DR. THOMAS HAROLD WATSON M.D.
NPI 1790741833
Internal Medicine - Nephrology in Birmingham, AL

Q: What is Thomas Watson's NPI number?

The NPI number for Thomas Watson is 1790741833. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Q: What is Thomas Watson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Q: When was this NPI record last updated?

The NPPES record for Thomas Watson was last updated on September 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 26, 2006PECOS EnrolledAccepts Medicare Assignment

26.14/100

CMS Quality Rating

817 PRINCETON AVE SW STE 206, BIRMINGHAM, AL 35211(205) 226-5900(205) 226-5937 Get Directions Write a Review

NPPES record last updated: September 30, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Thomas Harold Watson M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. THOMAS HAROLD WATSON M.D. (NPI 1790741833) is an individual nephrology provider in Birmingham, Alabama, licensed in Alabama (29107) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of Emory University School Of Medicine (2001).

NPPES Registry Identity

NPI1790741833

Entity TypeIndividualMale

Primary Taxonomy207RN0300X

Provider Legal NameDR. THOMAS HAROLD WATSONCredential: M.D.

Location Address817 PRINCETON AVE SW STE 206Birmingham, AL 35211-1348

Mailing Address1770 Independence CtVestavia Hills, AL 35216-1259 · (205) 226-5900 · Fax (205) 226-5937

Phone(205) 226-5900

Fax(205) 226-5937

Sole ProprietorNo

Medical School CMSEmory University School Of MedicineGraduated 2001

Enumeration DateApril 26, 2006

Last NPPES UpdateSeptember 30, 2025

NPPES CertifiedSeptember 30, 2025

✔ NPI 1790741833 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in AL · 29107

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

817 PRINCETON AVE SW STE 206, Birmingham, AL 35211

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Magnolia Health, Ambetter Health, Ambetter of Alabama and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Thomas Harold Watson M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID840209516

PECOS Enrollment IDI20081006000444

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 14

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

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.

266 services115 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

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.

98 services66 patients

Dialysis services, 2-3 physician visits per month (20 years or older) 90961

Dialysis is a treatment that performs the function of healthy kidneys if they're not working properly. It removes waste and excess fluid from your blood. 2-3 physician visits per month are recommended for monitoring your health and adjusting your treatment as needed. This service is available for those aged 20 years and older.

88 services18 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

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.

70 services31 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

58 services56 patients

Dialysis services, 4 or more physician visits per month (20 years or older) 90960

Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.

56 services13 patients

Dialysis procedure including 1 evaluation 90945

Dialysis is a treatment that filters and purifies the blood when your kidneys can't do their job. The procedure involves circulating your blood through a machine that removes waste products. An evaluation is done beforehand to assess your health and determine the best approach for your treatment.

34 services18 patients

Hemodialysis procedure with physician evaluation 90935

Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.

32 services22 patients

Insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist 36902

This procedure involves inserting a needle or tube into your hemodialysis circuit, a system that cleans your blood when your kidneys can't. A balloon is then used to widen a narrow section of this circuit. A radiologist reviews the procedure to ensure accuracy.

23 services22 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

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.

23 services23 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

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.

22 services21 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

14 services11 patients

Injection for x-ray imaging procedure into vein of arm or leg 36005

This procedure involves injecting a contrast material into a vein in your arm or leg. This helps to enhance the quality of X-ray images, making it easier to see and understand the condition of your veins and tissues. It's generally safe and quick.

12 services12 patients

Review by radiologist of 1 arm or leg vein of 1 arm or leg image 75820

This procedure involves a radiologist examining an image of a vein in either your arm or leg. The image helps to identify any abnormalities or issues with blood flow. It's a non-invasive and safe process that aids in accurate diagnosis and treatment planning.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 35211 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$122.31 typical visit price

range $52.65 – $161.63

Typical copayment $30.57 (range $13.16 – $40.40)

Most-billed visit code 99204

Established Patient

$93.72 typical visit price

range $16.56 – $131.65

Typical copayment $23.43 (range $4.14 – $32.91)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

26.14/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Individually scored

Quality

Promoting Interoperability

Improvement Activities

Cost

87.15

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MR. JAMES L LEWIS III MD

Internal Medicine (Nephrology)

817 PRINCETON AVE SW STE 206
BIRMINGHAM, AL 35211

Jefferson County (205) 226-5900

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thomas Watson's NPI number?

The NPI number for Thomas Watson is 1790741833. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Where is Thomas Watson located?

Thomas Watson practices at 817 Princeton Ave SW Ste 206, Birmingham, AL 35211. The listed phone number is (205) 226-5900.

What is Thomas Watson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Thomas Watson enrolled in Medicare?

Yes. Thomas Watson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Thomas Watson accept?

Health plans from Ambetter Health, Ambetter from Magnolia Health, Ambetter of Alabama, Ambetter of Tennessee and Blue Cross and Blue Shield of Alabama and 2 other insurers list Thomas Watson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Thomas Watson was last updated on September 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.