What is Stephanie Gu's NPI number?

Stephanie Gu's National Provider Identifier (NPI) is 1609636323, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Stephanie Gu's specialty?

Stephanie Gu is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).

Where is Stephanie Gu located?

Stephanie Gu's practice location on file with NPPES is 3301 C St Ste 1300, Sacramento, CA 95816-3370.

What is Stephanie Gu's phone number?

The practice phone number listed in the NPPES registry for Stephanie Gu is (916) 734-6111.

Is Stephanie Gu's NPI active?

Yes — Stephanie Gu's NPI (1609636323) is active in the NPPES registry as of the last update on 2026-03-21.

IndividualActive

Stephanie Gu, MD

NPI 1609636323 · Dermatology Physician · Sacramento, CA

Stephanie Gu, MD is a Dermatology Physician provider in Sacramento, CA (NPI 1609636323).

Provider details

NPI number: 1609636323
Entity type: Individual
Primary specialty: Dermatology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: No
License: A205235 (CA)

Specialties & taxonomies

Dermatology PhysicianPrimary207N00000XLicense A205235 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(57/100 index)

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

Registry tenure38% of score
2 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

3301 C St Ste 1300

Sacramento, CA 95816-3370

Phone: (916) 734-6111

Street-level locationGet directions

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Mailing address