NPPES file of Aug 9, 2026

Hosam Ahmad Diab Abdallah, MD

Internal Medicine Physician · San Antonio, TX

Hosam Ahmad Diab Abdallah, MD is an internal medicine physician with a practice address in San Antonio, Texas, and NPI 1548750813, issued on May 13, 2018. Check the license 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548750813
Name
Hosam Ahmad Diab Abdallah
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD22583 ME
Self-reported in NPPES; status is on the state search
Practice location
7703 Floyd Curl Dr, San Antonio, TX 78229
Phone
(176) 721-0567
Enumerated
May 13, 2018
Record last updated
Jan 4, 2024
Fax
(210) 567-4712
Medicare enrollment
Enrolled (PECOS I20190329002001); accepts Medicare assignment
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 7703 Floyd Curl Dr

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

  1. Kollin AbbeStudent in an Organized Health Care Education/Training Program1093599409
  2. David Abbott, DDSStudent in an Organized Health Care Education/Training Program1336922004
  3. Raghdah AbduljabbarStudent in an Organized Health Care Education/Training Program1427867134
  4. Sanaa AbidStudent in an Organized Health Care Education/Training Program1215710983
  5. Parham AbolhassaniStudent in an Organized Health Care Education/Training Program1831010651
  6. Ghassan AbouelnaajStudent in an Organized Health Care Education/Training Program1609609106

Verify Hosam Ahmad Diab Abdallah in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical BoardCheck 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 internal medicine physician in 2024

1,098 Medicare Part D claims for 239 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 41 claims were for opioids.

  1. Hosam Abdallah1,098
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium65 claims
  2. Prednisone54 claims
  3. Furosemide50 claims
  4. Pantoprazole Sodium48 claims
  5. Lisinopril46 claims
  6. Eliquis37 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 100 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score91.1
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Apogee Medical Group Maine PCBangor, ME

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

Hosam Ahmad Diab Abdallah among 9,175 internal medicine physician records in Texas

Hosam Ahmad Diab Abdallah, MD is one of 9,175 internal 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 2018, is newer than 79% of them.

  • NPI issued2018 · 79% of these records are older, 18% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2012 · median 2004 among the 6,088 with a school on file
  • Record last updated2024 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

657 internal medicine physician records list a practice address in San Antonio

They are 657 of the 37,749 NPPES records with a practice address in San Antonio, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jeremias Abueme, M.D.San Antonio, TX 782291891790960
  2. Richard Clemons, MDSan Antonio, TX 782291740282664
  3. Serina Flores, M.D.San Antonio, TX 782291528058203
  4. John Galan, MDSan Antonio, TX 782291528069440
  5. Juan Gonzalez, MDSan Antonio, TX 782291659370963
  6. Bradley Kayser, MDSan Antonio, TX 782291285635110
  7. Michelle Medellin, M.D.San Antonio, TX 782291770571614
  8. Thomas Mieras, MDSan Antonio, TX 782291578564787

Common questions

What is Hosam Ahmad Diab Abdallah, MD's NPI number?

Hosam Ahmad Diab Abdallah, MD's National Provider Identifier (NPI) is 1548750813, issued on May 13, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Hosam Ahmad Diab Abdallah, MD located?

The NPPES record lists a practice address at 7703 Floyd Curl Dr, San Antonio, TX, 78229. Phone: (176) 721-0567. Providers update this record themselves, so call before visiting.

How can I verify Hosam Ahmad Diab Abdallah, MD's license?

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 Hosam Ahmad Diab Abdallah, MD prescribe under Medicare Part D?

In 2024, Hosam Ahmad Diab Abdallah, MD had 1,098 Medicare Part D claims for 239 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Hosam Ahmad Diab Abdallah, MD's MIPS final score?

The 2023 MIPS final score is 100 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.