William Halsey, M.D.
NPI 1679544472 · Plastic Surgery within the Head & Neck (Otolaryngology) Physician · La Jolla, CA
William Halsey, M.D. is a Plastic Surgery within the Head & Neck (Otolaryngology) Physician provider in La Jolla, CA (NPI 1679544472).
Provider details
- NPI number
- 1679544472
- Entity type
- Individual
- Primary specialty
- Plastic Surgery within the Head & Neck (Otolaryngology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G-30707 (CA)
Specialties & taxonomies
- Plastic Surgery within the Head & Neck (Otolaryngology) PhysicianPrimary207YX0007XLicense G-30707 (CA)
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-01-30
- Last updated
- 2013-11-02
Frequently asked questions
- What is William Halsey's NPI number?
- William Halsey's National Provider Identifier (NPI) is 1679544472, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Halsey's specialty?
- William Halsey is listed in the NPPES registry with a primary specialty of Plastic Surgery within the Head & Neck (Otolaryngology) Physician (Allopathic & Osteopathic Physicians).
- Where is William Halsey located?
- William Halsey's practice location on file with NPPES is 9834 Genesee Ave, La Jolla, CA 92037-1223.
- What is William Halsey's phone number?
- The practice phone number listed in the NPPES registry for William Halsey is (858) 458-1287.
- Is William Halsey's NPI active?
- Yes — William Halsey's NPI (1679544472) is active in the NPPES registry as of the last update on 2013-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.