Winny Im, NP
NPI 1699637009 · Nurse Practitioner · Stanford, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Winny Im, NP is a Nurse Practitioner provider in Stanford, CA (NPI 1699637009).
Provider details
- NPI number
- 1699637009
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 95037651 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
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
2 documented practice locations
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
Additional practice locations (1)
- 5555 W Las Positas BlvdPleasanton, CA 94588-4000Phone: (925) 847-3000
Registry dates
- Enumerated
- 2025-11-25
- Last updated
- 2026-03-03
- Certified
- 2026-03-03
Frequently asked questions
- What is Winny Im's NPI number?
- Winny Im's National Provider Identifier (NPI) is 1699637009, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Winny Im's specialty?
- Winny Im is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Winny Im located?
- Winny Im's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Winny Im's phone number?
- The practice phone number listed in the NPPES registry for Winny Im is (650) 723-4000.
- Does Winny Im accept Medicare?
- Winny Im is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Winny Im's NPI active?
- Yes — Winny Im's NPI (1699637009) is active in the NPPES registry as of the last update on 2026-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.