Frederick G. Westreich, MD
Obstetrics & Gynecology Physician · West Bend, WI
Frederick G. Westreich, MD is an obstetrics & gynecology physician with a practice address in West Bend, Wisconsin, and NPI 1801814207, issued on Jul 17, 2006. Check the license (Wisconsin 38544, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Frederick G. Westreich
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 38544 WI
Self-reported in NPPES; status is on the state search - Practice location
- 3200 Pleasant Valley RD, West Bend, WI 53095
- Phone
- (262) 836-7300
- Enumerated
- Jul 17, 2006
- Record last updated
- Nov 3, 2022
- Medicaid ID
- 32554000 WI
- Medicare enrollment
- Enrolled (PECOS I20100721000719); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 1995
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 796 in Wisconsin → Look up another NPI →
Also registered at 3200 Pleasant Valley RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Roxanna AldstadtObstetrics & Gynecology Physician1457431819
- Janelle Allsage, AU.D.Audiologist1669728531
- Abdel Hai Alqwasmi, M.DHematology & Oncology Physician1003055302
- Katherine Alvarez, APNPAcute Care Nurse Practitioner1538545728
- Brendan BlackwelderCertified Registered Nurse Anesthetist1902279474
- Stacy Boden, NPPediatric Nurse Practitioner1124250063
Verify Frederick G. Westreich in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 38544Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
30 Medicare Part D claims for 13 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
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
- Froedtert Andthe Medical College OF Wisconsin Community Physicians IncWest Bend, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Frederick G. Westreich among 796 obstetrics & gynecology physician records in Wisconsin
Frederick G. Westreich, MD is one of 796 obstetrics & gynecology physician records with a practice address in Wisconsin. 71% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 47% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1995 · median 2007 among the 478 with a school on file
- Record last updated2022 · 48% 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 Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
14 obstetrics & gynecology physician records list a practice address in West Bend
They are 14 of the 917 NPPES records with a practice address in West Bend, and 796 obstetrics & gynecology physician records in Wisconsin.
All 796 in Wisconsin → Every provider in West Bend → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Roxanna AldstadtWest Bend, WI 530951457431819
- Irene Bozich, M.D.West Bend, WI 530951790084002
- Scott Donovan, MDWest Bend, WI 530951467494633
- Janet Goldman, MDWest Bend, WI 530951063438109
- Elissa Hellman, MDWest Bend, WI 530951205072287
- Anne Lipinski, MDWest Bend, WI 530951154354280
- Elizabeth MalechaWest Bend, WI 530951487736211
- Michelle Miller, M.D.West Bend, WI 530951255354940
Common questions
What is Frederick G. Westreich, MD's NPI number?
Frederick G. Westreich, MD's National Provider Identifier (NPI) is 1801814207, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Frederick G. Westreich, MD located?
The NPPES record lists a practice address at 3200 Pleasant Valley RD, West Bend, WI, 53095. Phone: (262) 836-7300. Providers update this record themselves, so call before visiting.
How can I verify Frederick G. Westreich, MD's license?
NPPES lists Wisconsin license number 38544, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Frederick G. Westreich, MD prescribe under Medicare Part D?
In 2024, Frederick G. Westreich, MD had 30 Medicare Part D claims for 13 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.