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HEATHER MARIE DIYENNO LCSW
NPI 1780369702
Social Worker - Clinical in Portland, ME

Active since June 19, 2023Opted out of Medicare · through Oct 11, 2026
53 BAXTER BLVD, PORTLAND, ME 04101(603) 883-0005(603) 883-0007 Get Directions Write a Review

NPPES record last updated: June 19, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Heather Marie Diyenno Lcsw NPPES

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

HEATHER MARIE DIYENNO LCSW (NPI 1780369702) is an individual clinical provider in Portland, Maine, licensed in Maine (LC8013) and active in the NPI registry since June 2023. She has opted out of Medicare through October 11, 2026.

NPPES Registry Identity

NPI1780369702
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameHEATHER MARIE DIYENNOCredential: LCSW
Location Address53 BAXTER BLVDPortland, ME 04101-1827
Mailing Address40 Kenilworth StPortland, ME 04102-2018 · (207) 807-3229
Phone(603) 883-0005
Fax(603) 883-0007
Sole ProprietorYes
Enumeration DateJune 19, 2023
NPPES CertifiedJune 19, 2023
✔ NPI 1780369702 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 · LC8013
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.
53 BAXTER BLVD, Portland, ME 04101
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Heather Marie Diyenno Lcsw has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from October 11, 2024 through October 11, 2026.

Opt-Out Effective DateOctober 11, 2024
Opt-Out In Effect ThroughOctober 11, 2026Opt-out affidavits renew automatically every two years unless cancelled

Other Providers at the Same Location NPPES 2

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

DR. JAMES MCELLIGOTT PSYD
Psychologist (Clinical)
53 BAXTER BLVD
PORTLAND, ME 04101
Cumberland County (207) 774-8700
BONNIE A CLOUKEY LCSW
Social Worker (Clinical)
53 BAXTER BLVD
PORTLAND, ME 04101
Cumberland County (603) 883-0005

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 Heather Diyenno's NPI number?

The NPI number for Heather Diyenno is 1780369702. It was assigned to this individual provider in the NPPES registry on June 19, 2023.

Where is Heather Diyenno located?

Heather Diyenno practices at 53 Baxter Blvd, Portland, ME 04101. The listed phone number is (603) 883-0005.

What is Heather Diyenno's specialty?

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

Is Heather Diyenno enrolled in Medicare?

No. Heather Diyenno has opted out of Medicare through October 11, 2026. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Heather Diyenno was last updated on June 19, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.