NPPES file of Aug 9, 2026

Timothy A. Olson, MD

Obstetrics & Gynecology Physician · Monticello, MN

Timothy A. Olson, MD is an obstetrics & gynecology physician with a practice address in Monticello, Minnesota, and NPI 1659388064, issued on Aug 1, 2006. Check the license (Minnesota 35964, as entered in NPPES) on the Minnesota Board of Medical Practice; 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
1659388064
Name
Timothy A. Olson
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
35964 MN
Self-reported in NPPES; status is on the state search
Practice location
1001 Hart Blvd, Monticello, MN 55362
Phone
(763) 295-2921
Enumerated
Aug 1, 2006
Record last updated
Dec 27, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100511000339); accepts Medicare assignment
Medical or professional school
University Of Minnesota Medical School, 1991
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 1001 Hart Blvd

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

  1. Melissa Andreotti-Revenig, P.A.-C.Physician Assistant1316954274
  2. Teresa Devine, MDFamily Medicine Physician1255771911
  3. Daniel Frenning, MDSpecialist1942259593
  4. Arati Gudage, MDFamily Medicine Physician1154347953
  5. Jason Halvorson, MDFamily Medicine Physician1033139159
  6. Diane Larson, CNMAdvanced Practice Midwife1306057617

Verify Timothy A. Olson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 35964
    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 Minnesota license search

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47% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

88 Medicare Part D claims for 52 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Timothy Olson88
  2. Specialty average165

Most prescribed

  1. Doxycycline Monohydrate32 claims
  2. Triamcinolone Acetonide23 claims
  3. Gabapentin19 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 2 group practices

  1. Centracare Health System-NR LLCMonticello, MN
  2. North Memorial Health CareRobbinsdale, MN

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

Timothy A. Olson among 878 obstetrics & gynecology physician records in Minnesota

Timothy A. Olson, 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
  • Graduated1991 · median 2007 among the 569 with a school on file
  • Record last updated2019 · 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.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Danielle Schirm, D.O.Monticello, MN 553621447513072
  2. Theresa Covert, M.D.Maple Grove, MN 553691972581148
  3. Kathryn Flory, MDMaple Grove, MN 553691013953488
  4. Jeanne Gengerke, M.D.Maple Grove, MN 553691538351978
  5. Christine Goudge Walker, MDMaple Grove, MN 553691104962844
  6. Leslee Jaeger, M.D.Maple Grove, MN 553691346286838
  7. Maryam Moghaddam, DOMaple Grove, MN 553691811958424
  8. Kristen Nelson, MDMaple Grove, MN 553691891760823

Common questions

What is Timothy A. Olson, MD's NPI number?

Timothy A. Olson, MD's National Provider Identifier (NPI) is 1659388064, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy A. Olson, MD located?

The NPPES record lists a practice address at 1001 Hart Blvd, Monticello, MN, 55362. Phone: (763) 295-2921. Providers update this record themselves, so call before visiting.

How can I verify Timothy A. Olson, MD's license?

NPPES lists Minnesota license number 35964, 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 Timothy A. Olson, MD prescribe under Medicare Part D?

In 2024, Timothy A. Olson, MD had 88 Medicare Part D claims for 52 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.