IndividualActive
Gang Sun
NPI 1639035041 · Acupuncturist · Sunnyvale, CA
Gang Sun is a Acupuncturist provider in Sunnyvale, CA (NPI 1639035041).
Provider details
- NPI number
- 1639035041
- Entity type
- Individual
- Primary specialty
- AcupuncturistOther Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- AC20514 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
441 De Guigne Dr Ste 201
Sunnyvale, CA 94085-3875
Phone: (408) 393-2525
Street-level locationGet directions
Mailing address
2468 W Bayshore Rd Apt 4
Palo Alto, CA 94303-3538
Registry dates
- Enumerated
- 2025-12-30
- Last updated
- 2025-12-30
- Certified
- 2025-12-30
Frequently asked questions
- What is Gang Sun's NPI number?
- Gang Sun's National Provider Identifier (NPI) is 1639035041, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gang Sun's specialty?
- Gang Sun is listed in the NPPES registry with a primary specialty of Acupuncturist (Other Service Providers).
- Where is Gang Sun located?
- Gang Sun's practice location on file with NPPES is 441 De Guigne Dr Ste 201, Sunnyvale, CA 94085-3875.
- What is Gang Sun's phone number?
- The practice phone number listed in the NPPES registry for Gang Sun is (408) 393-2525.
- Is Gang Sun's NPI active?
- Yes — Gang Sun's NPI (1639035041) is active in the NPPES registry as of the last update on 2025-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.