Isabel Castillo Hernandez, MD
NPI 1558881581 · Pediatrics Physician · Philadelphia, PA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Isabel Castillo Hernandez, MD is a Pediatrics Physician provider in Philadelphia, PA (NPI 1558881581).
Provider details
- NPI number
- 1558881581
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MT213865 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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)
- 5501 Old York RdPhiladelphia, PA 19141-3018Phone: (215) 456-7595Fax: (215) 456-3436
Registry dates
- Enumerated
- 2017-06-21
- Last updated
- 2022-07-21
- Certified
- 2020-07-09
Frequently asked questions
- What is Isabel Castillo Hernandez's NPI number?
- Isabel Castillo Hernandez's National Provider Identifier (NPI) is 1558881581, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Isabel Castillo Hernandez's specialty?
- Isabel Castillo Hernandez is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Isabel Castillo Hernandez located?
- Isabel Castillo Hernandez's practice location on file with NPPES is 4500-10, Philadelphia, PA 19124.
- What is Isabel Castillo Hernandez's phone number?
- The practice phone number listed in the NPPES registry for Isabel Castillo Hernandez is (215) 510-0029.
- Does Isabel Castillo Hernandez accept Medicare?
- Isabel Castillo Hernandez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Isabel Castillo Hernandez's NPI active?
- Yes — Isabel Castillo Hernandez's NPI (1558881581) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.