NPPES file of Aug 9, 2026

Mark Senior, NCC, ACADC

Professional Counselor · Meridian, ID

Mark Senior, NCC, ACADC is a professional counselor with a practice address in Meridian, Idaho, and NPI 1124455811, issued on Sep 26, 2013. Check the license (Idaho 8321757, as entered in NPPES) with the Idaho 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
1124455811
Name
Mark Senior
Credential
NCC, ACADC
Primary taxonomy
Professional Counselor 101YP2500X
License numbers
8321757 ID
11606 ID
Self-reported in NPPES; status is on the state search
Practice location
1407 W Mcmillan RD Ste 120, Meridian, ID 83646
Phone
(208) 870-4627
Enumerated
Sep 26, 2013
Record last updated
Oct 28, 2025
Medicare enrollment
Enrolled (PECOS I20260518001982); may accept 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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8 nearest professional counselor records → All 1,204 in Idaho → Look up another NPI →

Also registered at 1407 W Mcmillan RD Ste 120

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

  1. Amanda Lewis, LCPC, CADCMental Health Counselor1205472370
  2. Denise MarxAddiction (Substance Use Disorder) Counselor1770463242
  3. Bradley MoranCase Manager/Care Coordinator1457221897
  4. Kate Wrablik, LMSWSocial Worker1568174084
  5. Christopher WylieProfessional Counselor1871477596

Verify Mark Senior in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Idaho board licenses this profession
    Search for license 8321757    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 Idaho 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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Mark Senior among 1,204 professional counselor records in Idaho

Mark Senior, NCC, ACADC is one of 1,204 professional counselor records with a practice address in Idaho. 10% 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 2013, is newer than 33% of them.

  • NPI issued2013 · 33% of these records are older, 61% newer
  • In a Medicare fileNo · 10% of these records are
  • In the CMS Doctors and Clinicians fileYes · 15% of these records are
  • Graduated2000 · median 2014 among the 175 with a school on file
  • Record last updated2025 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YP2500X and a Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

107 professional counselor records list a practice address in Meridian

They are 107 of the 2,980 NPPES records with a practice address in Meridian, and 1,204 professional counselor records in Idaho. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,204 in Idaho → Every provider in Meridian → Professional Counselor nationwide →

The 8 professional counselor records with the nearest ZIP codes

  1. Karen Alexander, M.A.Meridian, ID 836461164767380
  2. Hallie Allen, LCPMeridian, ID 836461487162863
  3. Luis Cortez, LPCMeridian, ID 836461841671971
  4. Kristin FehrerMeridian, ID 836461952715690
  5. Kristen French, LPCMeridian, ID 836461477062248
  6. Michele Gallegos, LPCMeridian, ID 836461871927152
  7. Katie GulleyMeridian, ID 836461427565100
  8. William Hill, LCPC-5873Meridian, ID 836461811256852

Common questions

What is Mark Senior, NCC, ACADC's NPI number?

Mark Senior, NCC, ACADC's National Provider Identifier (NPI) is 1124455811, issued on Sep 26, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Mark Senior, NCC, ACADC located?

The NPPES record lists a practice address at 1407 W Mcmillan RD Ste 120, Meridian, ID, 83646. Phone: (208) 870-4627. Providers update this record themselves, so call before visiting.

How can I verify Mark Senior, NCC, ACADC's license?

NPPES lists Idaho license number 8321757, as entered by the provider. Search the Idaho 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.