Active NPI
Genesis Treatment Services
- Methadone Clinic
- Westminster, MD
National Provider Identifier
1427299510
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Methadone Clinic
- License
- 102262
- Legal business name
- GENESIS TREATMENT SERVICES
- Practice address
- 1106 Business Parkway South
Suite B
Westminster, MD 21157 - Phone
- (410) 751-7771
- Fax
- (410) 751-7736
- NPI assigned
- Mar 19, 2009
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Mr. Joel Prell
- Title
- President
- Phone
- (410) 751-7771
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Methadone Clinic | 261QM2800X | 102262 | MD | Primary |
| Substance Use Disorder Rehabilitation Clinic/Center | 261QR0405X |
Addresses
Primary practice location
1106 Business Parkway South
Suite B
Westminster, MD 21157
Mailing address
PO Box 194
Hampstead, MD 21074-0194
Phone (410) 751-7771
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 414973400 | Medicaid | MD |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MD
- Opioid treatment program
- Medicare-enrolled since May 13, 2020
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| O20200925000118 | MD | Part B Supplier - Opioid Treatment Program (Otp) | 6901950443 |
1 other NPI on this enrollment Practice locations: Frederick, MD; Westminster, MD |
Other NPIs on the same Medicare enrollment 1
NPIs listed together on one Medicare enrollment, typically parts of the same organization.
National Provider Directory
National Provider DirectoryNPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1237420800000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1769990400000",
"number": "1427299510",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 194",
"city": "HAMPSTEAD",
"state": "MD",
"postal_code": "210740194",
"telephone_number": "410-751-7771",
"fax_number": "410-751-7736"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1106 BUSINESS PARKWAY SOUTH",
"address_2": "SUITE B",
"city": "WESTMINSTER",
"state": "MD",
"postal_code": "21157",
"telephone_number": "410-751-7771",
"fax_number": "410-751-7736"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "GENESIS TREATMENT SERVICES",
"organizational_subpart": "NO",
"enumeration_date": "2009-03-19",
"last_updated": "2026-02-02",
"certification_date": "2026-02-02",
"status": "A",
"authorized_official_last_name": "PRELL",
"authorized_official_first_name": "JOEL",
"authorized_official_title_or_position": "PRESIDENT",
"authorized_official_telephone_number": "410-751-7771",
"authorized_official_name_prefix": "Mr."
},
"taxonomies": [
{
"code": "261QM2800X",
"taxonomy_group": "",
"desc": "Clinic/Center, Methadone",
"state": "MD",
"license": "102262",
"primary": true
},
{
"code": "261QR0405X",
"taxonomy_group": "",
"desc": "Clinic/Center, Rehabilitation, Substance Use Disorder",
"state": null,
"license": null,
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "414973400",
"state": "MD"
}
],
"endpoints": [],
"other_names": []
}Other providers in Westminster, MD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 2, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.