ALEXANDER V DUVALL MD
NPI 1851323448
Family Medicine in Georgetown, SC


Quality Rating: 81.9 out of 100 score

NPI Status: Active since July 06, 2006

Contact Information

1075 N FRASER ST
GEORGETOWN, SC
ZIP 29440
Phone: (843) 527-4442
Fax: (843) 527-4027

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  • Individual
  • Male
  • Years of Experience 21
  • Family Medicine
  • Accepts Insurance
  • Accepts Medicare Approved Payment
  • PECOS Enrolled
  • Medicare Quality Reporting

About ALEXANDER DUVALL

This page provides the complete NPI Profile along with additional information for Alexander Duvall, a primary care provider established in Georgetown, South Carolina with a medical specialization in Family Medicine and more than 21 years of experience. He graduated from University Of South Carolina School Of Medicine in 2005. The healthcare provider is registered in the NPI registry with number 1851323448 assigned on July 2006. The practitioner's primary taxonomy code is 207Q00000X with license number TL27977 (SC). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1851323448
Provider Name
ALEXANDER V DUVALL MD
Gender
Male
Entity Type
Individual
Location Address
1075 N FRASER ST GEORGETOWN, SC 29440
Location Phone
(843) 527-4442
Location Fax
(843) 527-4027
Mailing Address
PO BOX 421718 GEORGETOWN, SC 29442
Mailing Phone
(843) 527-7000
Medical School Name
UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE
Graduation Year
2005
Is Sole Proprietor?
No
Enumeration Date
07-06-2006
Last Update Date
09-26-2025
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A primary care provider (PCP) like Alexander Duvall sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc

Location Map

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

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
TL27977
License State
SC
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Insurance Plans Accepted

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

  • Elite Bronze - HMO
  • Elite Bronze + Vision + Adult Dental - HMO
  • Everyday Bronze - HMO
  • Everyday Bronze + Vision + Adult Dental - HMO
  • Focused Silver - HMO
  • Standard Expanded Bronze - HMO
  • Standard Gold - HMO
  • Standard Silver - HMO
  • Standard Silver + Vision + Adult Dental - HMO
  • 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
  • Blue Direction Bronze 1 - POS
  • Blue Direction Silver 1 - POS
  • Blue Direction Silver 1 + Adult Vision - POS
  • Blue Direction Silver 2 - POS
  • Blue Direction Standard Expanded Bronze - POS
  • Blue Direction Standard Gold - POS
  • Blue Direction Standard Silver - POS
  • Blue Pee Dee Bronze 1 - HMO
  • Blue Pee Dee Bronze 2 - HMO
  • Blue Pee Dee Gold 1 - HMO
  • First Choice Next Bronze Essential - HMO
  • First Choice Next Bronze Premier - HMO
  • First Choice Next Bronze Signature - HMO
  • First Choice Next Gold Premier - HMO
  • First Choice Next Gold Signature - HMO
  • First Choice Next Silver Essential - HMO
  • First Choice Next Silver Premier - HMO
  • First Choice Next Silver Signature - HMO
  • Molina Gold Core 1640 - HMO
  • Molina Gold Core 1640 Plus with Adult Dental and Vision - HMO
  • Molina Gold Core 1640 Plus with Adult Vision - HMO
  • Molina Gold Standard - HMO
  • Molina Gold Value - HMO
  • Molina Gold Value Plus with Adult Dental and Vision - HMO
  • Molina Gold Value Plus with Adult Vision - HMO
  • Molina Silver Core - HMO
  • Molina Silver Core Plus with Adult Dental and Vision - HMO
  • Molina Silver Core Plus with Adult Vision - HMO
  • UHC Bronze Copay Focus $0 Indiv Med Ded - HMO
  • UHC Bronze Copay Focus+ $0 Indiv Med Ded (Dental + Vision) - HMO
  • UHC Bronze Essential - HMO
  • UHC Bronze Essential- - HMO
  • UHC Bronze Standard - HMO
  • UHC Bronze Standard Plus Chiro - HMO
  • UHC Gold Advantage - HMO
  • UHC Gold Advantage+ (Dental + Vision) - HMO
  • UHC Gold Copay Focus $0 Indiv Med Ded - HMO
  • UHC Gold Standard - HMO

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

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

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
279772MEDICAID (05)SC 

Medicare Participation & PECOS Enrollment Status

Alexander Duvall 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.

