Active NPI
Benjamin Caballero, M.D.
- Pediatric Gastroenterology Physician
- Baltimore, MD
National Provider Identifier
1265490221
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Gastroenterology Physician
- License
- D40946
- Practice address
- 601 N Caroline St
Baltimore, MD 21287-0006 - Phone
- (410) 955-8769
- NPI assigned
- May 1, 2006
- 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 Gastroenterology Physician | 2080P0206X | D40946 | MD | Primary |
Addresses
Primary practice location
601 N Caroline St
Baltimore, MD 21287-0006
Mailing address
PO Box 64316
Baltimore, MD 21264-4316
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| D40946 | MD | MD | Pediatric Gastroenterology Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1146441600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1265490221",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 64316",
"city": "BALTIMORE",
"state": "MD",
"postal_code": "212644316"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "601 N CAROLINE ST",
"city": "BALTIMORE",
"state": "MD",
"postal_code": "212870006",
"telephone_number": "410-955-8769"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CABALLERO",
"first_name": "BENJAMIN",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-05-01",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "2080P0206X",
"taxonomy_group": "",
"desc": "Pediatrics, Pediatric Gastroenterology",
"state": "MD",
"license": "D40946",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Baltimore, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.