Active NPI
Anastasia Gazgalis, MD
- Orthopaedic Surgery Physician
- Philadelphia, PA
National Provider Identifier
1508447400
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Orthopaedic Surgery Physician
- License
- MD493049
- Practice address
- 833 Chestnut St Ste 1220
Philadelphia, PA 19107-4413 - Phone
- (800) 321-9999
- Fax
- (267) 479-1321
- NPI assigned
- Apr 21, 2021
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Orthopaedic Surgery Physician | 207X00000X | MD493049 | PA | Primary |
| Student in an Organized Health Care Education/Training Program | 390200000X | |||
| Orthopaedic Surgery Physician | 207X00000X | 25MA13000800 | NJ |
Addresses
Primary practice location
833 Chestnut St Ste 1220
Philadelphia, PA 19107-4413
Mailing address
833 Chestnut St Ste 520
Philadelphia, PA 19107-4430
Phone (800) 321-9999
Other practice location 1
999 Route 73 N Ste 401
Marlton, NJ 08053-1227
Phone (800) 321-9999
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in PA, NJ
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Orthopedic Surgery
- Education
- Columbia University College of Physicians and Surgeons, 2021
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
833 Chestnut St
Philadelphia, PA 19107-4499
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
Organizations & group practices 2
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Orthopaedic Surgery Physician
- Philadelphia, PA
- NPI 1861433278
-
- Orthopaedic Surgery Physician
- Marlton, NJ
- NPI 1215978630
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1618963200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1785456000000",
"number": "1508447400",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "833 CHESTNUT ST STE 520",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191074430",
"telephone_number": "800-321-9999",
"fax_number": "267-479-1321"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "833 CHESTNUT ST STE 1220",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191074413",
"telephone_number": "800-321-9999",
"fax_number": "267-479-1321"
}
],
"practiceLocations": [
{
"address_1": "999 Route 73 N Ste 401",
"address_purpose": "LOCATION",
"city": "Marlton",
"state": "NJ",
"postal_code": "080531227",
"country_code": "US",
"telephone_number": "800-321-9999",
"fax_number": "267-479-1321",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "GAZGALIS",
"first_name": "ANASTASIA",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2021-04-21",
"last_updated": "2026-07-31",
"certification_date": "2026-07-31",
"status": "A"
},
"taxonomies": [
{
"code": "207X00000X",
"taxonomy_group": "",
"desc": "Orthopaedic Surgery",
"state": "PA",
"license": "MD493049",
"primary": true
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
},
{
"code": "207X00000X",
"taxonomy_group": "",
"desc": "Orthopaedic Surgery",
"state": "NJ",
"license": "25MA13000800",
"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 Jul 31, 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.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.