John Shieh, M.D.
NPI 1144468240 · Family Medicine Physician · South Pasadena, CA
John Shieh, M.D. is a Family Medicine Physician provider in South Pasadena, CA (NPI 1144468240).
Provider details
- NPI number
- 1144468240
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A055285 (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
17 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
- 2009-01-27
- Last updated
- 2009-01-27
Frequently asked questions
- What is John Shieh's NPI number?
- John Shieh's National Provider Identifier (NPI) is 1144468240, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Shieh's specialty?
- John Shieh is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Shieh located?
- John Shieh's practice location on file with NPPES is 1024 Mission St Ste a, South Pasadena, CA 91030-3156.
- What is John Shieh's phone number?
- The practice phone number listed in the NPPES registry for John Shieh is (626) 441-8968.
- Is John Shieh's NPI active?
- Yes — John Shieh's NPI (1144468240) is active in the NPPES registry as of the last update on 2009-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.