Charles S. Winjum, MD
Family Medicine Physician · Fosston, MN
Charles S. Winjum, MD is a family medicine physician with a practice address in Fosston, Minnesota, and NPI 1477583086, issued on Jul 3, 2006. Check the license (Minnesota 31170, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Charles S. Winjum
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 31170 MN
Self-reported in NPPES; status is on the state search - Practice location
- 102 Sather Dr, Fosston, MN 56542
- Phone
- (218) 435-1212
- Enumerated
- Jul 3, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (221) 843-5130
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,985 in Minnesota → Look up another NPI →
Also registered at 102 Sather Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Corinne Dargus, PACPhysician Assistant1174559611
- Wesley Ofstedal, MDFamily Medicine Physician1962447656
Verify Charles S. Winjum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 31170Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
24 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Potassium Chloride21 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.
Charles S. Winjum among 3,985 family medicine physician records in Minnesota
Charles S. Winjum, MD is one of 3,985 family medicine physician records with a practice address in Minnesota. 74% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 42% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2007 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 family medicine physician records list a practice address in Fosston
They are 5 of the 48 NPPES records with a practice address in Fosston, and 3,985 family medicine physician records in Minnesota.
All 3,985 in Minnesota → Every provider in Fosston → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Amanda Jackson-Morgan, DOFosston, MN 565421871168120
- Wesley Ofstedal, MDFosston, MN 565421962447656
- Darren Swanson, MDFosston, MN 565421912942566
- Cheryl White, MDFosston, MN 565421457791725
- Jonah Bergstrand, PA-CFergus Falls, MN 565371952181307
- Wesley Borowski, MDFergus Falls, MN 565371841210259
- Matthew Ecker, CNPFergus Falls, MN 565371578100806
- Paige FritzFergus Falls, MN 565371760282057
Common questions
What is Charles S. Winjum, MD's NPI number?
Charles S. Winjum, MD's National Provider Identifier (NPI) is 1477583086, issued on Jul 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Charles S. Winjum, MD located?
The NPPES record lists a practice address at 102 Sather Dr, Fosston, MN, 56542. Phone: (218) 435-1212. Providers update this record themselves, so call before visiting.
How can I verify Charles S. Winjum, MD's license?
NPPES lists Minnesota license number 31170, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Charles S. Winjum, MD prescribe under Medicare Part D?
In 2024, Charles S. Winjum, MD had 24 Medicare Part D claims; 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.