Tianna Mack, DO
NPI 1912643891 · Family Medicine Physician · Cheyenne, WY
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tianna Mack, DO is a Family Medicine Physician provider in Cheyenne, WY (NPI 1912643891).
Provider details
- NPI number
- 1912643891
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- Yes
- License
- 210-T1 (WY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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 · 9 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Lisinopril | 26 |
| Atorvastatin Calcium | 22 |
| Losartan Potassium | 19 |
| Rosuvastatin Calcium | 15 |
| Semaglutidebrand: Ozempic | 14 |
| Levothyroxine Sodium | 13 |
| Potassium Chloride | 13 |
| Omeprazole | 12 |
| Fluticasone Propion/Salmeterol |
Practice location
Mailing address
Additional practice locations (1)
- 418 W 31st StCheyenne, WY 82001-2527Phone: (303) 503-2310
Registry dates
- Enumerated
- 2022-05-12
- Last updated
- 2022-07-11
- Certified
- 2022-06-29
Frequently asked questions
- What is Tianna Mack's NPI number?
- Tianna Mack's National Provider Identifier (NPI) is 1912643891, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tianna Mack's specialty?
- Tianna Mack is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tianna Mack located?
- Tianna Mack's practice location on file with NPPES is 820 E 17th St, Cheyenne, WY 82001-4714.
- What is Tianna Mack's phone number?
- The practice phone number listed in the NPPES registry for Tianna Mack is (307) 632-2434.
- Does Tianna Mack accept Medicare?
- Tianna Mack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tianna Mack's NPI active?
- Yes — Tianna Mack's NPI (1912643891) is active in the NPPES registry as of the last update on 2022-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.