Rachel Chan Seay, MD
NPI 1578790127 · Obstetrics & Gynecology Physician · Stanford, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rachel Chan Seay, MD is a Obstetrics & Gynecology Physician provider in Stanford, CA (NPI 1578790127).
Provider details
- NPI number
- 1578790127
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- D0078861 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
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)
- 4940 Eastern Ave a Building Suite 121aJohns Hopkins Bayview Medical Center Dept of Gyn/ObBaltimore, MD 21224Phone: (303) 358-7565
Registry dates
- Enumerated
- 2009-06-22
- Last updated
- 2024-04-19
- Certified
- 2024-04-19
Frequently asked questions
- What is Rachel Chan Seay's NPI number?
- Rachel Chan Seay's National Provider Identifier (NPI) is 1578790127, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rachel Chan Seay's specialty?
- Rachel Chan Seay is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Rachel Chan Seay located?
- Rachel Chan Seay's practice location on file with NPPES is 300 Pasteur Dr, Stanford, CA 94305-2200.
- What is Rachel Chan Seay's phone number?
- The practice phone number listed in the NPPES registry for Rachel Chan Seay is (650) 723-4000.
- Does Rachel Chan Seay accept Medicare?
- Rachel Chan Seay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rachel Chan Seay's NPI active?
- Yes — Rachel Chan Seay's NPI (1578790127) is active in the NPPES registry as of the last update on 2024-04-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.