Vernon Rosario, MD, PHD
NPI 1003920117 · Child & Adolescent Psychiatry Physician · Los Angeles, CA
Vernon Rosario, MD, PHD is a Child & Adolescent Psychiatry Physician provider in Los Angeles, CA (NPI 1003920117).
Provider details
- NPI number
- 1003920117
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A066651 (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
- 2006-08-18
- Last updated
- 2026-01-22
- Certified
- 2026-01-22
Frequently asked questions
- What is Vernon Rosario's NPI number?
- Vernon Rosario's National Provider Identifier (NPI) is 1003920117, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vernon Rosario's specialty?
- Vernon Rosario is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Vernon Rosario located?
- Vernon Rosario's practice location on file with NPPES is 3727 W 6th St Ste 402, Los Angeles, CA 90020-5112.
- What is Vernon Rosario's phone number?
- The practice phone number listed in the NPPES registry for Vernon Rosario is (213) 365-7400.
- Is Vernon Rosario's NPI active?
- Yes — Vernon Rosario's NPI (1003920117) is active in the NPPES registry as of the last update on 2026-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.