William Goodyer, MD PHD
NPI 1457693756 · Pediatric Cardiology Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Goodyer, MD PHD is a Pediatric Cardiology Physician provider in Palo Alto, CA (NPI 1457693756).
Provider details
- NPI number
- 1457693756
- Entity type
- Individual
- Primary specialty
- Pediatric Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- Sole proprietor
- No
- License
- A136214 (CA)
Specialties & taxonomies
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
13 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)
- 300 Longwood Ave, Children'S Hospital BostonBoston, MA 02115Phone: (650) 796-4412
Registry dates
- Enumerated
- 2013-03-25
- Last updated
- 2024-04-11
- Certified
- 2024-04-11
Frequently asked questions
- What is William Goodyer's NPI number?
- William Goodyer's National Provider Identifier (NPI) is 1457693756, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Goodyer's specialty?
- William Goodyer is listed in the NPPES registry with a primary specialty of Pediatric Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Goodyer located?
- William Goodyer's practice location on file with NPPES is 725 Welch Rd, Palo Alto, CA 94304-1601.
- What is William Goodyer's phone number?
- The practice phone number listed in the NPPES registry for William Goodyer is (650) 497-8000.
- Does William Goodyer accept Medicare?
- William Goodyer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Goodyer's NPI active?
- Yes — William Goodyer's NPI (1457693756) is active in the NPPES registry as of the last update on 2024-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.