NPPES file of Aug 9, 2026

Mohammed Samiuddin, M.D.

Family Medicine Physician · Amarillo, TX

Mohammed Samiuddin, M.D. is a family medicine physician with a practice address in Amarillo, Texas, and NPI 1215152442, issued on Apr 14, 2007. Check the license (Texas M6862, 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
1215152442
Name
Mohammed Samiuddin
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
M6862 TX
Self-reported in NPPES; status is on the state search
Practice location
1400 S Coulter St, Amarillo, TX 79106
Phone
(806) 351-3777
Enumerated
Apr 14, 2007
Record last updated
Jan 9, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(806) 351-3765
Medicaid IDs
24906026 NM
200120680 A OK
188160901 TX
Medicare enrollment
Enrolled (PECOS I20070829000294); accepts Medicare assignment
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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8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →

Also registered at 1400 S Coulter St

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

  1. Olubukunola Adesanya, MDNeonatal-Perinatal Medicine Physician1447356803
  2. Rahima Afroza, M.D.Student in an Organized Health Care Education/Training Program1699092544
  3. Marwa Ahmed, MDInternal Medicine Physician1760801252
  4. Sarah Ahmed, M.D.Internal Medicine Physician1952797557
  5. Fadwa Al Homoud, M.D.Family Medicine Physician1528352937
  6. Hisham Al Momattin, PHARM.D MHSAPharmacist1366425662

Verify Mohammed Samiuddin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license M6862    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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4.9 times the Medicare Part D claims of the average family medicine physician in 2024

17,271 Medicare Part D claims for 1,256 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 480 claims were for opioids.

  1. Mohammed Samiuddin17,271
  2. Specialty average3,544

Most prescribed

  1. Levothyroxine Sodium827 claims
  2. Atorvastatin Calcium775 claims
  3. Losartan Potassium604 claims
  4. Amlodipine Besylate481 claims
  5. Rosuvastatin Calcium453 claims
  6. Gabapentin448 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: $320.66

13 payments; by number, the most common kind was food and beverage; the largest payer was Exact Sciences Corporation. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mohammed Samiuddin$320.66
  2. Specialty average$902.55

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

Bills Medicare through 2 group practices

  1. Healthtexas Provider NetworkDallas, TX
  2. Legacy Healthcare Services IncMcKinney, TX

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

Mohammed Samiuddin among 11,119 family medicine physician records in Texas

Mohammed Samiuddin, M.D. is one of 11,119 family medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 46% of them.

  • NPI issued2007 · 46% of these records are older, 45% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated1998 · median 2004 among the 7,095 with a school on file
  • Record last updated2017 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

119 family medicine physician records list a practice address in Amarillo

They are 119 of the 3,934 NPPES records with a practice address in Amarillo, and 11,119 family medicine physician records in Texas.

All 11,119 in Texas → Every provider in Amarillo → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Victor Bravo, M.D.Amarillo, TX 791061528012044
  2. David Brister, M.D.Amarillo, TX 791061568409589
  3. James Bryan, M.D.Amarillo, TX 791061962449934
  4. Anna Burson, M.D.Amarillo, TX 791061437109394
  5. Jon Caldwell, M.D.Amarillo, TX 791061558318865
  6. David Carruth, M.D.Amarillo, TX 791061184671406
  7. Cynthia Correa-Colon, M.D.Amarillo, TX 791061043296551
  8. John Dzik, DOAmarillo, TX 791061659339950

Common questions

What is Mohammed Samiuddin, M.D.'s NPI number?

Mohammed Samiuddin, M.D.'s National Provider Identifier (NPI) is 1215152442, issued on Apr 14, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mohammed Samiuddin, M.D. located?

The NPPES record lists a practice address at 1400 S Coulter St, Amarillo, TX, 79106. Phone: (806) 351-3777. Providers update this record themselves, so call before visiting.

How can I verify Mohammed Samiuddin, M.D.'s license?

NPPES lists Texas license number M6862, 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 Mohammed Samiuddin, M.D. prescribe under Medicare Part D?

In 2024, Mohammed Samiuddin, M.D. had 17,271 Medicare Part D claims for 1,256 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.