Active NPI
Mary Smith Angelides, MD
- Obstetrics & Gynecology Physician
- Saint Louis, MO
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Obstetrics & Gynecology Physician
- License
- 2025031523
- Practice address
- 615 S New Ballas Rd
Saint Louis, MO 63141-8221 - Phone
- (314) 251-7498
- Fax
- (314) 251-3921
- NPI assigned
- Apr 9, 2020
- Last updated
- Mar 5, 2026
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Obstetrics & Gynecology Physician | 207V00000X | MD486197 | PA | |
| Obstetrics & Gynecology Physician | 207V00000X | 2025031523 | MO | Primary |
Addresses
Primary practice location
615 S New Ballas Rd
Saint Louis, MO 63141-8221
Mailing address
615 S New Ballas Rd
Saint Louis, MO 63141-8221
Phone (314) 251-7498
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in PA, MO
- 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
- Obstetrics/Gynecology
- Education
- Other, 2020
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
PO Box
Chicago, IL 60677
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 2025031523 | MO | MD | Obstetrics & Gynecology Physician |
| MD486197 | PA | MD | Obstetrics & Gynecology Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Allegheny Clinic | Current | Accepting new patients | |
| Allegheny Clinic | Current | Accepting new patients | |
| Mercy Hospitals East Communities | Current | Accepting new patients | |
| Mercy Womens Services LLC | Obstetrics & Gynecology | Current | Accepting new patients |
| Allegheny Clinic | Current | Accepting new patients | |
| Mercy Hospitals East Communities | Current | Accepting new patients | |
| West Penn Allegheny Health System Inc | Past | Accepting new patients |
Locations
615 S New Ballas Rd
Saint Louis, MO 63141
Phone (314) 251-4687
615 S New Ballas Rd
Ste 1400
Saint Louis, MO 63141
Phone (314) 251-7955
621 S New Ballas Rd
Ste 2007B
Saint Louis, MO 63141
Phone (314) 951-5000
62 Greenbriar Dr
Ste 1
Leechburg, PA 15656
Phone (724) 845-7765
320 E North Ave
Pittsburgh, PA 15212
Phone (412) 359-3131
4 Allegheny Ctr
Fl 7
Pittsburgh, PA 15212
4815 Liberty Ave
Ste GR25
Pittsburgh, PA 15224
Phone (855) 281-4463
Organizations & group practices 7
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.
-
dba Mercy Hospital St Louis
- General Acute Care Hospital
- Saint Louis, MO
- NPI 1427098169
-
- Obstetrics & Gynecology Physician
- Saint Louis, MO
- NPI 1629327788
-
dba AHN-Primary Care Bethel Park
- Family Medicine Physician
- Bethel Park, PA
- NPI 1073081493
-
dba Mercy St. Louis Transport Ambulance
- Land Ambulance
- Saint Louis, MO
- NPI 1881329902
-
dba AHN Primary Care Mobile Clinic
- Primary Care Clinic/Center
- Pittsburgh, PA
- NPI 1215752548
-
dba AHN Primary Care Natrona Heights
- Internal Medicine Physician
- Natrona Heights, PA
- NPI 1871929927
-
dba The Western Pennsylvania Hospital
- General Acute Care Hospital
- Pittsburgh, PA
- NPI 1194744805
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1586390400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1772668800000",
"number": "1841819976",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "615 S NEW BALLAS RD",
"city": "SAINT LOUIS",
"state": "MO",
"postal_code": "631418221",
"telephone_number": "314-251-7498",
"fax_number": "314-251-3921"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "615 S NEW BALLAS RD",
"city": "SAINT LOUIS",
"state": "MO",
"postal_code": "631418221",
"telephone_number": "314-251-7498",
"fax_number": "314-251-3921"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ANGELIDES",
"first_name": "MARY",
"middle_name": "SMITH",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2020-04-09",
"last_updated": "2026-03-05",
"certification_date": "2026-03-05",
"status": "A"
},
"taxonomies": [
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "PA",
"license": "MD486197",
"primary": false
},
{
"code": "207V00000X",
"taxonomy_group": "",
"desc": "Obstetrics & Gynecology",
"state": "MO",
"license": "2025031523",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Saint Louis, MO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 5, 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.