Active NPI
Ethan Collins, DO
- Internal Medicine Physician
- Philadelphia, PA
National Provider Identifier
1790417145
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- OT022165
- Practice address
- 10800 Knights Rd
Philadelphia, PA 19114-4200 - Phone
- (215) 612-5161
- NPI assigned
- Jun 25, 2022
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | OT022165 | PA | Primary |
| Emergency Medicine Physician | 207P00000X | OT022165 | PA |
Addresses
Primary practice location
10800 Knights Rd
Philadelphia, PA 19114-4200
Mailing address
10800 Knights Rd
Philadelphia, PA 19114-4200
Phone (215) 612-5161
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 Osteopathy
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| OT022165 | PA | MD | Emergency Medicine Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1656115200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1779235200000",
"number": "1790417145",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "10800 KNIGHTS RD",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191144200",
"telephone_number": "215-612-5161"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "10800 KNIGHTS RD",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191144200",
"telephone_number": "215-612-5161"
}
],
"practiceLocations": [],
"basic": {
"last_name": "COLLINS",
"first_name": "ETHAN",
"credential": "DO",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2022-06-25",
"last_updated": "2026-05-20",
"certification_date": "2026-05-20",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "PA",
"license": "OT022165",
"primary": true
},
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "PA",
"license": "OT022165",
"primary": false
}
],
"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 May 20, 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.