Grace Caroline Worzalla, M.D.
Obstetrics & Gynecology Physician · Germantown, WI
Grace Caroline Worzalla, M.D. is an obstetrics & gynecology physician with a practice address in Germantown, Wisconsin, and NPI 1922494806, issued on Apr 8, 2015. Check the license (Wisconsin 66406-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Grace Caroline Worzalla
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 66406-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- W180N11070 River LN, Germantown, WI 53022
- Phone
- (262) 535-8400
- Enumerated
- Apr 8, 2015
- Record last updated
- Nov 24, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 100061203 WI
- Medicare enrollment
- Enrolled (PECOS I20190806000423); accepts Medicare assignment
- Medical or professional school
- University Of Cincinnati College Of Medicine, 2015
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 796 in Wisconsin → Look up another NPI →
Also registered at W180N11070 River LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jacob Adashek, DOHematology & Oncology Physician1144780107
- Katie CohenCardiovascular Disease Physician1366975179
- Kelly Cole, PA-CPhysician Assistant1700556818
- Shaunta Ford-Pierce, NPFamily Nurse Practitioner1619387511
- Timothy Goggins, M.D.Hematology & Oncology Physician1497890701
- Mark KaepplerCardiovascular Disease Physician1104184100
Verify Grace Caroline Worzalla in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 66406-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
116 Medicare Part D claims for 49 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Estradiol22 claims
- Clobetasol Propionate19 claims
- Myrbetriq11 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
- Aurora Advanced Healthcare, Inc.Germantown, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Grace Caroline Worzalla among 796 obstetrics & gynecology physician records in Wisconsin
Grace Caroline Worzalla, M.D. 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 2015, is newer than 79% of them.
- NPI issued2015 · 79% of these records are older, 19% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2015 · median 2007 among the 478 with a school on file
- Record last updated2021 · 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).
Obstetrics & Gynecology Physician providers in Wisconsin
There are 796 obstetrics & gynecology physician records in Wisconsin.
All 796 in Wisconsin → Every provider in Germantown → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Rebecca Sigourney-Tennyck, MDGermantown, WI 530221104453521
- Sarah BauwensGrafton, WI 530241770970956
- Mary Swiderski, MDGrafton, WI 530241326070509
- Henry Kaminski, MDHartford, WI 530271912939158
- Daniel Kopesky, DOHartford, WI 530271114034659
- Nicole Menegakis, MDHartford, WI 530271891906772
- Indira Mammen, MDCedarburg, WI 530121427094796
- Jacqueline JunaBrookfield, WI 530051558999185
Common questions
What is Grace Caroline Worzalla, M.D.'s NPI number?
Grace Caroline Worzalla, M.D.'s National Provider Identifier (NPI) is 1922494806, issued on Apr 8, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Grace Caroline Worzalla, M.D. located?
The NPPES record lists a practice address at W180N11070 River LN, Germantown, WI, 53022. Phone: (262) 535-8400. Providers update this record themselves, so call before visiting.
How can I verify Grace Caroline Worzalla, M.D.'s license?
NPPES lists Wisconsin license number 66406-20, 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 Grace Caroline Worzalla, M.D. prescribe under Medicare Part D?
In 2024, Grace Caroline Worzalla, M.D. had 116 Medicare Part D claims for 49 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.