Willow Surgery Center, a Medical Corporation
NPI 1114091261 · Ambulatory Surgical Clinic/Center · San Francisco, CA
Willow Surgery Center, a Medical Corporation is a Ambulatory Surgical Clinic/Center organization in San Francisco, CA (NPI 1114091261).
Provider details
- NPI number
- 1114091261
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Randall Weil, Medical Director(415) 931-2345
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-11-20
- Last updated
- 2022-07-21
Frequently asked questions
- What is Willow Surgery Center, a Medical Corporation's NPI number?
- Willow Surgery Center, a Medical Corporation's National Provider Identifier (NPI) is 1114091261, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Willow Surgery Center, a Medical Corporation?
- Willow Surgery Center, a Medical Corporation is classified in the NPPES registry as Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is Willow Surgery Center, a Medical Corporation located?
- Willow Surgery Center, a Medical Corporation's practice location on file with NPPES is 203 Willow St, San Francisco, CA 94109-7734.
- What is Willow Surgery Center, a Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Willow Surgery Center, a Medical Corporation is (415) 931-2345.
- Who is the authorized official for Willow Surgery Center, a Medical Corporation?
- The authorized official listed on Willow Surgery Center, a Medical Corporation's NPPES record is Randall Weil, Medical Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Willow Surgery Center, a Medical Corporation's NPI active?
- Yes — Willow Surgery Center, a Medical Corporation's NPI (1114091261) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.