William Quillin, MD
NPI 1760595078 · Obstetrics & Gynecology Physician · Chula Vista, CA
William Quillin, MD is a Obstetrics & Gynecology Physician provider in Chula Vista, CA (NPI 1760595078).
Provider details
- NPI number
- 1760595078
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G24195 (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
- 2006-08-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Quillin's NPI number?
- William Quillin's National Provider Identifier (NPI) is 1760595078, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Quillin's specialty?
- William Quillin is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is William Quillin located?
- William Quillin's practice location on file with NPPES is 450 Fourth Ave, Chula Vista, CA 91910.
- What is William Quillin's phone number?
- The practice phone number listed in the NPPES registry for William Quillin is (619) 585-1811.
- Is William Quillin's NPI active?
- Yes — William Quillin's NPI (1760595078) 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.