Richard Marks, P.A.C.
NPI 1952496556 · Physician Assistant · San Luis Obispo, CA
Richard Marks, P.A.C. is a Physician Assistant provider in San Luis Obispo, CA (NPI 1952496556).
Provider details
- NPI number
- 1952496556
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.C.
- Sex
- Male
- Sole proprietor
- No
- License
- PA15210 (CA)
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
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2014-02-11
Frequently asked questions
- What is Richard Marks's NPI number?
- Richard Marks's National Provider Identifier (NPI) is 1952496556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Marks's specialty?
- Richard Marks is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Richard Marks located?
- Richard Marks's practice location on file with NPPES is 1941 Johnson Ave, San Luis Obispo, CA 93401-4140.
- What is Richard Marks's phone number?
- The practice phone number listed in the NPPES registry for Richard Marks is (805) 739-3890.
- Is Richard Marks's NPI active?
- Yes — Richard Marks's NPI (1952496556) is active in the NPPES registry as of the last update on 2014-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.