Ricardo Castillo, MD
NPI 1487738811 · Pediatric Gastroenterology Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ricardo Castillo, MD is a Pediatric Gastroenterology Physician provider in Palo Alto, CA (NPI 1487738811).
Provider details
- NPI number
- 1487738811
- Entity type
- Individual
- Primary specialty
- Pediatric Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD 2013-0785 (NM)
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
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
- 2006-10-24
- Last updated
- 2025-01-24
- Certified
- 2025-01-24
Frequently asked questions
- What is Ricardo Castillo's NPI number?
- Ricardo Castillo's National Provider Identifier (NPI) is 1487738811, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ricardo Castillo's specialty?
- Ricardo Castillo is listed in the NPPES registry with a primary specialty of Pediatric Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Ricardo Castillo located?
- Ricardo Castillo's practice location on file with NPPES is 725 Welch Rd, Palo Alto, CA 94304-1601.
- What is Ricardo Castillo's phone number?
- The practice phone number listed in the NPPES registry for Ricardo Castillo is (650) 497-8000.
- Does Ricardo Castillo accept Medicare?
- Ricardo Castillo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ricardo Castillo's NPI active?
- Yes — Ricardo Castillo's NPI (1487738811) is active in the NPPES registry as of the last update on 2025-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.