NPIMap

Individual provider Active NPI

Colm J Brennan, LCSW

  • Clinical Social Worker
  • South Portland, ME
National Provider Identifier
1710509906
Registry record updated Nov 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
LC19205 Issued in ME
Practice address
50 Market Street, Suite 1a
PMB 393
South Portland, ME 04106
Phone
(207) 352-3248
NPI assigned
May 11, 2020
Last updated
Nov 3, 2025By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Nov 3, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X CW021277 PA
Clinical Social Worker 1041C0700X LC19205 ME Primary

Addresses

Primary practice location

50 Market Street, Suite 1a
PMB 393
South Portland, ME 04106

Mailing address

50 Market St Ste 1a
South Portland, ME 04106-3646
Phone (207) 352-3248

Other practice location 1

8200 Flourtown Ave Ste 8
Wyndmoor, PA 19038-7969

Other practice location 2

41 Donald B Dean Dr Ste A
South Portland, ME 04106-3252
Phone (207) 661-6064

Other names 1

  • Colm Daly Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA, ME2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20231012000096 PA Practitioner - Clinical Social Worker 4880049725 Reassigns benefits to 1 organization
I20251114000098 ME Practitioner - Clinical Social Worker 4880049725 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
MainehealthGroup PAC ID 7517860588, 2,616 clinicians
GKSW Crystal Group AssociatesGroup PAC ID 7810898152, 14 clinicians

Practice addresses (Care Compare)

22 Bramhall St
Portland, ME 04102-3134
Phone (207) 885-9905

41 Donald B Dean Dr
South Portland, ME 04106-3252

8200 Flourtown Ave
Wyndmoor, PA 19038-7969
Phone (215) 233-3994

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
LC19205MEMDClinical Social Worker

Practice roles

OrganizationSpecialtyStatusNew patients
Mainehealth CurrentSince Dec 1, 2025 Accepting new patients
GKSW Crystal Group Associates Clinical CurrentSince Sep 15, 2023 Accepting new patients
Mainehealth CurrentSince Dec 1, 2025 Accepting new patients
Mainehealth Current Accepting new patients

Locations

22 Bramhall St
Portland, ME 04102
Phone (207) 662-2179

41 Donald B Dean Dr
#A
South Portland, ME 04106
Phone (207) 661-6064

8200 Flourtown Ave
Ste 8
Wyndmoor, PA 19038
Phone (215) 233-3994

Organizations & group practices 4

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.

Hospital & facility affiliations 36

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

View all 36

NPI Registry JSON

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

{
    "created_epoch": "1589155200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762128000000",
    "number": "1710509906",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "50 MARKET ST STE 1A",
            "city": "SOUTH PORTLAND",
            "state": "ME",
            "postal_code": "041063646",
            "telephone_number": "207-352-3248"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "50 MARKET STREET, SUITE 1A",
            "address_2": "PMB 393",
            "city": "SOUTH PORTLAND",
            "state": "ME",
            "postal_code": "04106",
            "telephone_number": "207-352-3248"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "8200 Flourtown Ave Ste 8",
            "address_purpose": "LOCATION",
            "city": "Wyndmoor",
            "state": "PA",
            "postal_code": "190387969",
            "country_code": "US",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "41 Donald B Dean Dr Ste A",
            "address_purpose": "LOCATION",
            "city": "South Portland",
            "state": "ME",
            "postal_code": "041063252",
            "country_code": "US",
            "telephone_number": "207-661-6064",
            "fax_number": "207-253-6073",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BRENNAN",
        "first_name": "COLM",
        "middle_name": "J",
        "credential": "LCSW",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2020-05-11",
        "last_updated": "2025-11-03",
        "certification_date": "2025-11-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "PA",
            "license": "CW021277",
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "ME",
            "license": "LC19205",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "COLM",
            "last_name": "DALY",
            "credential": "LCSW",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in South Portland, ME

Sources for this page

Verify at the official NPI Registry.