JOHN B WILLIAMS MD
NPI 1982605598
Internal Medicine - Endocrinology, Diabetes & Metabolism in Knoxville, TN

NPI Status: Active since August 04, 2005

Contact Information

1450 DOWELL SPRINGS BLVD
SUITE 300
KNOXVILLE, TN
ZIP 37909
Phone: (865) 637-8812
Fax: (865) 637-8865

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  • Individual
  • Male
  • Internal Medicine
  • Endocrinology, Diabetes & Metabolism
  • Accepts Insurance
  • PECOS Enrolled

About JOHN WILLIAMS

This page provides the complete NPI Profile along with additional information for John Williams, an internist established in Knoxville, Tennessee with a medical specialization in Internal Medicine, focusing in endocrinology, diabetes & metabolism . The healthcare provider is registered in the NPI registry with number 1982605598 assigned on August 2005. The practitioner's primary taxonomy code is 207RE0101X with license number 24814 (TN). The provider is registered as an individual and his NPI record was last updated 5 years ago.

NPI
1982605598
Provider Name
JOHN B WILLIAMS MD
Gender
Male
Entity Type
Individual
Location Address
1450 DOWELL SPRINGS BLVD SUITE 300 KNOXVILLE, TN 37909
Location Phone
(865) 637-8812
Location Fax
(865) 637-8865
Mailing Address
1450 DOWELL SPRINGS BLVD SUITE 300 KNOXVILLE, TN 37909
Mailing Phone
(865) 637-8812
Mailing Fax
(865) 637-8865
Is Sole Proprietor?
No
Enumeration Date
08-04-2005
Last Update Date
05-17-2021
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An internist like John Williams 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

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 Endocrinology, Diabetes & Metabolism

Taxonomy Code
207RE0101X
Type
Allopathic & Osteopathic Physicians
License No.
24814
License State
TN
Taxonomy Description
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.

Insurance Plans Accepted

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

  • 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

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
Q017046MEDICAID (05)TN 

Medicare Participation & PECOS Enrollment Status

John Williams 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

  • 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)

    Supplies for maintenance of insulin infusion catheter, per week (HCPCS:A4224)

    7 DME suppliers used 41 Medicare Claims 517 Services Paid

  • DME-Other DME (DE017N)

    Supplies for external insulin infusion pump, syringe type cartridge, sterile, each (HCPCS:A4225)

    7 DME suppliers used 42 Medicare Claims 1315 Services Paid

  • DME-Other DME (DE017N)

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

    20 DME suppliers used 56 Medicare Claims 242 Services Paid

  • DME-Other DME (DE017N)

    External ambulatory infusion pump, insulin (HCPCS:E0784)

    4 DME suppliers used 39 Medicare Claims 39 Services Paid

  • DME-Other DME (DE017N)

    Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service (HCPCS:K0553)

    11 DME suppliers used 258 Medicare Claims 258 Services Paid

Unknown

  • Treatment-Injections and Infusions (nononcologic) (RI000N)

    Insulin for administration through dme (i.e., insulin pump) per 50 units (HCPCS:J1817)

    5 DME suppliers used 17 Medicare Claims 1820 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.

Administration of influenza virus vaccine

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

This service was performed 17 times for 17 patients

Blood test, basic group of blood chemicals (calcium, total)

A basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.

This service was performed 97 times for 77 patients

Blood test, comprehensive group of blood chemicals

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

This service was performed 139 times for 119 patients

Blood test, lipids (cholesterol and triglycerides)

A lipid panel is a blood test that measures fats and fatty substances, such as cholesterol and triglycerides. These substances are used by your body as a source of energy. High levels can lead to health issues, including heart disease.

This service was performed 76 times for 63 patients

Blood test, thyroid stimulating hormone (tsh)

A TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.

This service was performed 389 times for 278 patients

Cerebrospinal fluid, or amniotic fluid albumin (protein) level

The cerebrospinal fluid or amniotic fluid albumin level test measures the amount of albumin protein present in your spinal or amniotic fluid. This test helps doctors assess your body's response to various conditions, such as infection, inflammation or disease in the brain or spinal cord.

This service was performed 31 times for 29 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test

A complete blood cell count (CBC) is an automated test that measures different components of the blood, including red cells, white cells, and platelets. It helps assess overall health, detect disorders like anemia or infection, and monitor medical treatments.

This service was performed 18 times for 17 patients

Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report

This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.

This service was performed 59 times for 23 patients

Cortisol (hormone) measurement, total

Cortisol measurement is a test that checks the level of cortisol, a hormone, in your body. It's often used to assess stress levels or check for conditions like Addison's disease or Cushing's syndrome. This involves a simple blood or saliva sample.

This service was performed 25 times for 17 patients

Dxa bone density measurement of hip, pelvis, spine

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

This service was performed 60 times for 60 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 197 times for 164 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 239 times for 160 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 136 times for 72 patients

Influenza vaccine split virus, preservative free

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

This service was performed 17 times for 17 patients

Injection of drug or substance under skin or into muscle

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

This service was performed 98 times for 29 patients

Injection, denosumab, 1 mg

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

This service was performed 2,220 times for 21 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 533 times for 341 patients

Kidney function blood test panel

A kidney function blood test panel checks how well your kidneys are working. It measures levels of various substances in your blood, including proteins, electrolytes, and waste products. The results can help detect potential kidney issues early.

