Mark Otstot
NPI 1225998271 · Physician Assistant · Roanoke, VA
Mark Otstot is a Physician Assistant provider in Roanoke, VA (NPI 1225998271).
Provider details
- NPI number
- 1225998271
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 0110011626 (VA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2025-11-13
- Last updated
- 2026-03-25
- Certified
- 2026-03-25
Frequently asked questions
- What is Mark Otstot's NPI number?
- Mark Otstot's National Provider Identifier (NPI) is 1225998271, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Otstot's specialty?
- Mark Otstot is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Otstot located?
- Mark Otstot's practice location on file with NPPES is 1906 Belleview Ave Se, Roanoke, VA 24014-1838.
- What is Mark Otstot's phone number?
- The practice phone number listed in the NPPES registry for Mark Otstot is (540) 981-7000.
- Is Mark Otstot's NPI active?
- Yes — Mark Otstot's NPI (1225998271) is active in the NPPES registry as of the last update on 2026-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.