Nasser Hajar, M.D.
Internal Medicine Physician · Sylvania, OH
Nasser Hajar, M.D. is an internal medicine physician with a practice address in Sylvania, Ohio, and NPI 1689820631, issued on Aug 11, 2008. Check the license on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Nasser Hajar
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 004026 NY
Self-reported in NPPES; status is on the state search - Practice location
- 5700 Monroe St Unit 103, Sylvania, OH 43560
- Phone
- (419) 843-7996
- Enumerated
- Aug 11, 2008
- Record last updated
- Nov 3, 2023
- Fax
- (419) 841-7704
- Medicaid ID
- 0107571 OH
- Medicare enrollment
- Enrolled (PECOS I20140521001912); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 5,277 in Ohio → Look up another NPI →
Also registered at 5700 Monroe St Unit 103
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Margaret Ball, NP-CFamily Nurse Practitioner1679972053
- Michael Basista, M.D.Gastroenterology Physician1548257876
- Kurt Bernsdorff, M.D.Gastroenterology Physician1457348799
Verify Nasser Hajar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of OhioCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,320 Medicare Part D claims for 472 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Pantoprazole Sodium471 claims
- Omeprazole194 claims
- Gavilyte-G88 claims
- Peg 3350-Electrolyte61 claims
- Peg-3350 And Electrolytes38 claims
- Budesonide Dr33 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: $545.50
27 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Promedica Central PhysiciansToledo, OH
- Specialty Physicians OF Blanchard Valley LLCFindlay, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nasser Hajar among 5,277 internal medicine physician records in Ohio
Nasser Hajar, M.D. is one of 5,277 internal medicine physician records with a practice address in Ohio. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 52% of them.
- NPI issued2008 · 52% of these records are older, 44% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2005 · median 2006 among the 3,414 with a school on file
- Record last updated2023 · 58% 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 Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
28 internal medicine physician records list a practice address in Sylvania
They are 28 of the 881 NPPES records with a practice address in Sylvania, and 5,277 internal medicine physician records in Ohio.
All 5,277 in Ohio → Every provider in Sylvania → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Eli Abramson, M.D.Sylvania, OH 435601174744759
- Robert Axonovitz, M.D.Sylvania, OH 435601730180407
- Mark Fine, M.D.Sylvania, OH 435601295736924
- Mohsen Halaby, MDSylvania, OH 435601922254697
- Syed Hasan, D.O.Sylvania, OH 435601649596818
- Elizabeth Hoffman, MDSylvania, OH 435601912909995
- A David James, MDSylvania, OH 435601770585663
- Parvati Katrapati, MDSylvania, OH 435601831276567
Common questions
What is Nasser Hajar, M.D.'s NPI number?
Nasser Hajar, M.D.'s National Provider Identifier (NPI) is 1689820631, issued on Aug 11, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Nasser Hajar, M.D. located?
The NPPES record lists a practice address at 5700 Monroe St Unit 103, Sylvania, OH, 43560. Phone: (419) 843-7996. Providers update this record themselves, so call before visiting.
How can I verify Nasser Hajar, M.D.'s license?
Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nasser Hajar, M.D. prescribe under Medicare Part D?
In 2024, Nasser Hajar, M.D. had 1,320 Medicare Part D claims for 472 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.