Alissa A. O'Hagan, M.D.
Obstetrics & Gynecology Physician · Traverse City, MI
Alissa A. O'Hagan, M.D. is an obstetrics & gynecology physician with a practice address in Traverse City, Michigan, and NPI 1376874040, issued on Jan 20, 2010. Check the license (Michigan 4301104030, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Alissa A. O'Hagan
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 4301104030 MI
Self-reported in NPPES; status is on the state search - Practice location
- 3960 W Royal Dr, Traverse City, MI 49684
- Phone
- (231) 947-0404
- Enumerated
- Jan 20, 2010
- Record last updated
- Mar 7, 2023
- Fax
- (231) 947-2190
- Medicare enrollment
- Enrolled (PECOS I20140121000568); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 2007
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,776 in Michigan → Look up another NPI →
Also registered at 3960 W Royal Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Melissa Bibicoff, DOObstetrics & Gynecology Physician1144560251
- Peter Bump, M.D.Obstetrics & Gynecology Physician1447214937
- Stephanie Morreale, D.O.Obstetrics & Gynecology Physician1386608875
- Diana Novak, MDObstetrics & Gynecology Physician1053362186
- David Wright, M.D.Gynecology Physician1538123500
Verify Alissa A. O'Hagan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301104030Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
28% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
211 Medicare Part D claims for 76 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Estradiol60 claims
- Clobetasol Propionate18 claims
- Nystatin-Triamcinolone12 claims
- Premarin12 claims
- Nitrofurantoin Mono-Macro11 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.
Bills Medicare through one group practice
- Grand Traverse Womens Clinic PLLCTraverse City, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alissa A. O'Hagan among 1,776 obstetrics & gynecology physician records in Michigan
Alissa A. O'Hagan, M.D. is one of 1,776 obstetrics & gynecology physician records with a practice address in Michigan. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 57% of them.
- NPI issued2010 · 57% of these records are older, 41% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2007 · median 2007 among the 1,003 with a school on file
- Record last updated2023 · 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 207V00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Michigan
There are 1,776 obstetrics & gynecology physician records in Michigan.
All 1,776 in Michigan → Every provider in Traverse City → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Carter Anderson, MDTraverse City, MI 496841134625585
- Melissa Bibicoff, DOTraverse City, MI 496841144560251
- Peter Bump, M.D.Traverse City, MI 496841447214937
- Debra Kurtz, MDTraverse City, MI 496841184674616
- Timothy Madion, MDTraverse City, MI 496841689628497
- Stephanie Morreale, D.O.Traverse City, MI 496841386608875
- Diana Novak, MDTraverse City, MI 496841053362186
- Caitlin Schmidt, D.O.Traverse City, MI 496841699068148
Common questions
What is Alissa A. O'Hagan, M.D.'s NPI number?
Alissa A. O'Hagan, M.D.'s National Provider Identifier (NPI) is 1376874040, issued on Jan 20, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Alissa A. O'Hagan, M.D. located?
The NPPES record lists a practice address at 3960 W Royal Dr, Traverse City, MI, 49684. Phone: (231) 947-0404. Providers update this record themselves, so call before visiting.
How can I verify Alissa A. O'Hagan, M.D.'s license?
NPPES lists Michigan license number 4301104030, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Alissa A. O'Hagan, M.D. prescribe under Medicare Part D?
In 2024, Alissa A. O'Hagan, M.D. had 211 Medicare Part D claims for 76 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.