Randall Mack, PA-C
NPI 1346356359 · Physician Assistant · Plains, MT
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Randall Mack, PA-C is a Physician Assistant provider in Plains, MT (NPI 1346356359).
Provider details
- NPI number
- 1346356359
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA60595202 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 65 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 154 | 43 |
| Atorvastatin Calcium | 152 | 44 |
| Levothyroxine Sodium | 148 | 34 |
| Amlodipine Besylate | 124 | 37 |
| Omeprazole | 90 | 28 |
| Gabapentin | 85 | 19 |
| Albuterol Sulfate |
Practice location
Mailing address
Additional practice locations (1)
- 5901 N Lidgerwood St Ste 126Spokane, WA 99208-1122Phone: (509) 444-8888
Registry dates
- Enumerated
- 2006-08-22
- Last updated
- 2020-04-29
- Certified
- 2020-04-29
Frequently asked questions
- What is Randall Mack's NPI number?
- Randall Mack's National Provider Identifier (NPI) is 1346356359, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Randall Mack's specialty?
- Randall Mack is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Randall Mack located?
- Randall Mack's practice location on file with NPPES is 10 Kruger Road, Plains, MT 59859.
- What is Randall Mack's phone number?
- The practice phone number listed in the NPPES registry for Randall Mack is (406) 826-4800.
- Does Randall Mack accept Medicare?
- Randall Mack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Randall Mack's NPI active?
- Yes — Randall Mack's NPI (1346356359) is active in the NPPES registry as of the last update on 2020-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.