NPPES file of Aug 9, 2026

John Alexander, M.D.

Obesity Medicine (Family Medicine) Physician · Monroe, WI

John Alexander, M.D. is an obesity medicine (family medicine) physician with a practice address in Monroe, Wisconsin, and NPI 1144256017, issued on Jun 23, 2006. Check the license (Wisconsin 49402, 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
1144256017
Name
John Alexander
Credential
M.D.
Primary taxonomy
Obesity Medicine (Family Medicine) Physician 207QB0002X
License numbers
49402 WI
036111220 IL
Self-reported in NPPES; status is on the state search
Practice location
515 22ND Avenue, Monroe, WI 53566
Phone
(608) 324-2222
Enumerated
Jun 23, 2006
Record last updated
Jan 13, 2025
Fax
(815) 227-2880
Medicare enrollment
Enrolled (PECOS I20061026000072); accepts Medicare assignment
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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2 nearest obesity medicine (family medicine) physician records → All 3 in Wisconsin → Look up another NPI →

Also registered at 515 22ND Avenue

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

  1. Eli Burks, M.D.Family Medicine Physician1194131813
  2. Jennifer Cilino-Folks, PSYDClinical Psychologist1598711699
  3. Sarah Endsley, PA-CMedical Physician Assistant1346647252
  4. Meredith Foley, OTR/LOccupational Therapist1689489700
  5. Kristine Fosler, APNPNurse Practitioner1700193661
  6. Kirsten Harn, FNP-BCNurse Practitioner1609272491

Verify John Alexander in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 49402    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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79% fewer Medicare Part D claims than the average obesity medicine (family medicine) physician in 2024

214 Medicare Part D claims for 86 beneficiaries, against an average of 1,031 among the 109 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. John Alexander214
  2. Specialty average1,031

Most prescribed

  1. Pantoprazole Sodium12 claims
  2. Amoxicillin-Clavulanate Potass11 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 2 group practices

  1. Osf Multi-Specialty GroupRockford, IL
  2. The Monroe Clinic, Inc.Monroe, WI

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

Obesity Medicine (Family Medicine) Physician providers in Wisconsin

There are 3 obesity medicine (family medicine) physician records in Wisconsin.

All 3 in Wisconsin → Every provider in Monroe → Obesity Medicine (Family Medicine) Physician nationwide →

The 2 obesity medicine (family medicine) physician records with the nearest ZIP codes

  1. Janet Droessler, MDMadison, WI 537151629010129
  2. Kathryn Campbell, D.O.Milwaukee, WI 532111811429459

Common questions

What is John Alexander, M.D.'s NPI number?

John Alexander, M.D.'s National Provider Identifier (NPI) is 1144256017, issued on Jun 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Alexander, M.D. located?

The NPPES record lists a practice address at 515 22ND Avenue, Monroe, WI, 53566. Phone: (608) 324-2222. Providers update this record themselves, so call before visiting.

How can I verify John Alexander, M.D.'s license?

NPPES lists Wisconsin license number 49402, 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 John Alexander, M.D. prescribe under Medicare Part D?

In 2024, John Alexander, M.D. had 214 Medicare Part D claims for 86 beneficiaries; the average among obesity medicine (family medicine) physician prescribers was 1,031. 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.