NPPES file of Aug 9, 2026

Molly M. Larson, M.D.

Obstetrics & Gynecology Physician · Fort Atkinson, WI

Molly M. Larson, M.D. is an obstetrics & gynecology physician with a practice address in Fort Atkinson, Wisconsin, and NPI 1972898096, issued on Jun 16, 2011. Check the license (Wisconsin 74392-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972898096
Name
Molly M. Larson
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License numbers
74392-20 WI
52543 CO
Self-reported in NPPES; status is on the state search
Practice location
650 Mcmillen St, Fort Atkinson, WI 53538
Phone
(920) 563-8900
Enumerated
Jun 16, 2011
Record last updated
Oct 7, 2022
Medicare enrollment
Enrolled (PECOS I20250916002317); accepts Medicare assignment
Medical or professional school
University Of Colorado School Of Medicine, Aurora, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 650 Mcmillen St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nancy Aguirre, M.D.Obstetrics & Gynecology Physician1649235920
  2. Christine Chuppa, M.D.Obstetrics & Gynecology Physician1245257997
  3. Joyce Dedrick, APNPWomen's Health Nurse Practitioner1972520625
  4. Jennifer Gruber, APNPNurse Practitioner1134515703
  5. Elizabeth Lynk, MDObstetrics & Gynecology Physician1124383690
  6. Julie Mokhtar, D.O.Obstetrics & Gynecology Physician1942221437

Verify Molly M. Larson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 74392-20    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Wisconsin license search

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33% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

111 Medicare Part D claims for 37 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Molly Larson111
  2. Specialty average165

Most prescribed

  1. Estradiol (Twice Weekly)15 claims
  2. Clobetasol Propionate11 claims
  3. Estradiol11 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

  1. Fort Healthcare IncFort Atkinson, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

6 obstetrics & gynecology physician records list a practice address in Fort Atkinson

They are 6 of the 361 NPPES records with a practice address in Fort Atkinson, and 796 obstetrics & gynecology physician records in Wisconsin.

All 6 in Fort Atkinson → All 796 in Wisconsin → Every provider in Fort Atkinson →

Other obstetrics & gynecology physician records in Wisconsin

  1. Tahmina Aafreen, M.D.Watertown, WI1972580140
  2. Samir Abadeer, MDWausau, WI1700984556
  3. Leslie Abitz, MDSheboygan, WI1093723645
  4. Bruce Abrams, MDRhinelander, WI1710927413
  5. Ernesto Acosta, MDAppleton, WI1386773208
  6. Nichole Adami, M.D.Elkhorn, WI1972997344
  7. Shant Adamian, DOMilwaukee, WI1952861668
  8. Tamara Adducci, MDMilwaukee, WI1083939367
  9. Maya Adler, MD, MPHMadison, WI1801598933
  10. Enrique Africano, MDAshland, WI1184617862

Common questions

What is Molly M. Larson, M.D.'s NPI number?

Molly M. Larson, M.D.'s National Provider Identifier (NPI) is 1972898096, issued on Jun 16, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Molly M. Larson, M.D. located?

The NPPES record lists a practice address at 650 Mcmillen St, Fort Atkinson, WI, 53538. Phone: (920) 563-8900. Providers update this record themselves, so call before visiting.

How can I verify Molly M. Larson, M.D.'s license?

NPPES lists Wisconsin license number 74392-20, 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 Molly M. Larson, M.D. prescribe under Medicare Part D?

In 2024, Molly M. Larson, M.D. had 111 Medicare Part D claims for 37 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.