Marsha M. Landvatter, MD
Hospitalist Physician · Janesville, WI
Marsha M. Landvatter, MD is a hospitalist physician with a practice address in Janesville, Wisconsin, and NPI 1053809343, issued on Apr 23, 2018. Check the license (Wisconsin 70936-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Marsha M. Landvatter
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 70936-20 WI
60135 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 849 Kellogg Ave, Janesville, WI 53546
- Phone
- (608) 755-7960
- Enumerated
- Apr 23, 2018
- Record last updated
- Jun 17, 2024
- Fax
- (608) 755-7873
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 894 in Wisconsin → Look up another NPI →
Also registered at 849 Kellogg Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Raphael Agbavitor, MDStudent in an Organized Health Care Education/Training Program1538009212
- Fayyaz Ahmed, MDFamily Medicine Physician1760273049
- Arthur Altbuch, M.D.Geriatric Medicine (Family Medicine) Physician1821021429
- Melissa Amertil, MDStudent in an Organized Health Care Education/Training Program1174814859
- Jane Anderson, MDFamily Medicine Physician1942220140
- Sama AzeezStudent in an Organized Health Care Education/Training Program1679400915
Verify Marsha M. Landvatter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 70936-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% fewer Medicare Part D claims than the average hospitalist physician in 2024
227 Medicare Part D claims for 47 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium39 claims
- Losartan Potassium14 claims
- Eliquis12 claims
- Amlodipine Besylate11 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.
Marsha M. Landvatter among 894 hospitalist physician records in Wisconsin
Marsha M. Landvatter, MD is one of 894 hospitalist physician records with a practice address in Wisconsin. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 68% of them.
- NPI issued2018 · 68% of these records are older, 26% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileNo · 86% of these records are
- Record last updated2024 · 29% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Wisconsin
There are 894 hospitalist physician records in Wisconsin.
All 894 in Wisconsin → Every provider in Janesville → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Chijen Chen, M.D.Janesville, WI 535461912589946
- William Clanfield, MDJanesville, WI 535461326085648
- Hassan Haji-Abdirahman, MDJanesville, WI 535461972735785
- Jennifer Johnson, MDJanesville, WI 535461669404810
- Jacob Landvatter, MDJanesville, WI 535461649768938
- Christine Langemo, MDJanesville, WI 535461639243009
- Sheree Lauth, MDJanesville, WI 535461568471902
- Saad Mohsin, MDJanesville, WI 535461043754310
Common questions
What is Marsha M. Landvatter, MD's NPI number?
Marsha M. Landvatter, MD's National Provider Identifier (NPI) is 1053809343, issued on Apr 23, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Marsha M. Landvatter, MD located?
The NPPES record lists a practice address at 849 Kellogg Ave, Janesville, WI, 53546. Phone: (608) 755-7960. Providers update this record themselves, so call before visiting.
How can I verify Marsha M. Landvatter, MD's license?
NPPES lists Wisconsin license number 70936-20, 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 Marsha M. Landvatter, MD prescribe under Medicare Part D?
In 2024, Marsha M. Landvatter, MD had 227 Medicare Part D claims for 47 beneficiaries; the average among hospitalist physician prescribers was 521. 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.