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James Chung, MD
NPI 1588742415 · Rheumatology Physician · Sylmar, CA
James Chung, MD is a Rheumatology Physician provider in Sylmar, CA (NPI 1588742415).
Provider details
- NPI number
- 1588742415
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- AFE90648 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
14445 Olive View Drive
Olive View Ucla Medical Center
Sylmar, CA 91342-1495
Phone: (818) 364-3031
Fax: (818) 364-4593
Street-level locationGet directions
Mailing address
One Amgen Center Drive
Thousand Oaks, CA 91320
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is James Chung's NPI number?
- James Chung's National Provider Identifier (NPI) is 1588742415, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Chung's specialty?
- James Chung is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is James Chung located?
- James Chung's practice location on file with NPPES is 14445 Olive View Drive, Sylmar, CA 91342-1495.
- What is James Chung's phone number?
- The practice phone number listed in the NPPES registry for James Chung is (818) 364-3031.
- Is James Chung's NPI active?
- Yes — James Chung's NPI (1588742415) 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.