Katherine Frances Merrill, LCMHC

Primary specialty

Mental Health CounselorTaxonomy code 101YM0800X

License

388 Issued in NH

Practice address

7 Prospect St
Nashua, NH 03060-3921

Phone

(603) 889-6147

NPI assigned

Sep 8, 2005

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NH

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Mental Health Counselor

Education

Other, 1977

Medicare assignment

May accept Medicare assignment

Telehealth

Offers telehealth services

Group practices

Spidaliere Psychological Associates, LLCGroup PAC ID 8729502935, 8 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

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.

• Spidaliere Psychological Associates, LLC

  • Mental Health Counselor
  • Nashua, NH
  • NPI 1417203324
  Medicare reassignment Care Compare group NPD
• Merrimack Valley Counseling Association

  • Psychologist
  • Nashua, NH
  • NPI 1508905472

  Mental Health

  Medicare reassignment NPD

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

{
    "created_epoch": "1126137600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1194719880",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4 SCARBOROUGH DR",
            "city": "NASHUA",
            "state": "NH",
            "postal_code": "030633463",
            "telephone_number": "603-889-6147"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7 PROSPECT ST",
            "city": "NASHUA",
            "state": "NH",
            "postal_code": "030603921",
            "telephone_number": "603-889-6147"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MERRILL",
        "first_name": "KATHERINE",
        "middle_name": "FRANCES",
        "name_prefix": "Mrs.",
        "credential": "LCMHC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2005-09-08",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "NH",
            "license": "388",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Melissa Mercer, MS, CCC-SLP
• Louise B Mermer, APRN
• Merrill Senior Services, LLC
• Barbara A Merrill, LCMHC
• Dawn Merrill, MA, EDM, LCMHC
• Merrimack Perio & Implants PLLC
• Merrimack Valley Counseling Association
• Merrimack Valley Dental Care
• Thomas Merritt
• Robert Allen Meshna, LADC

• Mental Health Counselor in Nashua, NH
• Providers in Nashua, NH by specialty
• Mental Health Counselor in New Hampshire

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.

Verify at the official NPI Registry.