Mark Gellasch, PHYSICIAN ASSISTANT
NPI 1902876931 · Medical Physician Assistant · Norfolk, VA
Mark Gellasch, PHYSICIAN ASSISTANT is a Medical Physician Assistant provider in Norfolk, VA (NPI 1902876931).
Provider details
- NPI number
- 1902876931
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PHYSICIAN ASSISTANT
- Sex
- Male
- License
- 0110000034 (VA)
Specialties & taxonomies
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
20 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Gellasch's NPI number?
- Mark Gellasch's National Provider Identifier (NPI) is 1902876931, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Gellasch's specialty?
- Mark Gellasch is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mark Gellasch located?
- Mark Gellasch's practice location on file with NPPES is Branch Medical Clinic Norfolk, Norfolk, VA 23511.
- What is Mark Gellasch's phone number?
- The practice phone number listed in the NPPES registry for Mark Gellasch is (757) 314-6377.
- Is Mark Gellasch's NPI active?
- Yes — Mark Gellasch's NPI (1902876931) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.