Active NPI
Tiernan Connor Castile, MD
- Pediatric Endocrinology Physician
- Philadelphia, PA
National Provider Identifier
1942838776
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Endocrinology Physician
- License
- MT236238
- Practice address
- 3401 Civic Center Boulevardd
Division of Pediatric Endocrinology
Philadelphia, PA 19104 - Phone
- (215) 590-3174
- NPI assigned
- Mar 28, 2020
- Last updated
- Jun 25, 2026
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatric Endocrinology Physician | 2080P0205X | MT236238 | PA | Primary |
Addresses
Primary practice location
3401 Civic Center Boulevardd
Division of Pediatric Endocrinology
Philadelphia, PA 19104
Mailing address
3401 Civic Center Boulevardd
Division of Pediatric Endocrinology
Philadelphia, PA 19104
Phone (215) 590-3174
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Doctor of Medicine
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1585353600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782345600000",
"number": "1942838776",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3401 CIVIC CENTER BOULEVARDD",
"address_2": "DIVISION OF PEDIATRIC ENDOCRINOLOGY",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "19104",
"telephone_number": "215-590-3174"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3401 CIVIC CENTER BOULEVARDD",
"address_2": "DIVISION OF PEDIATRIC ENDOCRINOLOGY",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "19104",
"telephone_number": "215-590-3174"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CASTILE",
"first_name": "TIERNAN",
"middle_name": "CONNOR",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2020-03-28",
"last_updated": "2026-06-25",
"certification_date": "2026-06-25",
"status": "A"
},
"taxonomies": [
{
"code": "2080P0205X",
"taxonomy_group": "",
"desc": "Pediatrics, Pediatric Endocrinology",
"state": "PA",
"license": "MT236238",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Philadelphia, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 25, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.