NPPES file of Aug 9, 2026

Thomas Boynton Tucker, M.D.

Medical Oncology Physician · Kerrville, TX

Thomas Boynton Tucker, M.D. is a medical oncology physician with a practice address in Kerrville, Texas, and NPI 1982648820, issued on Jun 15, 2006. Check the license (Texas G8995, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1982648820
Name
Thomas Boynton Tucker
Credential
M.D.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License numbers
G8995 TX
MD60125712 WA
Self-reported in NPPES; status is on the state search
Practice location
694 Hill Country Dr, Kerrville, TX 78028
Phone
(830) 792-3434
Enumerated
Jun 15, 2006
Record last updated
Feb 21, 2024
Fax
(830) 257-5875
Medicaid IDs
137630305 TX
137630312 TX
137630311 TX
2007043 WA
Medicare enrollment
Enrolled (PECOS I20221026000922); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 1984
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 694 Hill Country Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Rebecca Barrington, M.D.Medical Oncology Physician1538180088
  2. Anil Singh, M.DHematology & Oncology Physician1538426622
  3. Dena Soth, NP-CFamily Nurse Practitioner1588988695
  4. Cynthia Tate, FNP-CFamily Nurse Practitioner1376863092

Verify Thomas Boynton Tucker in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license G8995
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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65% fewer Medicare Part D claims than the average medical oncology physician in 2024

244 Medicare Part D claims for 76 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 23 claims were for opioids.

  1. Thomas Tucker244
  2. Specialty average703

Most prescribed

  1. Warfarin Sodium28 claims
  2. Potassium Chloride18 claims
  3. Anastrozole15 claims
  4. Prednisone14 claims
  5. Morphine Sulfate Er13 claims
  6. Olanzapine13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $166.45

3 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thomas Tucker$166
  2. Specialty average$11,773

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Texas Oncology PAKerrville, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Thomas Boynton Tucker among 547 medical oncology physician records in Texas

Thomas Boynton Tucker, M.D. is one of 547 medical oncology physician records with a practice address in Texas. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 45% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1984 · median 2000 among the 414 with a school on file
  • Record last updated2024 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Texas

There are 547 medical oncology physician records in Texas.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Rebecca Barrington, M.D.Kerrville, TX 780281538180088
  2. Mohsen Ghadimi-Mahani, M.D.Laredo, TX 780411881845253
  3. Marisa Sandera, M.D.Boerne, TX 780061508828971
  4. Abram Trevino, MDNew Braunfels, TX 781301346323888
  5. Nancy Zatopek, D.O.Victoria, TX 779011487837621
  6. Jay ParekhSan Antonio, TX 782071699237644
  7. Sachin Agarwal, M.D.College Station, TX 778451386867448
  8. Sreecharan Reddy Mavuram, M.DSan Antonio, TX 782151396078291

Common questions

What is Thomas Boynton Tucker, M.D.'s NPI number?

Thomas Boynton Tucker, M.D.'s National Provider Identifier (NPI) is 1982648820, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Boynton Tucker, M.D. located?

The NPPES record lists a practice address at 694 Hill Country Dr, Kerrville, TX, 78028. Phone: (830) 792-3434. Providers update this record themselves, so call before visiting.

How can I verify Thomas Boynton Tucker, M.D.'s license?

NPPES lists Texas license number G8995, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Thomas Boynton Tucker, M.D. prescribe under Medicare Part D?

In 2024, Thomas Boynton Tucker, M.D. had 244 Medicare Part D claims for 76 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.