Gregory M. Whisman, MD
Family Medicine Physician · Powell, OH
Gregory M. Whisman, MD is a family medicine physician with a practice address in Powell, Ohio, and NPI 1669667598, issued on Sep 13, 2007. Check the license (Ohio 35.089537, as entered in NPPES) on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.
- Name
- Gregory M. Whisman
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 35.089537 OH
35089537 OH
Self-reported in NPPES; status is on the state search - Practice location
- 28 Hidden Ravines Drive, Powell, OH 43065
- Phone
- (740) 549-7450
- Enumerated
- Sep 13, 2007
- Record last updated
- Nov 28, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (740) 549-7454
- Medicaid ID
- 2781164 OH
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,606 in Ohio → Look up another NPI →
Verify Gregory M. Whisman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersState Medical Board of Ohio
Search for license 35.089537Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average family medicine physician in 2024
182 Medicare Part D claims for 137 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Methylprednisolone19 claims
- Nitrofurantoin Mono-Macro19 claims
- Amoxicillin16 claims
- Ciprofloxacin Hcl12 claims
- Amoxicillin-Clavulanate Potass11 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.
Gregory M. Whisman among 5,606 family medicine physician records in Ohio
Gregory M. Whisman, MD is one of 5,606 family medicine physician records with a practice address in Ohio. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 52% of them.
- NPI issued2007 · 52% of these records are older, 40% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2012 · 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 207Q00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 family medicine physician records list a practice address in Powell
They are 12 of the 589 NPPES records with a practice address in Powell, and 5,606 family medicine physician records in Ohio.
All 5,606 in Ohio → Every provider in Powell → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Gina Bachmann, MDPowell, OH 430651801887989
- Gregory Bell, M.D.Powell, OH 430651013956598
- Dev Desai, MDPowell, OH 430651861051419
- David Foley, M.D.Powell, OH 430651326331448
- Jacob O'Day, DOPowell, OH 430651073140901
- Joseph Ottaviano, M.D.Powell, OH 430651942368816
- Andrew Place, MDPowell, OH 430651598704868
- Sarah Schwartz, M.D.Powell, OH 430651649444621
Common questions
What is Gregory M. Whisman, MD's NPI number?
Gregory M. Whisman, MD's National Provider Identifier (NPI) is 1669667598, issued on Sep 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Gregory M. Whisman, MD located?
The NPPES record lists a practice address at 28 Hidden Ravines Drive, Powell, OH, 43065. Phone: (740) 549-7450. Providers update this record themselves, so call before visiting.
How can I verify Gregory M. Whisman, MD's license?
NPPES lists Ohio license number 35.089537, 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 Gregory M. Whisman, MD prescribe under Medicare Part D?
In 2024, Gregory M. Whisman, MD had 182 Medicare Part D claims for 137 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.