Individual provider Active NPI

Anna Hamilton, PHD

  • Psychologist
  • Brookline, MA
National Provider Identifier
1144887159
Registry record updated Jan 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
PsychologistTaxonomy code 103T00000X
Practice address
41 Garrison Rd
Brookline, MA 02445-4445
Phone
(617) 277-8107
NPI assigned
May 24, 2019
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 14, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Counseling Psychologist 103TC1900X
Psychologist 103T00000X Primary

Addresses

Primary practice location

41 Garrison Rd
Brookline, MA 02445-4445

Mailing address

41 Garrison Rd
Brookline, MA 02445-4445

Other practice location 1

1821 S Stoughton Rd
Madison, WI 53716-2257
Phone (608) 260-6000

Other identifiers 1

IdentifierTypeStateIssuer
1144887159MedicaidWI

Electronic endpoints 2

TypeEndpointUseAffiliation
FHIR URL https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/ Other Dean Health Systems, Inc
Direct Messaging Address ahamilton566220@direct-ehr-ssmhc.com Direct Dean Health Systems, Inc

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
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

Enrollment IDStateProvider typePAC IDDetails
I20260122001452 WI Practitioner - Clinical Psychologist 0941787832 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Psychologist
Education
Other, 2024
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

1808 W Beltline Hwy
Madison, WI 53713-2334

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Philosophy

Practice roles

OrganizationSpecialtyStatusNew patients
Dean Health Systems, Inc. CurrentSince Jan 12, 2026 Accepting new patients
Dean Health Systems, Inc CurrentSince Jan 12, 2026 Accepting new patients

Locations

1821 S Stoughton Rd
Madison, WI 53716
Phone (608) 260-6000

515 22nd Ave
Monroe, WI 53566
Phone (608) 324-1000

Interoperability endpoints

  • Direct secure messaging: ahamilton566220@direct-ehr-ssmhc.com

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.

NPI Registry JSON

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

{
    "created_epoch": "1558656000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768348800000",
    "number": "1144887159",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "41 GARRISON RD",
            "city": "BROOKLINE",
            "state": "MA",
            "postal_code": "024454445"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "41 GARRISON RD",
            "city": "BROOKLINE",
            "state": "MA",
            "postal_code": "024454445",
            "telephone_number": "617-277-8107"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1821 S Stoughton Rd",
            "address_purpose": "LOCATION",
            "city": "Madison",
            "state": "WI",
            "postal_code": "537162257",
            "country_code": "US",
            "telephone_number": "608-260-6000",
            "fax_number": "608-260-6376",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HAMILTON",
        "first_name": "ANNA",
        "credential": "PHD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-05-24",
        "last_updated": "2026-01-14",
        "certification_date": "2026-01-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "103TC1900X",
            "taxonomy_group": "",
            "desc": "Psychologist, Counseling",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "103T00000X",
            "taxonomy_group": "",
            "desc": "Psychologist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1144887159",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/",
            "affiliation": "Y",
            "affiliationName": "Dean Health Systems, Inc",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "FHIR API",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCD",
            "address_1": "1821 S Stoughton Rd",
            "city": "Madison",
            "state": "WI",
            "country_code": "US",
            "postal_code": "537162257",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ahamilton566220@direct-ehr-ssmhc.com",
            "affiliation": "Y",
            "affiliationName": "Dean Health Systems, Inc",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1821 S Stoughton Rd",
            "city": "Madison",
            "state": "WI",
            "country_code": "US",
            "postal_code": "537162257",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Brookline, MA

Sources for this page

Verify at the official NPI Registry.