NPPES file of Aug 9, 2026

Mary Lisa Landwehr, MD

Family Medicine Physician · Chippewa Falls, WI

Mary Lisa Landwehr, MD is a family medicine physician with a practice address in Chippewa Falls, Wisconsin, and NPI 1386647246, issued on May 24, 2005. Check the license (Wisconsin 45925, 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
1386647246
Name
Mary Lisa Landwehr
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
45925 WI
Self-reported in NPPES; status is on the state search
Practice location
2829 County Highway I, Chippewa Falls, WI 54729
Phone
(715) 726-3096
Enumerated
May 24, 2005
Record last updated
May 6, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(715) 726-3979
Medicaid ID
34433500 WI
Medicare enrollment
Enrolled (PECOS I20031120000562); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2829 County Highway I

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

  1. Kristie Gering, MDFamily Medicine Physician1245233287
  2. Katherine Keisler, FNP-BCFamily Nurse Practitioner1972923530
  3. Kyle QuinntenMechanotherapist1740103449

Verify Mary Lisa Landwehr in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 45925
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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6% more Medicare Part D claims than the average family medicine physician in 2024

3,758 Medicare Part D claims for 196 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 97 claims were for opioids.

  1. Mary Landwehr3,758
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium210 claims
  2. Levothyroxine Sodium191 claims
  3. Metoprolol Succinate161 claims
  4. Lisinopril158 claims
  5. Omeprazole128 claims
  6. Hydrochlorothiazide119 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.

Mary Lisa Landwehr among 3,765 family medicine physician records in Wisconsin

Mary Lisa Landwehr, MD is one of 3,765 family medicine physician records with a practice address in Wisconsin. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1999 · median 2007 among the 2,347 with a school on file
  • Record last updated2011 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

30 family medicine physician records list a practice address in Chippewa Falls

They are 30 of the 485 NPPES records with a practice address in Chippewa Falls, and 3,765 family medicine physician records in Wisconsin.

The 8 family medicine physician records with the nearest ZIP codes

  1. Kristie Gering, MDChippewa Falls, WI 547291245233287
  2. Paul Ippel, MDChippewa Falls, WI 547291730182809
  3. Vallie Kaprelian, MDChippewa Falls, WI 547291629043302
  4. Mary Kuehl, MDChippewa Falls, WI 547291265461883
  5. Robert Lea, MDChippewa Falls, WI 547291861495913
  6. Jill Lenhart, MDChippewa Falls, WI 547291457395717
  7. Kenneth Mitchell, MDChippewa Falls, WI 547291083643605
  8. Steven Steinmetz, MDChippewa Falls, WI 547291386609915

Common questions

What is Mary Lisa Landwehr, MD's NPI number?

Mary Lisa Landwehr, MD's National Provider Identifier (NPI) is 1386647246, issued on May 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Mary Lisa Landwehr, MD located?

The NPPES record lists a practice address at 2829 County Highway I, Chippewa Falls, WI, 54729. Phone: (715) 726-3096. Providers update this record themselves, so call before visiting.

How can I verify Mary Lisa Landwehr, MD's license?

NPPES lists Wisconsin license number 45925, 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 Mary Lisa Landwehr, MD prescribe under Medicare Part D?

In 2024, Mary Lisa Landwehr, MD had 3,758 Medicare Part D claims for 196 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.