NPPES file of Aug 9, 2026

Stephen S. Campbell, M.D.

Neurological Surgery Physician · Kalispell, MT

Stephen S. Campbell, M.D. is a neurological surgery physician with a practice address in Kalispell, Montana, and NPI 1174535132, issued on Aug 11, 2006. Check the license (Montana 42412, as entered in NPPES) on the Montana Board of Medical Examiners; 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
1174535132
Name
Stephen S. Campbell
Credential
M.D.
Primary taxonomy
Neurological Surgery Physician 207T00000X
License numbers
42412 MT
MD430623 PA
Self-reported in NPPES; status is on the state search
Practice location
200 Commons Way Ste B, Kalispell, MT 59901
Phone
(406) 752-5095
Enumerated
Aug 11, 2006
Record last updated
Jul 21, 2022
Medicare enrollment
Enrolled (PECOS I20151202001007); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 2000
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.
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Also registered at 200 Commons Way Ste B

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

  1. Tia BakkerPhysician Assistant1003549478
  2. Jessica Christensen, MCMSC, PA-C, ATCPhysician Assistant1235491390
  3. Norman Friedman, MDNeurology Physician1093751398
  4. Robert Griffin, PACPhysician Assistant1588632236
  5. Maura Hamilton, CPNPPediatric Nurse Practitioner1396932893
  6. Ellen Kirschbaum, ARNPFamily Nurse Practitioner1760827315

Verify Stephen S. Campbell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMontana Board of Medical Examiners
    Search for license 42412
    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
Open 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.

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38% fewer Medicare Part D claims than the average neurological surgery physician in 2024

106 Medicare Part D claims for 47 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 39 claims were for opioids.

  1. Stephen Campbell106
  2. Specialty average172

Most prescribed

  1. Oxycodone Hcl32 claims
  2. Gabapentin20 claims
  3. Methocarbamol18 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.

Bills Medicare through one group practice

  1. Providence Health And Services MtMissoula, MT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Stephen S. Campbell among 39 neurological surgery physician records in Montana

Stephen S. Campbell, M.D. is one of 39 neurological surgery physician 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 15% of them.

  • NPI issued2006 · 15% of these records are older, 46% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2000 · median 2002 among the 27 with a school on file
  • Record last updated2022 · 31% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Montana

There are 39 neurological surgery physician records in Montana.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Frank Bishop, MDKalispell, MT 599011891982765
  2. Richard Dewey, MDKalispell, MT 599011881639763
  3. Douglas Griffith, MDKalispell, MT 599011043263593
  4. Joshua Krass, D.O.Kalispell, MT 599011275654386
  5. Thomas Origitano, MD PHDKalispell, MT 599011841277720
  6. Kelly Schmidt, MDKalispell, MT 599011811199235
  7. Joseph Sramek, MDKalispell, MT 599011891763439
  8. Richard Day, MDHamilton, MT 598401447275854

Common questions

What is Stephen S. Campbell, M.D.'s NPI number?

Stephen S. Campbell, M.D.'s National Provider Identifier (NPI) is 1174535132, issued on Aug 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen S. Campbell, M.D. located?

The NPPES record lists a practice address at 200 Commons Way Ste B, Kalispell, MT, 59901. Phone: (406) 752-5095. Providers update this record themselves, so call before visiting.

How can I verify Stephen S. Campbell, M.D.'s license?

NPPES lists Montana license number 42412, as entered by the provider. Search the Montana Board of Medical Examiners at https://ebiz.mt.gov/POL/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stephen S. Campbell, M.D. prescribe under Medicare Part D?

In 2024, Stephen S. Campbell, M.D. had 106 Medicare Part D claims for 47 beneficiaries; the average among neurological surgery physician prescribers was 172. 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.