NPPES file of Aug 9, 2026

Marc Andersen, ARNP

Family Nurse Practitioner · Mason City, IA

Marc Andersen, ARNP is a family nurse practitioner with a practice address in Mason City, Iowa, and NPI 1932361847, issued on Jul 1, 2008. Check the license (Iowa A-063583, as entered in NPPES) with the Iowa board that licenses this profession; 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
1932361847
Name
Marc Andersen
Credential
ARNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
A-063583 IA
Self-reported in NPPES; status is on the state search
Practice location
1501 4TH St SW, Mason City, IA 50401
Phone
(641) 422-5244
Enumerated
Jul 1, 2008
Record last updated
Jul 1, 2008 (not updated in 18 years: call before relying on the address or phone)
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 family nurse practitioner records → All 1,971 in Iowa → Look up another NPI →

Also registered at 1501 4TH St SW

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

  1. Debra Groath, ARNPNurse Practitioner1265534937
  2. John Knapper, ATC, LATAthletic Trainer1174091151
  3. Jay Mixdorf, MDFamily Medicine Physician1841331253
  4. Linda Schluter, ARNPNurse Practitioner1265540330
  5. Leslie Smith, DOPlastic and Reconstructive Surgery Physician1245274745

Verify Marc Andersen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license A-063583    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 Iowa license search

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Marc Andersen among 1,971 family nurse practitioner records in Iowa

Marc Andersen, ARNP is one of 1,971 family nurse practitioner records with a practice address in Iowa. 84% 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 2008, is newer than 11% of them.

  • NPI issued2008 · 11% of these records are older, 87% newer
  • In a Medicare fileNo · 84% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2008 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

29 family nurse practitioner records list a practice address in Mason City

They are 29 of the 866 NPPES records with a practice address in Mason City, and 1,971 family nurse practitioner records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,971 in Iowa → Every provider in Mason City → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Holly Arciniega, ARNPMason City, IA 504011487935367
  2. Kelli Badker, ARNPMason City, IA 504011609329754
  3. Ashley Fjeldheim, NPMason City, IA 504011679932487
  4. Katelyn FroehnerMason City, IA 504011699126193
  5. Michael GerberMason City, IA 504011639607757
  6. Sherry Miller, ARNPMason City, IA 504011063969038
  7. Susan Mullenbach, ARNPMason City, IA 504011518077544
  8. Michele Plunkett, ARNPMason City, IA 504011932685351

Common questions

What is Marc Andersen, ARNP's NPI number?

Marc Andersen, ARNP's National Provider Identifier (NPI) is 1932361847, issued on Jul 1, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Marc Andersen, ARNP located?

The NPPES record lists a practice address at 1501 4TH St SW, Mason City, IA, 50401. Phone: (641) 422-5244. Providers update this record themselves, so call before visiting.

How can I verify Marc Andersen, ARNP's license?

NPPES lists Iowa license number A-063583, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity 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. 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.