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.
- 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
8 nearest family nurse practitioner records → All 815 in Montana → Look up another NPI →
Also registered at 610 N California St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Katrin Kahl, PA-CPhysician Assistant1730664723
- Deanna Phinney, MDFamily Medicine Physician1780714071
- Kelly Polus, PACPhysician Assistant1689770919
Verify Laura Marx in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license RN22313Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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.
Most prescribed
- Hydrochlorothiazide13 claims
- Levothyroxine Sodium12 claims
- 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.
Laura Marx among 815 family nurse practitioner records in Montana
Laura Marx, RN is one of 815 family nurse practitioner records with a practice address in Montana. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 85% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1975 · median 2018 among the 505 with a school on file
- Record last updated2007 · 38% 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 Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
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.
All 815 in Montana → Every provider in Missoula → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Tina Barker, DNP, FNP, AGACNP-BCMissoula, MT 598021437381498
- Carol Enderle, NPMissoula, MT 598021992817233
- Judith Gustafson, FNP-CMissoula, MT 598021851554471
- Sara Heineman, APRN FNPMissoula, MT 598021174850747
- Barbara Jacobson, FNPMissoula, MT 598021689804239
- Alicia Knecht, DNP, FNP-CMissoula, MT 598021164679916
- Amy Knight, NPMissoula, MT 598021225147226
- Virginia Lewis, ARNPMissoula, MT 598021528024007
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.