Katherine Treuhaft Zdrada, M.D.
Obstetrics & Gynecology Physician · Ann Arbor, MI
Katherine Treuhaft Zdrada, M.D. is an obstetrics & gynecology physician with a practice address in Ann Arbor, Michigan, and NPI 1912296138, issued on Mar 29, 2011. Check the license (Michigan 4301098799, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Katherine Treuhaft Zdrada
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 4301098799 MI
Self-reported in NPPES; status is on the state search - Practice location
- 4200 Whitehall Dr, Ann Arbor, MI 48105
- Phone
- (734) 434-0477
- Enumerated
- Mar 29, 2011
- Record last updated
- Aug 24, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (734) 434-6240
- Medicare enrollment
- Enrolled (PECOS I20150707001995); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,776 in Michigan → Look up another NPI →
Also registered at 4200 Whitehall Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Matthew Ajluni, DOFamily Medicine Physician1124072400
- Abbey Alsip, NPWomen's Health Nurse Practitioner1275392144
- Cheryl Bachman, CNMAdvanced Practice Midwife1699826826
- Yiding Cai, MDInternal Medicine Physician1831536895
- Galen Engel, N.P.Family Nurse Practitioner1942604335
- Delores Garcia, M.D.Pediatrics Physician1710956941
Verify Katherine Treuhaft Zdrada in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301098799Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
145 Medicare Part D claims for 62 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Estradiol50 claims
- Clobetasol Propionate21 claims
- Yuvafem11 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 CorporationAnn Arbor, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Treuhaft Zdrada among 1,776 obstetrics & gynecology physician records in Michigan
Katherine Treuhaft Zdrada, 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 2011, is newer than 59% of them.
- NPI issued2011 · 59% of these records are older, 39% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2011 · median 2007 among the 1,003 with a school on file
- Record last updated2015 · 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).
143 obstetrics & gynecology physician records list a practice address in Ann Arbor
They are 143 of the 15,616 NPPES records with a practice address in Ann Arbor, and 1,776 obstetrics & gynecology physician records in Michigan.
All 1,776 in Michigan → Every provider in Ann Arbor → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Meghan Bugosh, MDAnn Arbor, MI 481051760864482
- Lisa Desmond, MDAnn Arbor, MI 481051063919298
- Stephen Hickner, MDAnn Arbor, MI 481051386699098
- Mangaladevi Menon, M.D.Ann Arbor, MI 481051285646356
- Stephanie Menon, MDAnn Arbor, MI 481051235440348
- Jennifer O'NeillAnn Arbor, MI 481051437545431
- Alia Shah, MDAnn Arbor, MI 481051609360015
- Lauren Westerfield, M.D.Ann Arbor, MI 481051053723650
Common questions
What is Katherine Treuhaft Zdrada, M.D.'s NPI number?
Katherine Treuhaft Zdrada, M.D.'s National Provider Identifier (NPI) is 1912296138, issued on Mar 29, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Treuhaft Zdrada, M.D. located?
The NPPES record lists a practice address at 4200 Whitehall Dr, Ann Arbor, MI, 48105. Phone: (734) 434-0477. Providers update this record themselves, so call before visiting.
How can I verify Katherine Treuhaft Zdrada, M.D.'s license?
NPPES lists Michigan license number 4301098799, 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 Katherine Treuhaft Zdrada, M.D. prescribe under Medicare Part D?
In 2024, Katherine Treuhaft Zdrada, M.D. had 145 Medicare Part D claims for 62 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.