NPPES file of Aug 9, 2026

Tanya Dahms Sundberg, PH.D. , LP

Psychologist · Fergus Falls, MN

Tanya Dahms Sundberg, PH.D. , LP is a psychologist with a practice address in Fergus Falls, Minnesota, and NPI 1407035793, issued on Nov 2, 2007. Check the license (Minnesota LP 4873, as entered in NPPES) with the Minnesota board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1407035793
Name
Tanya Dahms Sundberg
Credential
PH.D. , LP
Primary taxonomy
Psychologist 103T00000X
License number
LP 4873 MN
Self-reported in NPPES; status is on the state search
Practice location
225 W Lincoln Ave Ste 104, Fergus Falls, MN 56537
Phone
(218) 531-1424
Enumerated
Nov 2, 2007
Record last updated
Feb 16, 2025
Fax
(218) 531-1420
Medicare enrollment
Enrolled (PECOS I20250224002618); accepts Medicare assignment
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 225 W Lincoln Ave Ste 104

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

  1. Melissa Gedrose, LICSWClinical Social Worker1366989865
  2. Jeanne Grenvik, MA, LMFTMarriage & Family Therapist1144516360
  3. Megan Kampstra, LPCCProfessional Counselor1144989492

Verify Tanya Dahms Sundberg 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 LP 4873
    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.

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Bills Medicare through one group practice

  1. River Walk Counseling IncFergus Falls, MN

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

Tanya Dahms Sundberg among 1,694 psychologist records in Minnesota

Tanya Dahms Sundberg, PH.D. , LP is one of 1,694 psychologist records with a practice address in Minnesota. 22% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 42% of them.

  • NPI issued2007 · 42% of these records are older, 42% newer
  • In a Medicare fileYes · 22% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated1998 · median 2007 among the 427 with a school on file
  • Record last updated2025 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103T00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychologist providers in Minnesota

There are 1,694 psychologist records in Minnesota.

The 8 psychologist records with the nearest ZIP codes

  1. Gwen Brutlag, M.S., L.P.Fergus Falls, MN 565371275656431
  2. Frank Campbell, EDSFergus Falls, MN 565371154461952
  3. Dion Darveaux, PHDFergus Falls, MN 565371952407751
  4. Elizabeth Monke, M.S., L.P.Fergus Falls, MN 565371649227539
  5. Denise Wilson, ED.S.Fergus Falls, MN 565371639111834
  6. Joel Bakken, MS LPMoorhead, MN 565601497849509
  7. Denise Duke, ED.D., LPMoorhead, MN 565601487731014
  8. Lynn Halmrast, MS LPMoorhead, MN 565601558455659

Common questions

What is Tanya Dahms Sundberg, PH.D. , LP's NPI number?

Tanya Dahms Sundberg, PH.D. , LP's National Provider Identifier (NPI) is 1407035793, issued on Nov 2, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Tanya Dahms Sundberg, PH.D. , LP located?

The NPPES record lists a practice address at 225 W Lincoln Ave Ste 104, Fergus Falls, MN, 56537. Phone: (218) 531-1424. Providers update this record themselves, so call before visiting.

How can I verify Tanya Dahms Sundberg, PH.D. , LP's license?

NPPES lists Minnesota license number LP 4873, 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), 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.