OrganizationActive
Stephanie P Chen, MD Inc
NPI 1740155464 · Ophthalmology Physician · Los Altos, CA
Stephanie P Chen, MD Inc is a Ophthalmology Physician organization in Los Altos, CA (NPI 1740155464).
Provider details
- NPI number
- 1740155464
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Stephanie Chen, Owner(650) 948-9123
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(54/100 index)
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
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
762 Altos Oaks Dr
Los Altos, CA 94024-5434
Phone: (650) 948-9123
Street-level locationGet directions
Mailing address
762 Altos Oaks Dr
Los Altos, CA 94024-5434
Registry dates
- Enumerated
- 2025-10-10
- Last updated
- 2026-04-16
- Certified
- 2026-04-16
Frequently asked questions
- What is Stephanie P Chen, MD Inc's NPI number?
- Stephanie P Chen, MD Inc's National Provider Identifier (NPI) is 1740155464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Stephanie P Chen, MD Inc?
- Stephanie P Chen, MD Inc is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie P Chen, MD Inc located?
- Stephanie P Chen, MD Inc's practice location on file with NPPES is 762 Altos Oaks Dr, Los Altos, CA 94024-5434.
- What is Stephanie P Chen, MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Stephanie P Chen, MD Inc is (650) 948-9123.
- Who is the authorized official for Stephanie P Chen, MD Inc?
- The authorized official listed on Stephanie P Chen, MD Inc's NPPES record is Stephanie Chen, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Stephanie P Chen, MD Inc's NPI active?
- Yes — Stephanie P Chen, MD Inc's NPI (1740155464) is active in the NPPES registry as of the last update on 2026-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.