William Parker, M.D.
NPI 1417057415 · Obstetrics & Gynecology Physician · San Diego, CA
William Parker, M.D. is a Obstetrics & Gynecology Physician provider in San Diego, CA (NPI 1417057415).
Provider details
- NPI number
- 1417057415
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G29866 (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
- 2006-09-22
- Last updated
- 2017-11-20
Frequently asked questions
- What is William Parker's NPI number?
- William Parker's National Provider Identifier (NPI) is 1417057415, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Parker's specialty?
- William Parker is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is William Parker located?
- William Parker's practice location on file with NPPES is 200 W Arbor Dr, San Diego, CA 92103-9000.
- What is William Parker's phone number?
- The practice phone number listed in the NPPES registry for William Parker is (858) 657-8745.
- Is William Parker's NPI active?
- Yes — William Parker's NPI (1417057415) is active in the NPPES registry as of the last update on 2017-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.