Delinda Mercer, PSYD

Primary specialty

Clinical PsychologistTaxonomy code 103TC0700X

License

PS1586 Issued in ME

Practice address

53 Baxter Blvd Ste 3
Portland, ME 04101-1827

Phone

(207) 774-8700

Fax

(207) 253-1523

NPI assigned

Sep 28, 2006

Last updated

Nov 21, 2025By the provider in NPPES

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in ME

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

Clinical Psychologist

Education

Other, 1996

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

The Counseling Center of Nashua IncGroup PAC ID 3274523758, 250 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Philosophy

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• The Counseling Center of Nashua Inc

  dba LifeStance Health

  • Clinical Psychologist
  • Nashua, NH
  • NPI 1144275389

  ME

  Medicare reassignment Care Compare group NPD

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

{
    "created_epoch": "1159401600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763683200000",
    "number": "1437241445",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "53 BAXTER BLVD STE 3",
            "city": "PORTLAND",
            "state": "ME",
            "postal_code": "041011827",
            "telephone_number": "207-774-8700",
            "fax_number": "207-253-1523"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "53 BAXTER BLVD STE 3",
            "city": "PORTLAND",
            "state": "ME",
            "postal_code": "041011827",
            "telephone_number": "207-774-8700",
            "fax_number": "207-253-1523"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MERCER",
        "first_name": "DELINDA",
        "credential": "PSYD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-09-28",
        "last_updated": "2025-11-21",
        "certification_date": "2025-11-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "NE",
            "license": "586",
            "primary": false
        },
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "ME",
            "license": "PS1586",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RR MEDICARE",
            "identifier": "P00038919",
            "state": null
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Rachelle Nichole Mendola, DO
• Erin Jeanne Mengedoht, CRNA
• Carolyn Virginia Menges, DPT
• Alexander John Ment
• Mental Health Associates of Maine LLC
• Erik Mercer, L.C.S.W.
• Margaret S Mercer, LCSW
• Ashley Mercier, OTR/L
• Christopher Frank Mercier, PA-C
• Kathleen A Mercier, ANP

• Clinical Psychologist in Portland, ME
• Providers in Portland, ME by specialty
• Clinical Psychologist in Maine

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 21, 2025; 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.