Nicholas Ryan, DO
NPI 1649807389 · General Practice Physician · San Diego, CA
Nicholas Ryan, DO is a General Practice Physician provider in San Diego, CA (NPI 1649807389).
Provider details
- NPI number
- 1649807389
- Entity type
- Individual
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2020-03-24
- Last updated
- 2024-12-05
- Certified
- 2024-12-05
Frequently asked questions
- What is Nicholas Ryan's NPI number?
- Nicholas Ryan's National Provider Identifier (NPI) is 1649807389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nicholas Ryan's specialty?
- Nicholas Ryan is listed in the NPPES registry with a primary specialty of General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Nicholas Ryan located?
- Nicholas Ryan's practice location on file with NPPES is 34800 Bob Wilson Dr, San Diego, CA 92134-5112.
- What is Nicholas Ryan's phone number?
- The practice phone number listed in the NPPES registry for Nicholas Ryan is (619) 532-6400.
- Is Nicholas Ryan's NPI active?
- Yes — Nicholas Ryan's NPI (1649807389) is active in the NPPES registry as of the last update on 2024-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.