NPPES file of Aug 9, 2026

David Ralph Fields, MSW LAC

Addiction (Substance Use Disorder) Counselor · Missoula, MT

David Ralph Fields, MSW LAC is an addiction (substance use disorder) counselor with a practice address in Missoula, Montana, and NPI 1427219070, issued on Jun 17, 2008. Check the license (Montana 1037, as entered in NPPES) with the Montana 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
1427219070
Name
David Ralph Fields
Credential
MSW LAC
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
1037 MT
Self-reported in NPPES; status is on the state search
Practice location
500 West Broadway, Missoula, MT 59802
Phone
(406) 327-3200
Enumerated
Jun 17, 2008
Record last updated
Jun 17, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(406) 327-3500
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 addiction (substance use disorder) counselor records → All 691 in Montana → Look up another NPI →

Also registered at 500 West Broadway

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

  1. Kristin Airhart, LCSWClinical Social Worker1285895839
  2. Lar Autio, MDFamily Medicine Physician1902850365
  3. J Caldwell, MDInternal Medicine Physician1518911924
  4. Elaine Carmichael, PTPhysical Therapist1952342941
  5. Joshua Christensen, MDInfectious Disease Physician1316093917
  6. Ann Corsi, MDRheumatology Physician1568418630

Verify David Ralph Fields 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 1037    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

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David Ralph Fields among 691 addiction (substance use disorder) counselor records in Montana

David Ralph Fields, MSW LAC is one of 691 addiction (substance use disorder) counselor records with a practice address in Montana. 1% 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 14% of them.

  • NPI issued2008 · 14% of these records are older, 83% newer
  • In a Medicare fileNo · 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · 3% of these records are
  • Record last updated2008 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

72 addiction (substance use disorder) counselor records list a practice address in Missoula

They are 72 of the 3,567 NPPES records with a practice address in Missoula, and 691 addiction (substance use disorder) counselor records in Montana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 691 in Montana → Every provider in Missoula → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Brandi BakerMissoula, MT 598021265309488
  2. Jake GiffuniMissoula, MT 598021194204412
  3. Sarah Gittins, LACMissoula, MT 598021770155335
  4. Anne Gordon, LCSW, LACMissoula, MT 598021265594972
  5. Phillip Hamilton, LCSW LACMissoula, MT 598021508963323
  6. Sonja Lindsley, LACMissoula, MT 598021659716124
  7. Carmen Lousen, LCPC AND LACMissoula, MT 598021073666830
  8. Katherine Schwartz, LCSW, LACMissoula, MT 598021629239272

Common questions

What is David Ralph Fields, MSW LAC's NPI number?

David Ralph Fields, MSW LAC's National Provider Identifier (NPI) is 1427219070, issued on Jun 17, 2008. An NPI identifies a provider in billing; it is not a license.

Where is David Ralph Fields, MSW LAC located?

The NPPES record lists a practice address at 500 West Broadway, Missoula, MT, 59802. Phone: (406) 327-3200. Providers update this record themselves, so call before visiting.

How can I verify David Ralph Fields, MSW LAC's license?

NPPES lists Montana license number 1037, as entered by the provider. Search the Montana 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.