Registry data as of Aug 27, 2026

John Martsolf, MD

Ph.D. Medical Genetics · Grand Forks, ND

John Martsolf, MD is a ph.d. medical genetics with a practice address in Grand Forks, North Dakota, and NPI 1497842595, issued on Oct 9, 2006. Check the license (North Dakota 4096, as entered in NPPES) with the North Dakota board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1497842595
Name
John Martsolf
Credential
MD
Primary taxonomy
Ph.D. Medical Genetics 170100000X
License number
4096 ND
Self-reported in NPPES; status is on the state search
Practice location
501 N Columbia RD, Grand Forks, ND 58202
Phone
(701) 777-4276
Enumerated
Oct 9, 2006
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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Also registered at 501 N Columbia RD

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

  1. Jon Allen, MDInternal Medicine Physician1811088602
  2. David Antonenko, MDSurgery Physician1548351331
  3. Kalie ChamblessPsychologist1083535355
  4. Luke GietzenStudent in an Organized Health Care Education/Training Program1629944947
  5. Walter Kemp, MD, PHDForensic Pathology Physician1891151908
  6. Brogan Lommen-SoligCounseling Psychologist1831010941

Verify John Martsolf in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich North Dakota board licenses this profession
    Search for license 4096
    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
Find the North Dakota 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.

Ph.D. Medical Genetics providers in North Dakota

There are 1 ph.d. medical genetics records in North Dakota. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Common questions

What is John Martsolf, MD's NPI number?

John Martsolf, MD's National Provider Identifier (NPI) is 1497842595, issued on Oct 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John Martsolf, MD located?

The NPPES record lists a practice address at 501 N Columbia RD, Grand Forks, ND, 58202. Phone: (701) 777-4276. Providers update this record themselves, so call before visiting.

How can I verify John Martsolf, MD's license?

NPPES lists North Dakota license number 4096, as entered by the provider. Search the North Dakota board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.