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COLM J BRENNAN LCSW
NPI 1710509906
Social Worker - Clinical in South Portland, ME

Active since May 11, 2020PECOS EnrolledAccepts Medicare Assignment
50 MARKET STREET, SUITE 1A, PMB 393, SOUTH PORTLAND, ME 04106(207) 352-3248 Get Directions Write a Review

NPPES record last updated: November 3, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Nov 3, 2025, Aug 25, 2022, May 11, 2020 (3 updates tracked since 2020).

About Colm J Brennan Lcsw NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

COLM J BRENNAN LCSW (NPI 1710509906) is an individual clinical provider in South Portland, Maine, licensed in Maine (LC19205) and active in the NPI registry since May 2020. He is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and is a graduate of Other (2017).

NPPES Registry Identity

NPI1710509906
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameCOLM J BRENNANCredential: LCSW
Location Address50 MARKET STREET, SUITE 1A, PMB 393South Portland, ME 04106
Mailing Address50 Market St Ste 1aSouth Portland, ME 04106-3646 · (207) 352-3248
Phone(207) 352-3248
Sole ProprietorYes
Medical School CMSOtherGraduated 2017
Enumeration DateMay 11, 2020
Last NPPES UpdateNovember 3, 20253 updates tracked since enumeration
NPPES CertifiedNovember 3, 2025
✔ NPI 1710509906 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Licenses✔ Licensed in ME · LC19205✔ Licensed in PA · CW021277
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
50 MARKET STREET, SUITE 1A, South Portland, ME 04106
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Other Names 1

Former Name (1)Colm Daly Lcsw

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Colm J Brennan Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4880049725
PECOS Enrollment IDI20231012000096, I20251114000098
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Maine Medical Center

Acute Care Hospitals · Portland, ME
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200009
Location22 Bramhall StPortland, ME 04102 · Cumberland County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04106 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $56.28 – $169.96
Typical copayment $0.00 (range $14.07 – $42.49)
Most-billed visit code NA
Established Patient
$70.13 typical visit price
range $18.22 – $138.92
Typical copayment $17.53 (range $4.55 – $34.73)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Colm Brennan's NPI number?

The NPI number for Colm Brennan is 1710509906. It was assigned to this individual provider in the NPPES registry on May 11, 2020. The provider is also known as Colm Daly Lcsw.

Where is Colm Brennan located?

Colm Brennan practices at 50 Market Street, Suite 1A Pmb 393, South Portland, ME 04106. The listed phone number is (207) 352-3248.

What is Colm Brennan's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Colm Brennan enrolled in Medicare?

Yes. Colm Brennan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Colm Brennan accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Colm Brennan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Colm Brennan affiliated with any hospitals?

According to CMS data, Colm Brennan is affiliated with Maine Medical Center.

When was this NPI record last updated?

The NPPES record for Colm Brennan was last updated on November 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.