Karen Walker, M.D.
Gynecology Physician · Ypsilanti, MI
Karen Walker, M.D. is a gynecology physician with a practice address in Ypsilanti, Michigan, and NPI 1417049677, issued on Sep 28, 2006. Check the license (Michigan 4301050682, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Karen Walker
- Credential
- M.D.
- Primary taxonomy
- Gynecology Physician 207VG0400X
- License number
- 4301050682 MI
Self-reported in NPPES; status is on the state search - Practice location
- 4936 W Clark RD, Ypsilanti, MI 48197
- Phone
- (734) 434-6200
- Enumerated
- Sep 28, 2006
- Record last updated
- Oct 12, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (734) 434-7373
- Medicare enrollment
- Enrolled (PECOS I20051118000094); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 1977
- Entity
- Type 1 · individual
8 nearest gynecology physician records → All 75 in Michigan → Look up another NPI →
Also registered at 4936 W Clark RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Amy Albert, CNPNurse Practitioner1336307628
- Emily Amoe, NPFamily Nurse Practitioner1992966550
- Wesley Beemer, M.D.Obstetrics & Gynecology Physician1578531331
- Adriana Benedetto, CPNPPediatric Nurse Practitioner1699149880
- Karen Brenner, M.D.Pediatrics Physician1851368591
- Rebecca BrownPediatric Nurse Practitioner1407084411
Verify Karen Walker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301050682Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.6 times the Medicare Part D claims of the average gynecology physician in 2024
1,066 Medicare Part D claims for 260 beneficiaries, against an average of 299 among the 1,919 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol336 claims
- Progesterone82 claims
- Clobetasol Propionate60 claims
- Alendronate Sodium42 claims
- Yuvafem41 claims
- Medroxyprogesterone Acetate38 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
- Iha Health Services CorporationYpsilanti, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karen Walker among 75 gynecology physician records in Michigan
Karen Walker, M.D. is one of 75 gynecology physician records with a practice address in Michigan. 52% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 25% newer
- In a Medicare fileYes · 52% of these records are
- In the CMS Doctors and Clinicians fileYes · 32% of these records are
- Graduated1977 · median 1994 among the 24 with a school on file
- Record last updated2016 · 76% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VG0400X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gynecology Physician providers in Michigan
There are 75 gynecology physician records in Michigan.
All 75 in Michigan → Every provider in Ypsilanti → Gynecology Physician nationwide →
The 8 gynecology physician records with the nearest ZIP codes
- Daniel McMurtrie, M.D.Ypsilanti, MI 481971710967765
- Peter Baumann, MDDetroit, MI 482011760429328
- Chitranjan Lall, M.D.Detroit, MI 482011639193394
- Zeinab Bazzi, DOWyandotte, MI 481921346701745
- Ziv Tsafrir, M.D.Detroit, MI 482021235579574
- Roderick Cairgle, MDDetroit, MI 482351316975311
- Ronald Cheek, MDDetroit, MI 482351013957927
- Mohammad Ariani, MDGrosse Pointe Shores, MI 482361740616804
Common questions
What is Karen Walker, M.D.'s NPI number?
Karen Walker, M.D.'s National Provider Identifier (NPI) is 1417049677, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Karen Walker, M.D. located?
The NPPES record lists a practice address at 4936 W Clark RD, Ypsilanti, MI, 48197. Phone: (734) 434-6200. Providers update this record themselves, so call before visiting.
How can I verify Karen Walker, M.D.'s license?
NPPES lists Michigan license number 4301050682, 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 Karen Walker, M.D. prescribe under Medicare Part D?
In 2024, Karen Walker, M.D. had 1,066 Medicare Part D claims for 260 beneficiaries; the average among gynecology physician prescribers was 299. 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.