Joel Guarna, PHD

Primary specialty

Cognitive & Behavioral PsychologistTaxonomy code 103TB0200X

License

PS1159 Issued in ME

Practice address

25 Middle St
Portland, ME 04101-4212

Phone

(207) 272-8500

Fax

(207) 773-7386

NPI assigned

May 3, 2006

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 3

Addresses

Other identifiers 2

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

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 and National Provider Directory roles.

• Maine Medical Partners

  • Endocrinology, Diabetes & Metabolism Physician
  • Scarborough, ME
  • NPI 1447354899
  Medicare reassignment NPD
• Maine Medical Partners

  • Family Medicine Physician
  • Scarborough, ME
  • NPI 1467477349
  Medicare reassignment NPD
• Mainehealth

  • Family Medicine Physician
  • Portland, ME
  • NPI 1639194509
  Medicare reassignment NPD
• Maine Medical Partners

  • Surgery Physician
  • Scarborough, ME
  • NPI 1346687167
  NPD

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

{
    "created_epoch": "1146614400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1376501833",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "25 MIDDLE ST",
            "city": "PORTLAND",
            "state": "ME",
            "postal_code": "041014212",
            "telephone_number": "207-272-8500",
            "fax_number": "207-773-7386"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "25 MIDDLE ST",
            "city": "PORTLAND",
            "state": "ME",
            "postal_code": "041014212",
            "telephone_number": "207-272-8500",
            "fax_number": "207-773-7386"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUARNA",
        "first_name": "JOEL",
        "name_prefix": "Dr.",
        "credential": "PHD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-05-03",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TC0700X",
            "taxonomy_group": "",
            "desc": "Psychologist, Clinical",
            "state": "ME",
            "license": "PS1159",
            "primary": false
        },
        {
            "code": "103TA0400X",
            "taxonomy_group": "",
            "desc": "Psychologist, Addiction (Substance Use Disorder)",
            "state": "ME",
            "license": "PS1159",
            "primary": false
        },
        {
            "code": "103TB0200X",
            "taxonomy_group": "",
            "desc": "Psychologist, Cognitive & Behavioral",
            "state": "ME",
            "license": "PS1159",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TRICARE",
            "identifier": "302912",
            "state": "NH"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ANTHEM BLUE CROSS BLUE SH",
            "identifier": "187815",
            "state": "ME"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Peter E Guay, D.O
• Natalia Gudcova, MD
• Nicole M Guerard, CRNA
• Jessica Guerette

• Cognitive & Behavioral Psychologist in Portland, ME
• Providers in Portland, ME by specialty
• Cognitive & Behavioral Psychologist in Maine

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.