Tammi Lynn Greenwaldt, CNM
Obstetrics & Gynecology Nurse Practitioner · Menomonee Falls, WI
Tammi Lynn Greenwaldt, CNM is an obstetrics & gynecology nurse practitioner with a practice address in Menomonee Falls, Wisconsin, and NPI 1225714660, issued on Jun 22, 2023. Check the license (Wisconsin 14323-33, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Tammi Lynn Greenwaldt
- Credential
- CNM
- Primary taxonomy
- Obstetrics & Gynecology Nurse Practitioner 363LX0001X
- License numbers
- 14323-33 WI
150027-32 WI
Self-reported in NPPES; status is on the state search - Practice location
- W180N8000 Town Hall RD, Menomonee Falls, WI 53051
- Phone
- (262) 255-2500
- Enumerated
- Jun 22, 2023
- Record last updated
- Jan 27, 2026
- Medicaid ID
- 1225714660 WI
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology nurse practitioner records → All 21 in Wisconsin → Look up another NPI →
Also registered at W180N8000 Town Hall RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Tammi Lynn Greenwaldt in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 14323-33Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% fewer Medicare Part D claims than the average obstetrics & gynecology nurse practitioner in 2024
40 Medicare Part D claims for 22 beneficiaries, against an average of 198 among the 1,094 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.
Tammi Lynn Greenwaldt among 21 obstetrics & gynecology nurse practitioner records in Wisconsin
Tammi Lynn Greenwaldt, CNM is one of 21 obstetrics & gynecology nurse practitioner records with a practice address in Wisconsin. 24% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 90% of them.
- NPI issued2023 · 90% of these records are older, 5% newer
- In a Medicare fileYes · 24% of these records are
- In the CMS Doctors and Clinicians fileNo · 19% of these records are
- Record last updated2026 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LX0001X 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 Nurse Practitioner providers in Wisconsin
There are 21 obstetrics & gynecology nurse practitioner records in Wisconsin.
All 21 in Wisconsin → Every provider in Menomonee Falls → Obstetrics & Gynecology Nurse Practitioner nationwide →
The 8 obstetrics & gynecology nurse practitioner records with the nearest ZIP codes
- Dawn Baarendse, NPSheboygan, WI 530811265604839
- Brittany Frederick, APNPPleasant Prairie, WI 531581568256287
- Annette Quinn, NPWaukesha, WI 531881013172766
- Lori Hagar, NPMilwaukee, WI 532261316991649
- Julia Houdek, NPMilwaukee, WI 532261386954816
- Patricia Mehring, APNPMilwaukee, WI 532261912959651
- Stephanie Schlueter, APRN, ANPJanesville, WI 535481053409326
- Theresa Michel, APNPMadison, WI 537051083673198
Common questions
What is Tammi Lynn Greenwaldt, CNM's NPI number?
Tammi Lynn Greenwaldt, CNM's National Provider Identifier (NPI) is 1225714660, issued on Jun 22, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Tammi Lynn Greenwaldt, CNM located?
The NPPES record lists a practice address at W180N8000 Town Hall RD, Menomonee Falls, WI, 53051. Phone: (262) 255-2500. Providers update this record themselves, so call before visiting.
How can I verify Tammi Lynn Greenwaldt, CNM's license?
NPPES lists Wisconsin license number 14323-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Tammi Lynn Greenwaldt, CNM prescribe under Medicare Part D?
In 2024, Tammi Lynn Greenwaldt, CNM had 40 Medicare Part D claims for 22 beneficiaries; the average among obstetrics & gynecology nurse practitioner prescribers was 198. 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.