This service was performed 93 times for 77 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 50 times for 50 patients

Parathormone (parathyroid hormone) level

The Parathormone level test measures the amount of parathyroid hormone in your blood. This hormone controls calcium and phosphorus levels in the body, which are vital for bone health. Abnormal levels may indicate issues like kidney disease or parathyroid gland disorders.

This service was performed 60 times for 44 patients

Sex hormone binding globulin (protein) level

Sex hormone binding globulin (SHBG) level is a blood test that measures a specific protein in your body. This protein helps regulate certain hormones. If these hormone levels are too high or too low, it may cause health issues. The test helps assess hormone-related conditions.

This service was performed 16 times for 14 patients

Testosterone (hormone) level, total

A total testosterone level test measures the amount of a key hormone in your body. This hormone influences various body functions such as muscle mass, energy levels, and mood. The test involves a simple blood draw, and results help monitor health conditions.

This service was performed 27 times for 24 patients

Thyroid hormone, t3 measurement, free

The T3 measurement, free, is a blood test that checks the level of a hormone called triiodothyronine. This hormone is produced by your thyroid, a small gland in your neck. It plays a key role in regulating your body's metabolism and energy use.

This service was performed 31 times for 25 patients

Thyroxine (thyroid chemical), free

The Thyroxine (thyroid chemical), free test is a blood test that measures the level of free T4 in your body. T4 is a hormone produced by your thyroid gland and is essential for growth and metabolism. If your T4 levels are too high or too low, it could indicate a thyroid disorder.

This service was performed 178 times for 131 patients

Ultrasound scan of head and neck soft tissue

An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.

This service was performed 53 times for 53 patients

Urine calcium level

A urine calcium level test measures the amount of calcium in your urine. This helps determine how well your kidneys are functioning and can aid in diagnosing certain health conditions. It involves collecting urine over 24 hours in a special container.

This service was performed 14 times for 11 patients

Urine microalbumin (protein) level

The urine microalbumin level test measures the amount of a protein called albumin in your urine. This test helps to detect early signs of kidney damage. High levels of albumin may suggest your kidneys aren't functioning properly. It's a simple, non-invasive test that involves providing a urine sample.

This service was performed 24 times for 24 patients

Vitamin d-3 level

A Vitamin D-3 level test measures the amount of Vitamin D-3, a crucial nutrient, in your body. This test helps identify if your levels are too low or too high. Low levels may lead to bone weakness, while high levels could harm your kidneys. It's a simple blood test.

This service was performed 101 times for 86 patients

Physician Visit Costs

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 37909 ZIP code area.

New Patients Visit Costs *

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

  • Average New Patient Price $121.8
  • Minimum New Patient Price $52.64
  • Maximum New Patient Price $160.89
  • Average New Patient Copayment $30.45
  • Minimum New Patient Copayment $13.16
  • Maximum New Patient Copayment $40.22

Established Patients Visit Costs *

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

  • Average Established Patient Price $93.6
  • Minimum Established Patient Price $16.72
  • Maximum Established Patient Price $131.41
  • Average Established Patient Copayment $23.4
  • Minimum Established Patient Copayment $4.18
  • Maximum Established Patient Copayment $32.85

* 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.

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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 1982605598, 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
9
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
2
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
0
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
5
Unchanged
Pos 9
9
Doubled → 18 → 1 + 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 8 → 16 → 7 6 → 12 → 3 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 6 + 2 + 1 + 2 + 0 + 1 + 0 + 5 + 1 + 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 1982605598.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Radiology (Diagnostic Radiology)
1450 DOWELL SPRINGS BLVD, SUITE 230
KNOXVILLE, TN 37909
Optometrist
1450 DOWELL SPRINGS BLVD, STE 150
KNOXVILLE, TN 37909
Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Dietitian, Registered
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Nurse Practitioner (Family)
1450 DOWELL SPRINGS BLVD
KNOXVILLE, TN 37909
Internal Medicine (Hematology & Oncology)
1450 DOWELL SPRINGS BLVD, SUITE 230
KNOXVILLE, TN 37909
Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Dietitian, Registered
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Physician Assistant
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Dietitian, Registered
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Nurse Practitioner
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1450 DOWELL SPRINGS BLVD, SUITE 300
KNOXVILLE, TN 37909

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1982605598, enumerated as an "individual" on August 04, 2005.

The provider is located at 1450 DOWELL SPRINGS BLVD SUITE 300 KNOXVILLE, TN 37909 and the phone number is (865) 637-8812.

Internal Medicine with taxonomy code 207RE0101X and a focus in Endocrinology, Diabetes & Metabolism.

The provider might be accepting Accepts: BlueCross BlueShield of Tennessee, Medicare and. Please consult your insurance carrier or call the provider to verify.