Registry data as of Aug 27, 2026

Mary Bartzen, OTR

Occupational Therapist · Buffalo, MN

Mary Bartzen, OTR is an occupational therapist with a practice address in Buffalo, Minnesota, and NPI 1851512115, issued on May 2, 2007. Check the license (Minnesota 101096, as entered in NPPES) with the Minnesota board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1851512115
Name
Mary Bartzen
Credential
OTR
Primary taxonomy
Occupational Therapist 225X00000X
License number
101096 MN
Self-reported in NPPES; status is on the state search
Practice location
303 Catlin St, Buffalo, MN 55313
Phone
(763) 684-3855
Enumerated
May 2, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 303 Catlin St

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

  1. Nicholas Abram, M.D.Emergency Medicine Physician1437374303
  2. Leslie Akram, DOObstetrics & Gynecology Physician1316976061
  3. Jessica Anderson, D.O.Orthopaedic Surgery Physician1841518966
  4. Kayla Anderson, M.D.Internal Medicine Physician1962565333
  5. Katie Annen, N.P.Family Nurse Practitioner1720330632
  6. Anita Bazan, SLPSpeech-Language Pathologist1639208465

Verify Mary Bartzen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Minnesota board licenses this profession
    Search for license 101096
    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
Find the Minnesota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

18 occupational therapist records list a Buffalo practice address

They are 18 of the 462 NPPES records with a Buffalo practice address, and 3,326 occupational therapist records in Minnesota. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other occupational therapist records in Minnesota

  1. Sheeba Aaron, OTROrtonville, MN1669600821
  2. Megan Aarsvold, MA OTR/LSavage, MN1639411200
  3. Ashley Abbott, MSOT, OTR/LTwo Harbors, MN1720666365
  4. Marianne Abbott, OTStillwater, MN1154622397
  5. Anthony Abeln, OTMinneapolis, MN1063793503
  6. Wendy AberwaldBrooklyn Park, MN1124864632
  7. Kelsey Abraham, OTShakopee, MN1124359591
  8. Ajaia Abramson, OTR/LSaint Paul, MN1174806228
  9. Margaret Achu, MA, OTR/LEdina, MN1053651109
  10. Tanya Acker, OTRNew Hope, MN1508986415

Common questions

What is Mary Bartzen, OTR's NPI number?

Mary Bartzen, OTR's National Provider Identifier (NPI) is 1851512115, issued on May 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Mary Bartzen, OTR located?

The NPPES record lists a practice address at 303 Catlin St, Buffalo, MN, 55313. Phone: (763) 684-3855. Providers update this record themselves, so call before visiting.

How can I verify Mary Bartzen, OTR's license?

NPPES lists Minnesota license number 101096, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.