Joseph Isaac Wong, MD
NPI 1326509894 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Isaac Wong, MD is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1326509894).
Provider details
- NPI number
- 1326509894
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Pharmacy Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 14445 Olive View DrSylmar, CA 91342-1437Phone: (747) 210-3205
Registry dates
- Enumerated
- 2019-03-27
- Last updated
- 2023-01-28
- Certified
- 2023-01-28
Frequently asked questions
- What is Joseph Isaac Wong's NPI number?
- Joseph Isaac Wong's National Provider Identifier (NPI) is 1326509894, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Isaac Wong's specialty?
- Joseph Isaac Wong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Isaac Wong located?
- Joseph Isaac Wong's practice location on file with NPPES is 757 Westwood Plz, Los Angeles, CA 90095-1437.
- What is Joseph Isaac Wong's phone number?
- The practice phone number listed in the NPPES registry for Joseph Isaac Wong is (310) 206-6286.
- Does Joseph Isaac Wong accept Medicare?
- Joseph Isaac Wong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Isaac Wong's NPI active?
- Yes — Joseph Isaac Wong's NPI (1326509894) is active in the NPPES registry as of the last update on 2023-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.