Alexander Duvall 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: 1557449311

    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: I20080418000214

    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-Other DME (DE017N)

    Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips (HCPCS:A4253)

    15 DME suppliers used 68 Medicare Claims 152 Services Paid

  • DME-Medical/Surgical Supplies (DA000N)

    Lancets, per box of 100 (HCPCS:A4259)

    8 DME suppliers used 21 Medicare Claims 30 Services Paid

  • DME-Other DME (DE001N)

    Tubing with integrated heating element for use with positive airway pressure device (HCPCS:A4604)

    6 DME suppliers used 42 Medicare Claims 42 Services Paid

  • DME-Other DME (DE001N)

    Full face mask used with positive airway pressure device, each (HCPCS:A7030)

    6 DME suppliers used 31 Medicare Claims 31 Services Paid

  • DME-Other DME (DE001N)

    Face mask interface, replacement for full face mask, each (HCPCS:A7031)

    6 DME suppliers used 34 Medicare Claims 101 Services Paid

  • DME-Other DME (DE001N)

    Cushion for use on nasal mask interface, replacement only, each (HCPCS:A7032)

    3 DME suppliers used 19 Medicare Claims 104 Services Paid

  • DME-Other DME (DE001N)

    Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap (HCPCS:A7034)

    7 DME suppliers used 29 Medicare Claims 29 Services Paid

  • DME-Other DME (DE001N)

    Headgear used with positive airway pressure device (HCPCS:A7035)

    8 DME suppliers used 35 Medicare Claims 35 Services Paid

  • DME-Other DME (DE001N)

    Tubing used with positive airway pressure device (HCPCS:A7037)

    4 DME suppliers used 14 Medicare Claims 14 Services Paid

  • DME-Other DME (DE001N)

    Filter, disposable, used with positive airway pressure device (HCPCS:A7038)

    11 DME suppliers used 53 Medicare Claims 307 Services Paid

  • DME-Other DME (DE001N)

    Water chamber for humidifier, used with positive airway pressure device, replacement, each (HCPCS:A7046)

    5 DME suppliers used 26 Medicare Claims 26 Services Paid

  • DME-Other DME (DE001N)

    Continuous positive airway pressure (cpap) device (HCPCS:E0601)

    2 DME suppliers used 51 Medicare Claims 51 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.

Automated urinalysis test

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

This service was performed 18 times for 15 patients

Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus

An immunoassay test for severe acute respiratory syndrome coronavirus is a diagnostic tool. It uses your body's immune response to detect the presence of the virus. It involves taking a sample, usually from your nose or throat, which is then analyzed in a lab for signs of the virus.

This service was performed 33 times for 31 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 26 times for 25 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 21 times for 18 patients

Hemoglobin a1c level

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

This service was performed 142 times for 108 patients

Insertion of needle into vein for collection of blood sample

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

This service was performed 15 times for 14 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

This service was performed 25 times for 23 patients

Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a

This procedure involves a doctor or approved practitioner reviewing your health status and re-certifying your need for Medicare-covered home health services. It includes communication with the home health agency and assessment of your health reports, even when you're not physically present.

This service was performed 15 times for 12 patients

Routine electrocardiogram (ecg) using at least 12 leads with tracing

An Electrocardiogram (ECG) is a simple, painless test that records the heart's electrical activity. Using 12 leads attached to your skin, it generates a tracing of your heart rhythm. It helps detect any heart problems by showing the timing and strength of electrical signals passing through each part of your heart.

This service was performed 13 times for 13 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $20.79 for a new patient copayment and $23.78 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 29440 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $83.18
  • Minimum New Patient Price $53.57
  • Maximum New Patient Price $163.84
  • Average New Patient Copayment $20.79
  • Minimum New Patient Copayment $13.39
  • Maximum New Patient Copayment $40.96

Established Patients Visit Costs *

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

  • Average Established Patient Price $95.12
  • Minimum Established Patient Price $16.96
  • Maximum Established Patient Price $133.52
  • Average Established Patient Copayment $23.78
  • Minimum Established Patient Copayment $4.24
  • Maximum Established Patient Copayment $33.38

* 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.

Overall MIPS Quality Performance

The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 81.9, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance.

The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.

  • Final Score: 81.9 out of 100

    The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.

  • Quality Score: 78.76

    The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category compromises 40% providers final MPIS scores.

    There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.

  • Promoting Interoperability Score: 99

    The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category compromises 25% providers final MPIS scores.

    The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data.

  • Improvement Activities Score: 40

    The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category compromises 15% providers final MPIS scores.

    The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category compromises 15% of providers final MPIS scores.

