Crystal Alicia Mercer, M.A., LPC, LMFT

Primary specialty

Marriage & Family TherapistTaxonomy code 106H00000X

License

201243 Issued in TX

Practice address

229 S Hampton Rd Unit 2743
Desoto, TX 75123-0710

Phone

(214) 851-9510

Fax

(214) 851-9511

NPI assigned

Aug 11, 2010

Sex

Female

Sole proprietor

Yes

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Addresses

Other names 1

• Crystal Alicia Poulton Former name

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Master of Arts

State licenses

Practice roles

Locations

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.

• Crystal Mercer Therapy, PLLC

  • Marriage & Family Therapist
  • Desoto, TX
  • NPI 1710824917

  Professional

  NPD Authorized official

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1281484800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769472000000",
    "number": "1801101167",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "229 S HAMPTON RD UNIT 2743",
            "city": "DESOTO",
            "state": "TX",
            "postal_code": "751230710",
            "telephone_number": "214-851-9510",
            "fax_number": "214-851-9511"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "229 S HAMPTON RD UNIT 2743",
            "city": "DESOTO",
            "state": "TX",
            "postal_code": "751230710",
            "telephone_number": "214-851-9510",
            "fax_number": "214-851-9511"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MERCER",
        "first_name": "CRYSTAL",
        "middle_name": "ALICIA",
        "name_prefix": "Mrs.",
        "credential": "M.A., LPC, LMFT",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2010-08-11",
        "last_updated": "2026-01-27",
        "certification_date": "2026-01-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "106H00000X",
            "taxonomy_group": "",
            "desc": "Marriage & Family Therapist",
            "state": "TX",
            "license": "201243",
            "primary": true
        },
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "TX",
            "license": "63743",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "CRYSTAL",
            "last_name": "POULTON",
            "middle_name": "ALICIA",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• David Meeks, APRN, FNP-C
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• Meridian Pharmacy Group NW Highway Inc
• Methodist Transitional Care Center-Desoto LLC
• Methodist-Cdi

• All providers in Desoto, TX
• Marriage & Family Therapist in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 27, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.