NPPES file of Aug 9, 2026

Laura Marx, RN

Family Nurse Practitioner · Missoula, MT

Laura Marx, RN is a family nurse practitioner with a practice address in Missoula, Montana, and NPI 1366548604, issued on Sep 15, 2006. Check the license (Montana RN22313, as entered in NPPES) with the Montana board that licenses this profession; 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
1366548604
Name
Laura Marx
Credential
RN
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
RN22313 MT
Self-reported in NPPES; status is on the state search
Practice location
610 N California St, Missoula, MT 59802
Phone
(406) 721-1646
Enumerated
Sep 15, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(406) 543-9890
Medicaid ID
0430209 MT
Medicare enrollment
Enrolled (PECOS I20100319000455); 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.
Download card Updates feed

Also registered at 610 N California St

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

  1. Lois Doubleday, MA, LPCProfessional Counselor1831295047
  2. Jean Paul GourguechonAcupuncturist1801931977
  3. Caitlin Hepburn, MPHHealth Educator1316787971
  4. Katrin Kahl, PA-CPhysician Assistant1730664723
  5. Deanna Phinney, MDFamily Medicine Physician1780714071
  6. Kelly Polus, PACPhysician Assistant1689770919

Verify Laura Marx in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Montana board licenses this profession
    Search for license RN22313
    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 Montana 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

93% fewer Medicare Part D claims than the average family nurse practitioner in 2024

95 Medicare Part D claims, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Laura Marx95
  2. Specialty average1,305

Most prescribed

  1. Hydrochlorothiazide13 claims
  2. Levothyroxine Sodium12 claims
  3. Venlafaxine Hcl Er11 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.

107 family nurse practitioner records list a practice address in Missoula

They are 107 of the 3,567 NPPES records with a practice address in Missoula, and 815 family nurse practitioner records in Montana.

Other family nurse practitioner records in Montana

  1. Ellen Absher, FNP-CBillings, MT1609709997
  2. Lorraine Ackerman, FNPColumbus, MT1457301830
  3. Brooke Adams, APRNWhitefish, MT1790258358
  4. Marybeth Adams, NPBelgrade, MT1093814923
  5. Kara Addison, DNP-CHelena, MT1295090983
  6. Maggie Ahmad, CRNPKalispell, MT1396253704
  7. Betsy Akin, FNPGreat Falls, MT1720525991
  8. Catherine Akin, NPLivingston, MT1124738166
  9. Patricia Alderson, FNPHavre, MT1831647619
  10. Jacquelyn Alexander, FNPWhitefish, MT1427579473

Common questions

What is Laura Marx, RN's NPI number?

Laura Marx, RN's National Provider Identifier (NPI) is 1366548604, issued on Sep 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Laura Marx, RN located?

The NPPES record lists a practice address at 610 N California St, Missoula, MT, 59802. Phone: (406) 721-1646. Providers update this record themselves, so call before visiting.

How can I verify Laura Marx, RN's license?

NPPES lists Montana license number RN22313, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.

How much does Laura Marx, RN prescribe under Medicare Part D?

In 2024, Laura Marx, RN had 95 Medicare Part D claims; the average among family nurse practitioner prescribers was 1,305. 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.