Mark E. Colliton, MD
Obstetrics & Gynecology Physician · Bemidji, MN
Mark E. Colliton, MD is an obstetrics & gynecology physician with a practice address in Bemidji, Minnesota, and NPI 1134147861, issued on Jul 18, 2006. Check the license (Minnesota 36877, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.
- Name
- Mark E. Colliton
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 36877 MN
Self-reported in NPPES; status is on the state search - Practice location
- 1233 34TH St NW, Bemidji, MN 56601
- Phone
- (218) 333-5289
- Enumerated
- Jul 18, 2006
- Record last updated
- Jan 6, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (218) 759-5021
- Medicaid IDs
- 18082 MN
352022600 MN - Medicare enrollment
- Enrolled (PECOS I20101018000594); accepts Medicare assignment
- Medical or professional school
- University Of North Dakota School Of Medicine, 1990
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 878 in Minnesota → Look up another NPI →
Also registered at 1233 34TH St NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Roland Armstrong, MDObstetrics & Gynecology Physician1265450969
- Alexandra Bader, MDObstetrics & Gynecology Physician1700349065
- Sanggyu Bae, MDHematology & Oncology Physician1831485077
- Prabhdeep Bajwa, M.D.Family Medicine Physician1790419752
- Shristi Bhattarai, MBBSInternal Medicine Physician1366129264
- Cassandra BommersbachWomen's Health Nurse Practitioner1821831629
Verify Mark E. Colliton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMinnesota Board of Medical Practice
Search for license 36877Check 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% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
125 Medicare Part D claims for 33 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol35 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.
One hospital affiliation
- Lakewood Health SystemStaples, MN · Critical Access Hospitals
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
Mark E. Colliton among 878 obstetrics & gynecology physician records in Minnesota
Mark E. Colliton, MD is one of 878 obstetrics & gynecology physician records with a practice address in Minnesota. 73% 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, 49% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated1990 · median 2007 among the 569 with a school on file
- Record last updated2012 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Minnesota
There are 878 obstetrics & gynecology physician records in Minnesota.
All 878 in Minnesota → Every provider in Bemidji → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Roland Armstrong, MDBemidji, MN 566011265450969
- Alexandra Bader, MDBemidji, MN 566011700349065
- Betsy DicksonBemidji, MN 566011386006773
- Jane Killgore, MDBemidji, MN 566011477571032
- Emma Motl, MDBemidji, MN 566011982164893
- Johnna Nynas, M.D.Bemidji, MN 566011033538822
- Emily Stromquist, M.D.Bemidji, MN 566011699113183
- Donald Gullicks, MDMoorhead, MN 565601619288602
Common questions
What is Mark E. Colliton, MD's NPI number?
Mark E. Colliton, MD's National Provider Identifier (NPI) is 1134147861, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark E. Colliton, MD located?
The NPPES record lists a practice address at 1233 34TH St NW, Bemidji, MN, 56601. Phone: (218) 333-5289. Providers update this record themselves, so call before visiting.
How can I verify Mark E. Colliton, MD's license?
NPPES lists Minnesota license number 36877, 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 Mark E. Colliton, MD prescribe under Medicare Part D?
In 2024, Mark E. Colliton, MD had 125 Medicare Part D claims for 33 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.