Montaser Shaheen, M.D.
Hematology (Internal Medicine) Physician · San Antonio, TX
Montaser Shaheen, M.D. is a hematology (internal medicine) physician with a practice address in San Antonio, Texas, and NPI 1801860168, issued on Feb 14, 2006. Check the license (Texas 47683, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Montaser Shaheen
- Credential
- M.D.
- Primary taxonomy
- Hematology (Internal Medicine) Physician 207RH0000X
- License numbers
- 47683 TX
MD2008-0796 NM
Self-reported in NPPES; status is on the state search - Practice location
- 7979 Wurzbach RD Ste 2222, San Antonio, TX 78229
- Phone
- (210) 450-1143
- Enumerated
- Feb 14, 2006
- Record last updated
- Dec 1, 2022
- Fax
- (210) 450-0407
- Medicare enrollment
- Enrolled (PECOS I20090706000377); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology (internal medicine) physician records → All 73 in Texas → Look up another NPI →
Verify Montaser Shaheen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license 47683Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8% more Medicare Part D claims than the average hematology (internal medicine) physician in 2024
534 Medicare Part D claims for 107 beneficiaries, against an average of 496 among the 1,036 providers of this specialty who prescribed in Part D. Brand-name drugs were 40% of claims. 23 claims were for opioids.
Most prescribed
- Cabometyx99 claims
- Amlodipine Besylate36 claims
- Methylprednisolone30 claims
- Levothyroxine Sodium28 claims
- Hydrocortisone23 claims
- Anastrozole18 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): 79.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
2 hospitals and group practices
- Gila Regional Medical CenterSilver City, NM · Critical Access Hospitals2 of 5 stars
- University OF Texas Health Science Center AT San AntonioSan Antonio, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Montaser Shaheen among 73 hematology (internal medicine) physician records in Texas
Montaser Shaheen, M.D. is one of 73 hematology (internal medicine) physician records with a practice address in Texas. 88% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 60% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1996 · median 2002 among the 56 with a school on file
- Record last updated2022 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology (Internal Medicine) Physician providers in Texas
There are 73 hematology (internal medicine) physician records in Texas.
All 73 in Texas → Every provider in San Antonio → Hematology (Internal Medicine) Physician nationwide →
The 8 hematology (internal medicine) physician records with the nearest ZIP codes
- Leyla Bojanini Molina, M.D.San Antonio, TX 782291407344658
- Georgios Fotopoulos, MDSan Antonio, TX 782291205368644
- Joseph Holahan, M.D.San Antonio, TX 782291114942414
- Robert Hromas, MDSan Antonio, TX 782291356356810
- Preetesh Jain, MDSan Antonio, TX 782291578981221
- Carl Meier, MDSan Antonio, TX 782291174518450
- Robyn Scherber, MD, MPHSan Antonio, TX 782291376808428
- Joel Bessman, MDSan Antonio, TX 782231518026327
Common questions
What is Montaser Shaheen, M.D.'s NPI number?
Montaser Shaheen, M.D.'s National Provider Identifier (NPI) is 1801860168, issued on Feb 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Montaser Shaheen, M.D. located?
The NPPES record lists a practice address at 7979 Wurzbach RD Ste 2222, San Antonio, TX, 78229. Phone: (210) 450-1143. Providers update this record themselves, so call before visiting.
How can I verify Montaser Shaheen, M.D.'s license?
NPPES lists Texas license number 47683, 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 Montaser Shaheen, M.D. prescribe under Medicare Part D?
In 2024, Montaser Shaheen, M.D. had 534 Medicare Part D claims for 107 beneficiaries; the average among hematology (internal medicine) physician prescribers was 496. Part D covers Medicare prescriptions only.
What is Montaser Shaheen, M.D.'s MIPS final score?
The 2023 MIPS final score is 79.5 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.