Tim Shieh, PA-C
NPI 1023495579 · Physician Assistant · Stanford, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tim Shieh, PA-C is a Physician Assistant provider in Stanford, CA (NPI 1023495579).
Provider details
- NPI number
- 1023495579
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA-52459 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
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)
- 2247 Cecilia AveSan Francisco, CA 94116-1832Phone: (415) 235-2767
Registry dates
- Enumerated
- 2015-05-05
- Last updated
- 2023-02-22
- Certified
- 2023-02-22
Frequently asked questions
- What is Tim Shieh's NPI number?
- Tim Shieh's National Provider Identifier (NPI) is 1023495579, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tim Shieh's specialty?
- Tim Shieh is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tim Shieh located?
- Tim Shieh's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Tim Shieh's phone number?
- The practice phone number listed in the NPPES registry for Tim Shieh is (650) 723-4000.
- Does Tim Shieh accept Medicare?
- Tim Shieh is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tim Shieh's NPI active?
- Yes — Tim Shieh's NPI (1023495579) is active in the NPPES registry as of the last update on 2023-02-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.