Health & Wellness, Ambetter. Please consult your insurance carrier or call the provider to verify.

Gregory Brewer is affiliated with: WELLMONT HOLSTON VALLEY MEDICAL CENTER, INDIAN PATH COMMUNITY HOSPITAL, LONESOME PINE HOSPITAL, DICKENSON COMMUNITY HOSPITAL and LEE COUNTY COMMUNITY HOSPITAL.