Ihab Hajjar, MD,MS
Geriatric Medicine (Internal Medicine) Physician · Dallas, TX
Ihab Hajjar, MD,MS is a geriatric medicine (internal medicine) physician with a practice address in Dallas, Texas, and NPI 1891723912, issued on Jun 29, 2006. Check the license (Texas T7425, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ihab Hajjar
- Credential
- MD,MS
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License numbers
- T7425 TX
C54104 CA
70835 GA
227075 MA
Self-reported in NPPES; status is on the state search - Practice location
- 5303 Harry Hines Blvd, Dallas, TX 75390
- Phone
- (323) 442-5100
- Enumerated
- Jun 29, 2006
- Record last updated
- Jun 18, 2026
- Medicare enrollment
- Enrolled (PECOS I20220805000542); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 5303 Harry Hines Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Shira Bass, NPNurse Practitioner1396140893
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Verify Ihab Hajjar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license T7425Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
170 Medicare Part D claims for 37 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Donepezil Hcl58 claims
- Trazodone Hcl16 claims
- Adlarity14 claims
- Escitalopram Oxalate14 claims
- Memantine Hcl Er13 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): 74.6 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).
Bills Medicare through one group practice
- University OF Texas Southwestern Medical Center AT DallasDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in Texas
There are 256 geriatric medicine (internal medicine) physician records in Texas.
Other geriatric medicine (internal medicine) physician records in Texas
- Waleed Abdelall, MDTemple, TX1417443391
- Jennifer AdamsDallas, TX1902546054
- Kathryn Agarwal, M.D.Houston, TX1528173580
- Valerie Agena, DOPlano, TX1669498481
- Aruna Agraharkar, MDWebster, TX1316044126
- Nasiya Ahmed, M.D.Houston, TX1609080373
- Shohana Ahmed, MDSan Antonio, TX1437647955
- Anita Aisner, M.D.Dallas, TX1891900460
- Alice Ajim, MDHouston, TX1447297783
- Glendalyz Alberto, MDAustin, TX1366733719
Common questions
What is Ihab Hajjar, MD,MS's NPI number?
Ihab Hajjar, MD,MS's National Provider Identifier (NPI) is 1891723912, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ihab Hajjar, MD,MS located?
The NPPES record lists a practice address at 5303 Harry Hines Blvd, Dallas, TX, 75390. Phone: (323) 442-5100. Providers update this record themselves, so call before visiting.
How can I verify Ihab Hajjar, MD,MS's license?
NPPES lists Texas license number T7425, 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 Ihab Hajjar, MD,MS prescribe under Medicare Part D?
In 2024, Ihab Hajjar, MD,MS had 170 Medicare Part D claims for 37 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Ihab Hajjar, MD,MS's MIPS final score?
The 2023 MIPS final score is 74.6 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.