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JOSEPH DIFONZO CADC
NPI 1013858547
Counselor - Addiction (Substance Use Disorder) in Portland, ME

Active since April 01, 2026
17 BISHOP ST, PORTLAND, ME 04103(207) 208-9787 Get Directions Write a Review

NPPES record last updated: April 1, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Joseph Difonzo Cadc NPPES

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

JOSEPH DIFONZO CADC (NPI 1013858547) is an individual addiction (substance use disorder) provider in Portland, Maine, licensed in Maine (CAC9051) and active in the NPI registry since April 2026.

NPPES Registry Identity

NPI1013858547
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameJOSEPH DIFONZOCredential: CADC
Location Address17 BISHOP STPortland, ME 04103-2659
Mailing Address17 Bishop StPortland, ME 04103-2659 · (207) 208-9787
Phone(207) 208-9787
Sole ProprietorNo
Enumeration DateApril 1, 2026
NPPES CertifiedApril 1, 2026
✔ NPI 1013858547 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
License✔ Licensed in ME · CAC9051
17 BISHOP ST, Portland, ME 04103
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Other Providers at the Same Location NPPES 20

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

MRS. REBECCA L DROUIN LCSW
Social Worker (Clinical)
17 BISHOP ST
PORTLAND, ME 04103
Cumberland County (207) 871-1235
ALICIA M WILLIS CAC
Social Worker (Clinical)
17 BISHOP ST
PORTLAND, ME 04103
Cumberland County (207) 871-1235
MS. REBECCA W SPITKO LS11320
Case Manager/Care Coordinator
17 BISHOP ST
PORTLAND, ME 04103
Cumberland County (207) 871-1235
KERRY DRACH PHD
Psychologist (Clinical)
17 BISHOP ST
PORTLAND, ME 04103
Cumberland County (207) 871-1235
ANTHONY W BEATTIE LMHC, LCC
Counselor (Mental Health)
17 BISHOP ST
PORTLAND, ME 04103
Cumberland County (207) 871-1235
JESSICA OESTERHELDER M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
17 BISHOP ST
PORTLAND, ME 04103
Cumberland County (207) 871-1235
KASSADI MCPHERSON
Counselor (Addiction (Substance Use Disorder))
17 BISHOP ST
PORTLAND, ME 04103
Cumberland County (207) 203-7933
MACKENZIE HEATHCO
Counselor (Addiction (Substance Use Disorder))
17 BISHOP ST
PORTLAND, ME 04103
Cumberland County (207) 203-7933

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 Joseph Difonzo's NPI number?

The NPI number for Joseph Difonzo is 1013858547. It was assigned to this individual provider in the NPPES registry on April 1, 2026.

Where is Joseph Difonzo located?

Joseph Difonzo practices at 17 Bishop St, Portland, ME 04103. The listed phone number is (207) 208-9787.

What is Joseph Difonzo's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Joseph Difonzo was last updated on April 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.