Mark Schulein, MD
NPI 1992892509 · Family Medicine Physician · Livingston, MT
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Schulein, MD is a Family Medicine Physician provider in Livingston, MT (NPI 1992892509).
Provider details
- NPI number
- 1992892509
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MED-PHYS-LIC-7991 (MT)
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
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 83 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 167 | 45 |
| Lisinopril | 125 | 32 |
| Levothyroxine Sodium | 101 | 17 |
| Metoprolol Succinate | 95 | 21 |
| Omeprazole | 94 | 17 |
| Gabapentin | 89 | 21 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-06
- Last updated
- 2026-01-21
- Certified
- 2026-01-21
Frequently asked questions
- What is Mark Schulein's NPI number?
- Mark Schulein's National Provider Identifier (NPI) is 1992892509, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Schulein's specialty?
- Mark Schulein is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Schulein located?
- Mark Schulein's practice location on file with NPPES is 112 W Lewis St, Livingston, MT 59047-3066.
- What is Mark Schulein's phone number?
- The practice phone number listed in the NPPES registry for Mark Schulein is (406) 222-1111.
- Does Mark Schulein accept Medicare?
- Mark Schulein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Schulein's NPI active?
- Yes — Mark Schulein's NPI (1992892509) is active in the NPPES registry as of the last update on 2026-01-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.