Larry Bryson, M.D.
NPI 1396833539 · Internal Medicine Physician · Napa, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larry Bryson, M.D. is a Internal Medicine Physician provider in Napa, CA (NPI 1396833539).
Provider details
- NPI number
- 1396833539
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G34568 (CA)
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-11
- Last updated
- 2023-11-21
- Certified
- 2023-11-21
Frequently asked questions
- What is Larry Bryson's NPI number?
- Larry Bryson's National Provider Identifier (NPI) is 1396833539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larry Bryson's specialty?
- Larry Bryson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Larry Bryson located?
- Larry Bryson's practice location on file with NPPES is 242 Saint Andrews Dr, Napa, CA 94558-1550.
- What is Larry Bryson's phone number?
- The practice phone number listed in the NPPES registry for Larry Bryson is (415) 990-0083.
- Does Larry Bryson accept Medicare?
- Larry Bryson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Larry Bryson's NPI active?
- Yes — Larry Bryson's NPI (1396833539) is active in the NPPES registry as of the last update on 2023-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.