  • Cost Score: 61.73

    The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.

  • Cost Score: 61.73

    The Cost performance category asses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category compromises 20% of providers final MPIS scores.

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
Care Plan 100% 764
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker or provide an advance care plan
Collection and follow-up on patient experience and satisfaction data on beneficiary engagementYesN/A
Collection and follow-up on patient experience and satisfaction data on beneficiary engagement, including development of improvement plan.
Diabetes: Medical Attention for Nephropathy 94% 287
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% 4978
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
e-Prescribing 64% 1874
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
Health Information Exchange 15% 98
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for at least one transition of care or referral.
Measurement and Improvement at the Practice and Panel LevelYesN/A
Measure and improve quality at the practice and panel level, such as the American Board of Orthopaedic Surgery (ABOS) Physician Scorecards, that could include one or more of the following: • Regularly review measures of quality, utilization, patient satisfaction and other measures that may be useful at the practice level and at the level of the care team or MIPS eligible clinician or group (panel); and/or • Use relevant data sources to create benchmarks and goals for performance at the practice level and panel level.
Medication Reconciliation 98% 104
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 14% 903
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.
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan 80% 1553
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 84% 903
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.
Regularly assess the patient experience of care through surveys, advisory councils and/or other mechanisms.YesN/A
Regularly assess the patient experience of care through surveys, advisory councils and/or other mechanisms.
Secure Messaging 31% 903
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. Alexander Duvall is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
TIDELANDS GEORGETOWN MEMORIAL HOSPITAL606 BLACK RIVER RD DRAWER 1718
GEORGETOWN, SC 29440
(843) 527-7000Acute Care Hospitals
TIDELANDS WACCAMAW COMMUNITY HOSPITAL4070 HWY 17
MURRELLS INLET, SC 29576
(843) 652-1000Acute Care Hospitals

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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 1851323448, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
8
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
1
Unchanged
Pos 5
3
Doubled → 6
Pos 6
2
Unchanged
Pos 7
3
Doubled → 6
Pos 8
4
Unchanged
Pos 9
4
Doubled → 8
Check
8
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 5 → 10 → 1 3 → 6 3 → 6 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 0 + 1 + 6 + 2 + 6 + 4 + 8 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1851323448.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Nurse Practitioner (Primary Care)
1075 N FRASER ST
GEORGETOWN, SC 29440
Family Medicine
1075 N FRASER ST
GEORGETOWN, SC 29440
Family Medicine
1075 N FRASER ST
GEORGETOWN, SC 29440
Family Medicine
1075 N FRASER ST
GEORGETOWN, SC 29440
Clinical Medical Laboratory
1075 N FRASER ST, SUITE A
GEORGETOWN, SC 29440
Family Medicine
1075 N FRASER ST
GEORGETOWN, SC 29440
Clinic/Center (Rural Health)
1075 N FRASER ST
GEORGETOWN, SC 29440
Family Medicine
1075 N FRASER ST
GEORGETOWN, SC 29440
Nurse Practitioner (Family)
1075 N FRASER ST
GEORGETOWN, SC 29440
Physician Assistant
1075 N FRASER ST
GEORGETOWN, SC 29440
Physician Assistant (Medical)
1075 N FRASER ST
GEORGETOWN, SC 29440
Family Medicine
1075 N FRASER ST
GEORGETOWN, SC 29440
Nurse Practitioner (Family)
1075 N FRASER ST
GEORGETOWN, SC 29440
Family Medicine
1075 N FRASER ST
GEORGETOWN, SC 29440
Family Medicine
1075 N FRASER ST
GEORGETOWN, SC 29440
Nurse Practitioner
1075 N FRASER ST
GEORGETOWN, SC 29440
Family Medicine
1075 N FRASER ST
GEORGETOWN, SC 29440
Physician Assistant
1075 N FRASER ST
GEORGETOWN, SC 29440
Physician Assistant
1075 N FRASER ST
GEORGETOWN, SC 29440

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851323448, enumerated as an "individual" on July 06, 2006.

The provider is located at 1075 N FRASER ST GEORGETOWN, SC 29440 and the phone number is (843) 527-4442.

Family Medicine with taxonomy code 207Q00000X.

The provider might be accepting Accepts: Ambetter from Absolute Total Care, Ambetter of. Please consult your insurance carrier or call the provider to verify.

Alexander Duvall is affiliated with: TIDELANDS GEORGETOWN MEMORIAL HOSPITAL and TIDELANDS WACCAMAW COMMUNITY HOSPITAL.