Mackenzie Ali Stiff, LCSW
Clinical Social Worker · Missoula, MT
Mackenzie Ali Stiff, LCSW is a clinical social worker with a practice address in Missoula, Montana, and NPI 1356150064, issued on Jan 6, 2025. Check the license (Montana BBH-LCSW-LIC-78383, as entered in NPPES) with the Montana board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mackenzie Ali Stiff
- Credential
- LCSW
- Primary taxonomy
- Clinical Social Worker 1041C0700X
- License number
- BBH-LCSW-LIC-78383 MT
Self-reported in NPPES; status is on the state search - Practice location
- 405 S 1St St W, Missoula, MT 59801
- Phone
- (406) 541-8472
- Enumerated
- Jan 6, 2025
- Record last updated
- Jan 6, 2025
- Medicare enrollment
- Enrolled (PECOS I20251028003750); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical social worker records → All 1,589 in Montana → Look up another NPI →
Also registered at 405 S 1St St W
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Molly Murphy, LCPCMental Health Counselor1881042190
- Daniel Salois, MA, LCPCMental Health Counselor1306420872
Verify Mackenzie Ali Stiff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license BBH-LCSW-LIC-78383Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Mackenzie Ali Stiff among 1,589 clinical social worker records in Montana
Mackenzie Ali Stiff, LCSW is one of 1,589 clinical social worker records with a practice address in Montana. 11% 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 2025, is newer than 89% of them.
- NPI issued2025 · 89% of these records are older, 3% newer
- In a Medicare fileNo · 11% of these records are
- In the CMS Doctors and Clinicians fileYes · 32% of these records are
- Graduated2021 · median 2013 among the 511 with a school on file
- Record last updated2025 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
388 clinical social worker records list a practice address in Missoula
They are 388 of the 3,567 NPPES records with a practice address in Missoula, and 1,589 clinical social worker records in Montana. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,589 in Montana → Every provider in Missoula → Clinical Social Worker nationwide →
The 8 clinical social worker records with the nearest ZIP codes
- Daniel Brzozowski, LCSWMissoula, MT 598011124033006
- Mendy Bucy, LCSWMissoula, MT 598011770525115
- Sharon Dillon, LCSWMissoula, MT 598011811902653
- Paul Dokey, LCSWMissoula, MT 598011003975301
- Dana Eisenberg, L.C.S.W.Missoula, MT 598011881643476
- Katherine Florez, MSW LCSWMissoula, MT 598011194839951
- Donald Goeke, PHD, LCSWMissoula, MT 598011184631442
- Bruce Hietala, LCSWMissoula, MT 598011598848608
Common questions
What is Mackenzie Ali Stiff, LCSW's NPI number?
Mackenzie Ali Stiff, LCSW's National Provider Identifier (NPI) is 1356150064, issued on Jan 6, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Mackenzie Ali Stiff, LCSW located?
The NPPES record lists a practice address at 405 S 1St St W, Missoula, MT, 59801. Phone: (406) 541-8472. Providers update this record themselves, so call before visiting.
How can I verify Mackenzie Ali Stiff, LCSW's license?
NPPES lists Montana license number BBH-LCSW-LIC-78383, 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. 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.