NPPES file of Aug 9, 2026

Tammi Lynn Anderson, LCPC, LAC

Mental Health Counselor · Billings, MT

Tammi Lynn Anderson, LCPC, LAC is a mental health counselor with a practice address in Billings, Montana, and NPI 1083956783, issued on Mar 20, 2013. Check the license (Montana 18, as entered in NPPES) with the Montana 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
1083956783
Name
Tammi Lynn Anderson
Credential
LCPC, LAC
Primary taxonomy
Mental Health Counselor 101YM0800X
License numbers
18 MT
1112 MT
Self-reported in NPPES; status is on the state search
Practice location
123 S 27TH St, Billings, MT 59101
Phone
(406) 247-3350
Enumerated
Mar 20, 2013
Record last updated
Aug 27, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20240108004438); 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 123 S 27TH St

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

  1. Emily AertsClinical Social Worker1154894186
  2. Dale Agner, M.D.Family Medicine Physician1861486490
  3. Hannah Akard, RNCase Management Registered Nurse1346938750
  4. Doug AndersenSocial Worker1619392321
  5. Rachel AndersonRegistered Dietitian1174847099
  6. Austin Barnhardt, MDStudent in an Organized Health Care Education/Training Program1386432078

Verify Tammi Lynn Anderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Montana board licenses this profession
    Search for license 18
    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 Montana 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. Yellowstone City-County Health DeptBillings, MT

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

Tammi Lynn Anderson among 1,146 mental health counselor records in Montana

Tammi Lynn Anderson, LCPC, LAC is one of 1,146 mental health counselor records with a practice address in Montana. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 25% of them.

  • NPI issued2013 · 25% of these records are older, 72% newer
  • In a Medicare fileYes · 7% of these records are
  • In the CMS Doctors and Clinicians fileYes · 16% of these records are
  • Graduated2013 · median 2015 among the 185 with a school on file
  • Record last updated2018 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

213 mental health counselor records list a practice address in Billings

They are 213 of the 4,035 NPPES records with a practice address in Billings, and 1,146 mental health counselor records in Montana.

The 8 mental health counselor records with the nearest ZIP codes

  1. Frederick Betz, LCPCBillings, MT 591011942268545
  2. Cynthia Boles, LCPCBillings, MT 591011871573832
  3. Connie Dilts, LCPC, LMFTBillings, MT 591011285646133
  4. Kee Dunning, LCPCBillings, MT 591011033289426
  5. Carl Eby, LCPCBillings, MT 591011033105945
  6. Mary Fitzpatrick, LCPC, LACBillings, MT 591011316933013
  7. Lynn Grosulak, LCPCBillings, MT 591011396816724
  8. Kendall Jackson, LCPCBillings, MT 591011861537078

Common questions

What is Tammi Lynn Anderson, LCPC, LAC's NPI number?

Tammi Lynn Anderson, LCPC, LAC's National Provider Identifier (NPI) is 1083956783, issued on Mar 20, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Tammi Lynn Anderson, LCPC, LAC located?

The NPPES record lists a practice address at 123 S 27TH St, Billings, MT, 59101. Phone: (406) 247-3350. Providers update this record themselves, so call before visiting.

How can I verify Tammi Lynn Anderson, LCPC, LAC's license?

NPPES lists Montana license number 18, as entered by the provider. Search the Montana 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.