What is Alfred Sun's NPI number?

Alfred Sun's National Provider Identifier (NPI) is 1922279058, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Alfred Sun's specialty?

Alfred Sun is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).

Where is Alfred Sun located?

Alfred Sun's practice location on file with NPPES is 20830 Stevens Creek Blvd # 1078, Cupertino, CA 95014-2121.

What is Alfred Sun's phone number?

The practice phone number listed in the NPPES registry for Alfred Sun is (443) 742-4321.

Is Alfred Sun's NPI active?

Yes — Alfred Sun's NPI (1922279058) is active in the NPPES registry as of the last update on 2024-08-16.

IndividualActive

Alfred Sun, M.D.

NPI 1922279058 · Psychiatry Physician · Cupertino, CA

Alfred Sun, M.D. is a Psychiatry Physician provider in Cupertino, CA (NPI 1922279058).

Provider details

NPI number: 1922279058
Entity type: Individual
Primary specialty: Psychiatry PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Male
Sole proprietor: Yes
License: A107420 (CA)

Specialties & taxonomies

Psychiatry PhysicianPrimary2084P0800XLicense A107420 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(87/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
18 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

20830 Stevens Creek Blvd # 1078

Cupertino, CA 95014-2121

Phone: (443) 742-4321

Street-level locationGet directions

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Mailing address