Union Square Dermatology a Professional Corporation
NPI 1023263613 · Dermatology Physician · San Francisco, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Union Square Dermatology a Professional Corporation is a Dermatology Physician organization in San Francisco, CA (NPI 1023263613).
Provider details
- NPI number
- 1023263613
- Entity type
- Organization
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Vail Reese, Physician(415) 393-0550
- License
- G 80000 (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
- 2008-11-24
- Last updated
- 2008-11-24
Frequently asked questions
- What is Union Square Dermatology a Professional Corporation's NPI number?
- Union Square Dermatology a Professional Corporation's National Provider Identifier (NPI) is 1023263613, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Union Square Dermatology a Professional Corporation?
- Union Square Dermatology a Professional Corporation is classified in the NPPES registry as Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Union Square Dermatology a Professional Corporation located?
- Union Square Dermatology a Professional Corporation's practice location on file with NPPES is 450 Sutter St, San Francisco, CA 94108-3915.
- What is Union Square Dermatology a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Union Square Dermatology a Professional Corporation is (415) 393-0550.
- Does Union Square Dermatology a Professional Corporation accept Medicare?
- Union Square Dermatology a Professional Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Union Square Dermatology a Professional Corporation?
- The authorized official listed on Union Square Dermatology a Professional Corporation's NPPES record is Vail Reese, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Union Square Dermatology a Professional Corporation's NPI active?
- Yes — Union Square Dermatology a Professional Corporation's NPI (1023263613) is active in the NPPES registry as of the last update on 2008-11-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.