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MRS. CARIN LEE MERRILL LCSW
NPI 1225479348
Social Worker - Clinical in Portland, ME

Active since July 17, 2013PECOS Enrolled
470 FROEST AVE, SUITE 300, PORTLAND, ME 04101(207) 725-1858 Get Directions Write a Review

NPPES record last updated: October 31, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mrs. Carin Lee Merrill Lcsw NPPES

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

MRS. CARIN LEE MERRILL LCSW (NPI 1225479348) is an individual clinical provider in Portland, Maine, licensed in Maine (MC14230) and active in the NPI registry since July 2013. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1225479348
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. CARIN LEE MERRILLCredential: LCSW
Location Address470 FROEST AVE, SUITE 300Portland, ME 04101
Mailing Address20 Coombs RdTopsham, ME 04086-5788 · (207) 725-1858
Phone(207) 725-1858
Sole ProprietorNo
Enumeration DateJuly 17, 2013
Last NPPES UpdateOctober 31, 2022
NPPES CertifiedSeptember 23, 2022
✔ NPI 1225479348 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in ME · MC14230
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.
470 FROEST AVE, Portland, ME 04101
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Harvard Pilgrim Health Care.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Carin Lee Merrill Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignments

2

Medicare enrollment records show Carin Merrill reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sweetser
13 mi
Mental Health (Including Community Mental Health Center)
50 MOODY STREET
Saco, ME 04072
  • Reassigned Medicare billing, Maine enrollment
  • 200 clinicians in this Medicare group
NPI 1538122445 (800) 434-3000
Health Affiliates Maine, LLC
28 mi
Community/Behavioral Health
306 RODMAN RD
Auburn, ME 04210
  • Reassigned Medicare billing, Maine enrollment
  • 269 clinicians in this Medicare group
NPI 1932413556 (207) 333-3278

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04101 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 Carin Merrill's NPI number?

The NPI number for Carin Merrill is 1225479348. It was assigned to this individual provider in the NPPES registry on July 17, 2013.

Where is Carin Merrill located?

Carin Merrill practices at 470 Froest Ave Suite 300, Portland, ME 04101. The listed phone number is (207) 725-1858.

What is Carin Merrill's specialty?

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

Is Carin Merrill enrolled in Medicare?

Yes. Carin Merrill is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Carin Merrill's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Carin Merrill reassigns Medicare benefits to 2 organizations: Sweetser (Saco, ME) and Health Affiliates Maine, LLC (Auburn, ME). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Carin Merrill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Carin Merrill accept?

Health plans from Harvard Pilgrim Health Care list Carin Merrill 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.

When was this NPI record last updated?

The NPPES record for Carin Merrill was last updated on October 31, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.