NPPES file of Aug 9, 2026

John Martin, M.D.

Pediatrics Physician · Wauwatosa, WI

John Martin, M.D. is a pediatrics physician with a practice address in Wauwatosa, Wisconsin, and NPI 1841257458, issued on Apr 27, 2006. Check the license (Wisconsin 19525-020, as entered in NPPES) on the Wisconsin Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1841257458
Name
John Martin
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
19525-020 WI
Self-reported in NPPES; status is on the state search
Practice location
8651 W North Ave, Wauwatosa, WI 53226
Phone
(414) 774-9200
Enumerated
Apr 27, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(414) 774-9031
Medicaid ID
30130000 WI
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest pediatrics physician records → All 1,203 in Wisconsin → Look up another NPI →

Also registered at 8651 W North Ave

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

  1. Kiera Akers, DNP, CPNP-PC, APNPPediatric Nurse Practitioner1881288298
  2. Marisa Balke, NPNurse Practitioner1407731888
  3. Hannah Braun, PAMedical Physician Assistant1427352426
  4. Caroline Burnett, LMFTMarriage & Family Therapist1023581477
  5. Virginia Dillon, NPNurse Practitioner1700503943
  6. Brian Froemming, LCSWClinical Social Worker1669080974

Verify John Martin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 19525-020    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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John Martin among 1,203 pediatrics physician records in Wisconsin

John Martin, M.D. is one of 1,203 pediatrics physician records with a practice address in Wisconsin. 20% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 49% newer
  • In a Medicare fileNo · 20% of these records are
  • In the CMS Doctors and Clinicians fileNo · 12% of these records are
  • Record last updated2007 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

23 pediatrics physician records list a practice address in Wauwatosa

They are 23 of the 1,787 NPPES records with a practice address in Wauwatosa, and 1,203 pediatrics physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,203 in Wisconsin → Every provider in Wauwatosa → Pediatrics Physician nationwide →

The 8 pediatrics physician records with the nearest ZIP codes

  1. Ravit Boger, M.D.Milwaukee, WI 532261508822297
  2. Rosellen Choi, M.D.Milwaukee, WI 532261376537142
  3. Emily Densmore, MDMilwaukee, WI 532261144272485
  4. William Leach, M.D.Milwaukee, WI 532261124013891
  5. Matthew LevyMilwaukee, WI 532261366442196
  6. Sheryl Moss, M.D.Wauwatosa, WI 532261174503841
  7. Timothy Richer, M.D.Wauwatosa, WI 532261609833904
  8. Kristine Saudek, M.D.Milwaukee, WI 532261376599357

Common questions

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

John Martin, M.D.'s National Provider Identifier (NPI) is 1841257458, issued on Apr 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Martin, M.D. located?

The NPPES record lists a practice address at 8651 W North Ave, Wauwatosa, WI, 53226. Phone: (414) 774-9200. Providers update this record themselves, so call before visiting.

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

NPPES lists Wisconsin license number 19525-020, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.