Clay I. Campbell, M.D.
Family Medicine Physician · Bigfork, MT
Clay I. Campbell, M.D. is a family medicine physician with a practice address in Bigfork, Montana, and NPI 1952497810, issued on Oct 5, 2006. Check the license (Montana 90015, as entered in NPPES) on the Montana Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Clay I. Campbell
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 90015 MT
M-6065 ID
Self-reported in NPPES; status is on the state search - Practice location
- 8299 Mt Highway 35, Bigfork, MT 59911
- Phone
- (406) 837-5541
- Enumerated
- Oct 5, 2006
- Record last updated
- Jun 10, 2024
- Fax
- (406) 837-5543
- Medicaid IDs
- 110040800 WY
806820000 ID
002743700 ID - Medicare enrollment
- Enrolled (PECOS I20210503002349); accepts Medicare assignment
- Medical or professional school
- University Of Oklahoma College Of Medicine, 1991
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 8299 Mt Highway 35
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dana Ducote, MDFamily Medicine Physician1922060037
- Thomas Jenko, MDFamily Medicine Physician1851353965
- Martha Jessop, APRN-FNP, BCFamily Nurse Practitioner1801123534
- Craig Walker, PHDProfessional Counselor1508993825
Verify Clay I. Campbell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMontana Board of Medical Examiners
Search for license 90015Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% more Medicare Part D claims than the average family medicine physician in 2024
4,379 Medicare Part D claims for 353 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 229 claims were for opioids.
Most prescribed
- Lisinopril180 claims
- Levothyroxine Sodium158 claims
- Tamsulosin Hcl147 claims
- Amlodipine Besylate139 claims
- Atorvastatin Calcium136 claims
- Losartan Potassium112 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
- Kalispell Regional Medical Center IncLakeside, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
4 family medicine physician records list a practice address in Bigfork
They are 4 of the 86 NPPES records with a practice address in Bigfork, and 775 family medicine physician records in Montana.
All 4 in Bigfork → All 775 in Montana → Every provider in Bigfork →
Other family medicine physician records in Montana
- Marc Adams, MDShelby, MT1265449482
- Dale Agner, M.D.Billings, MT1861486490
- Marjorie AlbersMiles City, MT1174029086
- Brandon Allen, MDEnnis, MT1215499421
- Hans Amen, D.O.Malmstrom Afb, MT1538426507
- Beth Ammons, MDMissoula, MT1780623926
- Bjorn Anderson, DOStevensville, MT1770146037
- Emily AndersonRonan, MT1750744942
- Jonathan Anderson, MDKalispell, MT1356397533
- Leah Anderson, M.D.Bozeman, MT1851504195
Common questions
What is Clay I. Campbell, M.D.'s NPI number?
Clay I. Campbell, M.D.'s National Provider Identifier (NPI) is 1952497810, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Clay I. Campbell, M.D. located?
The NPPES record lists a practice address at 8299 Mt Highway 35, Bigfork, MT, 59911. Phone: (406) 837-5541. Providers update this record themselves, so call before visiting.
How can I verify Clay I. Campbell, M.D.'s license?
NPPES lists Montana license number 90015, 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 Clay I. Campbell, M.D. prescribe under Medicare Part D?
In 2024, Clay I. Campbell, M.D. had 4,379 Medicare Part D claims for 353 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.