Jack Jeng, MD
NPI 1174917207 · Anesthesiology Physician · South San Francisco, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jack Jeng, MD is a Anesthesiology Physician provider in South San Francisco, CA (NPI 1174917207).
Provider details
- NPI number
- 1174917207
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A148416 (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
11 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
- 2015-03-26
- Last updated
- 2023-08-11
- Certified
- 2023-08-11
Frequently asked questions
- What is Jack Jeng's NPI number?
- Jack Jeng's National Provider Identifier (NPI) is 1174917207, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Jeng's specialty?
- Jack Jeng is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jack Jeng located?
- Jack Jeng's practice location on file with NPPES is 1200 El Camino Real, South San Francisco, CA 94080-3299.
- What is Jack Jeng's phone number?
- The practice phone number listed in the NPPES registry for Jack Jeng is (480) 710-7756.
- Does Jack Jeng accept Medicare?
- Jack Jeng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jack Jeng's NPI active?
- Yes — Jack Jeng's NPI (1174917207) is active in the NPPES registry as of the last update on 2023-08-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.