Justin Mackenzie, PHARM D.
Pharmacist · Whitefish, MT
Justin Mackenzie, PHARM D. is a pharmacist with a practice address in Whitefish, Montana, and NPI 1376828335, issued on Oct 20, 2011. Check the license (Montana 3990, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Justin Mackenzie
- Credential
- PHARM D.
- Primary taxonomy
- Pharmacist 183500000X
- License number
- 3990 MT
Self-reported in NPPES; status is on the state search - Practice location
- 6580 US Highway 93 S, Whitefish, MT 59937
- Phone
- (406) 862-2526
- Enumerated
- Oct 20, 2011
- Record last updated
- Mar 9, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (406) 862-6294
- Entity
- Type 1 · individual
8 nearest pharmacist records → All 1,087 in Montana → Look up another NPI →
Verify Justin Mackenzie in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license 3990Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 100% of the cost of the top drugs
78 Medicare Part D claims for 73 beneficiaries, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 95% of claims.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Shingrix36 claims
- Arexvy23 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Justin Mackenzie among 1,087 pharmacist records in Montana
Justin Mackenzie, PHARM D. is one of 1,087 pharmacist records with a practice address in Montana. 19% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 28% of them.
- NPI issued2011 · 28% of these records are older, 67% newer
- In a Medicare fileYes · 19% of these records are
- In the CMS Doctors and Clinicians fileNo · 0% of these records are
- Record last updated2016 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 pharmacist records list a practice address in Whitefish
They are 12 of the 352 NPPES records with a practice address in Whitefish, and 1,087 pharmacist records in Montana.
All 1,087 in Montana → Every provider in Whitefish → Pharmacist nationwide →
The 8 pharmacist records with the nearest ZIP codes
- Vivienne AkeyWhitefish, MT 599371659928539
- Darlene Bestwick, PHARMDWhitefish, MT 599371780043117
- Kyle Bitney, PHARM.D.Whitefish, MT 599371265890933
- Jade Bosic-Reiniger, PHARMDWhitefish, MT 599371275292617
- Mark Donaldson, B.SC.(PHARM),PHARM.DWhitefish, MT 599371881718401
- Charles Hagel, PHARMDWhitefish, MT 599371073247953
- Matthew Huston, PHARM D.Whitefish, MT 599371205456043
- Andrew NorbeckWhitefish, MT 599371972888469
Common questions
What is Justin Mackenzie, PHARM D.'s NPI number?
Justin Mackenzie, PHARM D.'s National Provider Identifier (NPI) is 1376828335, issued on Oct 20, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Justin Mackenzie, PHARM D. located?
The NPPES record lists a practice address at 6580 US Highway 93 S, Whitefish, MT, 59937. Phone: (406) 862-2526. Providers update this record themselves, so call before visiting.
How can I verify Justin Mackenzie, PHARM D.'s license?
NPPES lists Montana license number 3990, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Justin Mackenzie, PHARM D. prescribe under Medicare Part D?
In 2024, Justin Mackenzie, PHARM D. had 78 Medicare Part D claims for 73 beneficiaries; the average among pharmacist prescribers was 119. Part D covers Medicare prescriptions 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.