NPPES file of Aug 9, 2026

Mariah Ashley Ellis, LADC, LSW

Addiction (Substance Use Disorder) Counselor · Fergus Falls, MN

Mariah Ashley Ellis, LADC, LSW is an addiction (substance use disorder) counselor with a practice address in Fergus Falls, Minnesota, and NPI 1700439403, issued on Jul 22, 2019. Check the license (Minnesota 305466, 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1700439403
Name
Mariah Ashley Ellis
Credential
LADC, LSW
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License number
305466 MN
Self-reported in NPPES; status is on the state search
Practice location
530 W Fir Ave, Fergus Falls, MN 56537
Phone
(218) 998-8166
Enumerated
Jul 22, 2019
Record last updated
Jul 8, 2024
Fax
(218) 998-8150
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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8 nearest addiction (substance use disorder) counselor records → All 1,884 in Minnesota → Look up another NPI →

Also registered at 530 W Fir Ave

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

  1. Megan Adams, LSWCase Manager/Care Coordinator1780330514
  2. Michelle FischerCase Manager/Care Coordinator1093461824

Verify Mariah Ashley Ellis 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 305466    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

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Mariah Ashley Ellis among 1,884 addiction (substance use disorder) counselor records in Minnesota

Mariah Ashley Ellis, LADC, LSW is one of 1,884 addiction (substance use disorder) counselor records with a practice address in Minnesota. 2% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2019, is newer than 48% of them.

  • NPI issued2019 · 48% of these records are older, 46% newer
  • In a Medicare fileNo · 2% of these records are
  • In the CMS Doctors and Clinicians fileNo · 2% of these records are
  • Record last updated2024 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

9 addiction (substance use disorder) counselor records list a practice address in Fergus Falls

They are 9 of the 656 NPPES records with a practice address in Fergus Falls, and 1,884 addiction (substance use disorder) counselor records in Minnesota. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,884 in Minnesota → Every provider in Fergus Falls → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Jeffry Christenson, LADCFergus Falls, MN 565371982119954
  2. Jennifer Halberg, LADCFergus Falls, MN 565371336760891
  3. Lyle Hoxtell, LACFergus Falls, MN 565371679630727
  4. Sarah Johnson, ADC-TFergus Falls, MN 565371134016439
  5. Audrey Kortz, LADCFergus Falls, MN 565371871217927
  6. Marsha Krenzel-Stetson, LADCFergus Falls, MN 565371497812499
  7. Mark Lewis, L.A.D.C.Fergus Falls, MN 565371538492491
  8. William Pentz, LADCFergus Falls, MN 565371164679197

Common questions

What is Mariah Ashley Ellis, LADC, LSW's NPI number?

Mariah Ashley Ellis, LADC, LSW's National Provider Identifier (NPI) is 1700439403, issued on Jul 22, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Mariah Ashley Ellis, LADC, LSW located?

The NPPES record lists a practice address at 530 W Fir Ave, Fergus Falls, MN, 56537. Phone: (218) 998-8166. Providers update this record themselves, so call before visiting.

How can I verify Mariah Ashley Ellis, LADC, LSW's license?

NPPES lists Minnesota license number 305466, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.