Active NPI
Mallory A Olitsky, CDCA, QMHS
- Addiction (Substance Use Disorder) Counselor
- Youngstown, OH
National Provider Identifier
1063246742
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Addiction (Substance Use Disorder) Counselor
- License
- CDCA.192903
- Practice address
- 550 W Chalmers Ave
Youngstown, OH 44511-1576 - Phone
- (330) 797-0070
- NPI assigned
- Aug 27, 2024
- 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 |
|---|---|---|---|---|
| Community Health Worker | 172V00000X | QMHS | OH | |
| Addiction (Substance Use Disorder) Counselor | 101YA0400X | CDCA.192903 | OH | Primary |
Addresses
Primary practice location
550 W Chalmers Ave
Youngstown, OH 44511-1576
Mailing address
527 N Meridian Rd
Youngstown, OH 44509-1227
Phone (330) 797-0070
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
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| CDCA.192903 | OH | MD | Addiction (Substance Use Disorder) Counselor |
| QMHS | OH | MD | Mental Health Counselor |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1724716800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1750896000000",
"number": "1063246742",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "527 N MERIDIAN RD",
"city": "YOUNGSTOWN",
"state": "OH",
"postal_code": "445091227",
"telephone_number": "330-797-0070",
"fax_number": "330-797-9146"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "550 W CHALMERS AVE",
"city": "YOUNGSTOWN",
"state": "OH",
"postal_code": "445111576",
"telephone_number": "330-797-0070"
}
],
"practiceLocations": [],
"basic": {
"last_name": "OLITSKY",
"first_name": "MALLORY",
"middle_name": "A",
"credential": "CDCA, QMHS",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2024-08-27",
"last_updated": "2025-06-26",
"certification_date": "2025-06-26",
"status": "A"
},
"taxonomies": [
{
"code": "172V00000X",
"taxonomy_group": "",
"desc": "Community Health Worker",
"state": "OH",
"license": "QMHS",
"primary": false
},
{
"code": "101YA0400X",
"taxonomy_group": "",
"desc": "Counselor, Addiction (Substance Use Disorder)",
"state": "OH",
"license": "CDCA.192903",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Youngstown, OH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 26, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.