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CATHERINE MULLEN LCSW
NPI 1841460318
Social Worker - Clinical in South Portland, ME

Active since March 11, 2008PECOS Enrolled
100 FODEN RD STE 100, SOUTH PORTLAND, ME 04106(207) 874-1489 Get Directions Write a Review

NPPES record last updated: March 4, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 4, 2026, Nov 5, 2025 (2 updates tracked since 2025).

About Catherine Mullen Lcsw NPPES

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

CATHERINE MULLEN LCSW (NPI 1841460318) is an individual clinical provider in South Portland, Maine, licensed in Maine (LC12276) and active in the NPI registry since March 2008. She is enrolled in Medicare PECOS and maintains a secondary practice location in Old Orchard Beach.

NPPES Registry Identity

NPI1841460318
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameCATHERINE MULLENCredential: LCSW
Location Address100 FODEN RD STE 100South Portland, ME 04106-2327
Mailing Address100 Gannett Dr Ste CSouth Portland, ME 04106-5900 · (207) 347-2947
Phone(207) 874-1489
Sole ProprietorNo
Enumeration DateMarch 11, 2008
Last NPPES UpdateMarch 4, 20262 updates tracked since enumeration
NPPES CertifiedMarch 4, 2026
✔ NPI 1841460318 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in ME · LC12276
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.
Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License MC11250 (ME)
100 FODEN RD STE 100, South Portland, ME 04106
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Secondary Practice Location 1

Location 131 Old Salt RdOld Orchard Beach, ME 04064-1208 · Phone (207) 756-3819

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)

Catherine Mullen 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 Reassignment

Medicare enrollment records show Catherine Mullen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Intermed, PA
1.4 mi
Internal Medicine
100 GANNETT DR, SUITE C
South Portland, ME 04106
  • Reassigned Medicare billing, Maine enrollment
  • 200 clinicians in this Medicare group
NPI 1467422733 (207) 828-0361

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 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.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DONALD KENT LCSW, CCS
Social Worker (Clinical)
100 FODEN RD STE 100
SOUTH PORTLAND, ME 04106
Cumberland County (207) 874-1486
OLIVIA WALSH LSW
Social Worker
100 FODEN RD STE 100
SOUTH PORTLAND, ME 04106
Cumberland County (207) 874-1486
DR. BRANDON CHIU M.D.
Otolaryngology
100 FODEN RD STE 100
SOUTH PORTLAND, ME 04106
Cumberland County (207) 347-2910
ANDRES ABREU MD
Psychiatry & Neurology (Psychiatry)
100 FODEN RD STE 100
SOUTH PORTLAND, ME 04106
Cumberland County (207) 523-3700

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 Catherine Mullen's NPI number?

The NPI number for Catherine Mullen is 1841460318. It was assigned to this individual provider in the NPPES registry on March 11, 2008.

Where is Catherine Mullen located?

Catherine Mullen practices at 100 Foden Rd Ste 100, South Portland, ME 04106. The listed phone number is (207) 874-1489.

What is Catherine Mullen's specialty?

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

Is Catherine Mullen enrolled in Medicare?

Yes. Catherine Mullen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Catherine Mullen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Mullen reassigns Medicare benefits to Intermed, PA (South Portland, ME). The 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 Catherine Mullen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Catherine Mullen accept?

Health plans from Harvard Pilgrim Health Care list Catherine Mullen 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 Catherine Mullen was last updated on March 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.