Active NPI
John Makopoulos, MD
- Emergency Medicine Physician
- Philadelphia, PA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Emergency Medicine Physician
- License
- MD428747
- Practice address
- 501 S 54TH St
Academic ER SVCS - ER Dept
Philadelphia, PA 19143-1900 - Phone
- (215) 748-9435
- NPI assigned
- Jun 25, 2006
- Last updated
- Jan 28, 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 |
|---|---|---|---|---|
| Emergency Medicine Physician | 207P00000X | MD428747 | PA | Primary |
Addresses
Primary practice location
501 S 54TH St
Academic ER SVCS - ER Dept
Philadelphia, PA 19143-1900
Mailing address
601 Memory LN
York, PA 17402-2231
Phone (717) 851-1405
Other practice location 1
1201 Letort Springs Way
Carlisle, PA 17015-8011
Phone (717) 674-7600
Other practice location 2
14781 Wolfe Rd
New Freedom, PA 17349-9571
Phone (717) 326-1880
Other practice location 3
36 Robinhood Dr
Etters, PA 17319-9528
Phone (717) 388-7300
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 1868289 | Other | PA | BS |
| 1016393820 | Medicaid | PA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in PA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| MD428747 | PA | MD | Emergency Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Cep America LLC | Emergency Medicine | Current | Accepting new patients |
| Wellspan Medical Group | Current | Accepting new patients | |
| Cep America LLC | Emergency Medicine | Current | Accepting new patients |
| Wellspan Medical Group | Current | Accepting new patients | |
| Trinity Health Mid-Atlantic Medical Group | Current | Accepting new patients | |
| Cep America LLC | Emergency Medicine | Current | Accepting new patients |
| Trinity Health Mid-Atlantic Medical Group | Current | Accepting new patients | |
| Trinity Health Mid-Atlantic Medical Group | Current | Accepting new patients | |
| Trinity Health Mid-Atlantic Medical Group | Emergency Medicine | Past | Accepting new patients |
Locations
1601 Cummins Dr
Ste D
Modesto, CA 95358
Phone (510) 350-2663
1503 Lansdowne Ave
Ste 3003
Darby, PA 19023
Phone (610) 586-4100
1503 Lansdowne Ave
Ste 3001
Darby, PA 19023
Phone (610) 586-4100
1500 Lansdowne Ave
Darby, PA 19023
Phone (610) 237-4561
1201 Langhorne Newtown Rd
Penndel, PA 19047
Phone (215) 710-2100
2601 Holme Ave
Philadelphia, PA 19152
Phone (215) 335-6000
1015 W Baltimore Pike
West Grove, PA 19390
Phone (610) 869-1000
25 Monument Rd
Ste 270
York, PA 17403
Phone (717) 741-8250
1600 S George St
York, PA 17403
Phone (717) 848-3615
601 Memory Ln
York, PA 17402
Phone (717) 851-6670
Interoperability endpoints
- jmakopoulos2012953@direct.trinity-health.org
- https://api.platform.athenahealth.com/16196/brand/1/csg/1/fhir/r4
Organizations & group practices 10
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
- Emergency Medicine Physician
- West Grove, PA
- NPI 1902690852
-
dba THMA MG Surgical Associates Holme
- Surgery Physician
- Langhorne, PA
- NPI 1972982361
-
dba WellSpan Digestive Health
- Gastroenterology Physician
- York, PA
- NPI 1669770004
-
- Emergency Medicine Physician
- Darby, PA
- NPI 1891672150
-
- Physical Medicine & Rehabilitation Physician
- Philadelphia, PA
- NPI 1639039175
-
dba THMA MG Cardiology Darby
- Cardiovascular Disease Physician
- Langhorne, PA
- NPI 1902165780
-
dba WellSpan Pediatric Surgical Specialist
- Pediatric Surgery Physician
- York, PA
- NPI 1104799428
-
dba WellSpan Family Medicine
- Family Medicine Physician
- Lewisburg, PA
- NPI 1346042215
-
- Emergency Medicine Physician
- Fort Lauderdale, FL
- NPI 1700747946
-
dba THMA MG Emergency Physicians Darby
- Emergency Medicine Physician
- Darby, PA
- NPI 1588694111
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1151193600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1769558400000",
"number": "1972539476",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "601 MEMORY LN",
"city": "YORK",
"state": "PA",
"postal_code": "174022231",
"telephone_number": "717-851-1405"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "501 S 54TH ST",
"address_2": "ACADEMIC ER SVCS - ER DEPT",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191431900",
"telephone_number": "215-748-9435"
}
],
"practiceLocations": [
{
"address_1": "1201 Letort Springs Way",
"address_purpose": "LOCATION",
"city": "Carlisle",
"state": "PA",
"postal_code": "170158011",
"country_code": "US",
"telephone_number": "717-674-7600",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "14781 Wolfe Rd",
"address_purpose": "LOCATION",
"city": "New Freedom",
"state": "PA",
"postal_code": "173499571",
"country_code": "US",
"telephone_number": "717-326-1880",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "36 Robinhood Dr",
"address_purpose": "LOCATION",
"city": "Etters",
"state": "PA",
"postal_code": "173199528",
"country_code": "US",
"telephone_number": "717-388-7300",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MAKOPOULOS",
"first_name": "JOHN",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-06-25",
"last_updated": "2026-01-28",
"certification_date": "2026-01-28",
"status": "A"
},
"taxonomies": [
{
"code": "207P00000X",
"taxonomy_group": "",
"desc": "Emergency Medicine",
"state": "PA",
"license": "MD428747",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BS",
"identifier": "1868289",
"state": "PA"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "1016393820",
"state": "PA"
}
],
"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 Jan 28, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.