Active NPI
Matthew Keoni Twomey, N.P.
- Psychiatric/Mental Health Nurse Practitioner
- El Paso, TX
National Provider Identifier
1104133750
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Psychiatric/Mental Health Nurse Practitioner
- License
- 406442
- Practice address
- 625 Moondale Dr
El Paso, TX 79912-4237 - Phone
- (434) 260-1582
- Fax
- (401) 561-2577
- NPI assigned
- Sep 2, 2010
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | 406442 | NY | Primary |
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | 2264827 | MA |
Addresses
Primary practice location
625 Moondale Dr
El Paso, TX 79912-4237
Mailing address
625 Moondale Dr
El Paso, TX 79912-4237
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2011
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
PO Box
New York, NY 10087
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 2264827 | MA | MD | Psychiatric/Mental Health Nurse Practitioner |
| 406442 | NY | MD | Psychiatric/Mental Health Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Taos Health Systems, Inc., Holy Cross Hospital | Past | Accepting new patients | |
| Lynn Community Health, Inc. | Past | Accepting new patients |
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.
-
- Health Service Clinic/Center
- Lynn, MA
- NPI 1912215120
-
- Critical Access Hospital
- Taos, NM
- NPI 1902338049
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1283385600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1774483200000",
"number": "1104133750",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "625 MOONDALE DR",
"city": "EL PASO",
"state": "TX",
"postal_code": "799124237",
"fax_number": "401-561-2577"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "625 MOONDALE DR",
"city": "EL PASO",
"state": "TX",
"postal_code": "799124237",
"telephone_number": "434-260-1582",
"fax_number": "401-561-2577"
}
],
"practiceLocations": [],
"basic": {
"last_name": "TWOMEY",
"first_name": "MATTHEW",
"middle_name": "KEONI",
"credential": "N.P.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2010-09-02",
"last_updated": "2026-03-26",
"certification_date": "2026-03-26",
"status": "A"
},
"taxonomies": [
{
"code": "363LP0808X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "NY",
"license": "406442",
"primary": true
},
{
"code": "363LP0808X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "MA",
"license": "2264827",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in El Paso, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 26, 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.