Provider Profile
Based in Winthrop, MN, Mark Greggery A. Mortensen, D.C. is listed in the NPI registry under chiropractic. Mark Greggery graduated from Palmer College Chiropractic - Davenport in 2004. Mark Greggery is also listed as specializing in chiropractor. Medicare claims data shows Mark Greggery provided 450 services to 44 patients. The services billed most often include chiropractic manipulative treatment, 3-4 spinal regions. NPI 1972558195 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
205 NORTH CARVER STREET
Winthrop, MN 55396
Within Chiropractic generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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450 services · 44 patients · 1 distinct code
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Chiropractic manipulative treatment, 3-4 spinal regions | Treatment | 98941 |
450 | More often than most peers in Chiropractic |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Mark Greggery A. Mortensen is a chiropractic in Winthrop, MN. That is the designation recorded for this NPI in the federal registry.
NPI registry
Mark Greggery A. Mortensen is listed at 205 North Carver Street, Winthrop, MN 55396. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (507) 647-3700. Contact the office directly to confirm availability and scheduling.
NPI registry
Mark Greggery A. Mortensen's National Provider Identifier is 1972558195. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Mark Greggery A. Mortensen attended Palmer College Chiropractic - Davenport, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
Mark Greggery A. Mortensen has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Mark Greggery A. Mortensen provides treatments such as chiropractic manipulative treatment, 3-4 spinal regions. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Mark Greggery A. Mortensen. If this is you, claiming it is free.
Guide.md
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