Aaron William Grossman, M.D., PH.D.
Neurology Physician · Cincinnati, OH
Aaron William Grossman, M.D., PH.D. is a neurology physician with a practice address in Cincinnati, Ohio, and NPI 1104066497, issued on Feb 25, 2009. Check the license (Ohio 35.098551, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Aaron William Grossman
- Credential
- M.D., PH.D.
- Primary taxonomy
- Neurology Physician 2084N0400X
- License numbers
- 35.098551 OH
A 111316 CA
45013 KY
Self-reported in NPPES; status is on the state search - Practice location
- 222 Piedmont Ave, Cincinnati, OH 45219
- Phone
- (513) 475-8730
- Enumerated
- Feb 25, 2009
- Record last updated
- Nov 25, 2025
- Fax
- (513) 475-8033
- Medicare enrollment
- Enrolled (PECOS I20251210000444); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 2008
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 789 in Ohio → Look up another NPI →
Also registered at 222 Piedmont Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Aaron William Grossman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.098551Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average neurology physician in 2024
93 Medicare Part D claims for 32 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Clopidogrel33 claims
- Brilinta11 claims
- Verapamil Er11 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): 78.8 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).
Industry payments in 2024: $13,104.11
6 payments; by number, the most common kind was food and beverage; the largest payer was Cordis US Corp. The 10,858 providers of this specialty with any payment received $8,318.07 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 3 group practices
- Oxford Physical Therapy And RehabilitationMason, OH
- St Elizabeth Medical Center, IncEdgewood, KY
- University OF Cincinnati Physicians Company LLCCincinnati, OH
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Aaron William Grossman among 789 neurology physician records in Ohio
Aaron William Grossman, M.D., PH.D. is one of 789 neurology physician records with a practice address in Ohio. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 55% of them.
- NPI issued2009 · 55% of these records are older, 42% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2008 · median 2005 among the 579 with a school on file
- Record last updated2025 · 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 2084N0400X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in Ohio
There are 789 neurology physician records in Ohio.
All 789 in Ohio → Every provider in Cincinnati → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Joseph Broderick, MDCincinnati, OH 452191609817642
- Jennifer Cavitt, MDCincinnati, OH 452191790726701
- Andrew Duker, MDCincinnati, OH 452191780623603
- Alberto Espay, MDCincinnati, OH 452191023057940
- David Ficker, MDCincinnati, OH 452191174564181
- Daniel Kanter, MDCincinnati, OH 452191912933755
- Brett Kissela, MDCincinnati, OH 452191952337701
- Andrew Massey, M.D.Cincinnati, OH 452191194791582
Common questions
What is Aaron William Grossman, M.D., PH.D.'s NPI number?
Aaron William Grossman, M.D., PH.D.'s National Provider Identifier (NPI) is 1104066497, issued on Feb 25, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Aaron William Grossman, M.D., PH.D. located?
The NPPES record lists a practice address at 222 Piedmont Ave, Cincinnati, OH, 45219. Phone: (513) 475-8730. Providers update this record themselves, so call before visiting.
How can I verify Aaron William Grossman, M.D., PH.D.'s license?
NPPES lists Ohio license number 35.098551, as entered by the provider. 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 Aaron William Grossman, M.D., PH.D. prescribe under Medicare Part D?
In 2024, Aaron William Grossman, M.D., PH.D. had 93 Medicare Part D claims for 32 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
What is Aaron William Grossman, M.D., PH.D.'s MIPS final score?
The 2023 MIPS final score is 78.8 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.