Active NPI
Merlyn Palacios, F.N.P.
- Family Nurse Practitioner
- McAllen, TX
National Provider Identifier
1629419221
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Family Nurse Practitioner
- License
- 684430
- Practice address
- 3000B N McColl Rd Ste 13
McAllen, TX 78501-5514 - Phone
- (956) 537-7875
- Fax
- (956) 322-3892
- NPI assigned
- Jul 11, 2013
- 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 |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | AP123933 | TX | |
| Family Nurse Practitioner | 363LF0000X | 684430 | TX | Primary |
Addresses
Primary practice location
3000B N McColl Rd Ste 13
McAllen, TX 78501-5514
Mailing address
1212 N Glasscock Rd
Mission, TX 78572-4518
Phone (956) 537-7875
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)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 684430 | TX | MD | Family Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Corazon Hospice, LLC | Current | Accepting new patients | |
| Mycare Medical of Texas, PLLC | Current | Accepting new patients |
Locations
3000 N McColl Rd
Ste 13
McAllen, TX 78501
Phone (956) 322-3595
2121 E Griffin Pkwy
Ste 10
Mission, TX 78572
Phone (956) 583-7393
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.
-
- Community Based Hospice Care Agency
- McAllen, TX
- NPI 1447648373
-
- Internal Medicine Physician
- La Feria, TX
- NPI 1689314189
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1373500800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1761609600000",
"number": "1629419221",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1212 N GLASSCOCK RD",
"city": "MISSION",
"state": "TX",
"postal_code": "785724518",
"telephone_number": "956-537-7875"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3000B N MCCOLL RD STE 13",
"city": "MCALLEN",
"state": "TX",
"postal_code": "785015514",
"telephone_number": "956-537-7875",
"fax_number": "956-322-3892"
}
],
"practiceLocations": [],
"basic": {
"last_name": "PALACIOS",
"first_name": "MERLYN",
"name_prefix": "Miss",
"credential": "F.N.P.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2013-07-11",
"last_updated": "2025-10-28",
"certification_date": "2025-10-28",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "TX",
"license": "AP123933",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "TX",
"license": "684430",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in McAllen, TX
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 28, 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.