Vanguard Medical Group Inc
NPI 1235498718 · General Practice Physician · Los Angeles, CA
Vanguard Medical Group Inc is a General Practice Physician organization in Los Angeles, CA (NPI 1235498718).
Provider details
- NPI number
- 1235498718
- Entity type
- Organization
- Primary specialty
- General Practice PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ilona Sylvester, President(213) 738-0123
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
14 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
- 2012-05-03
- Last updated
- 2012-05-03
Frequently asked questions
- What is Vanguard Medical Group Inc's NPI number?
- Vanguard Medical Group Inc's National Provider Identifier (NPI) is 1235498718, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Vanguard Medical Group Inc?
- Vanguard Medical Group Inc is classified in the NPPES registry as General Practice Physician (Allopathic & Osteopathic Physicians).
- Where is Vanguard Medical Group Inc located?
- Vanguard Medical Group Inc's practice location on file with NPPES is 3545 Wilshire Blvd, Los Angeles, CA 90010-2354.
- What is Vanguard Medical Group Inc's phone number?
- The practice phone number listed in the NPPES registry for Vanguard Medical Group Inc is (213) 738-0123.
- Who is the authorized official for Vanguard Medical Group Inc?
- The authorized official listed on Vanguard Medical Group Inc's NPPES record is Ilona Sylvester, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Vanguard Medical Group Inc's NPI active?
- Yes — Vanguard Medical Group Inc's NPI (1235498718) is active in the NPPES registry as of the last update on 2012-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.