1. Home
  2. Directory
  3. Maine
  4. Portland
  5. Psychologist
  6. NPI Profile

DR. JOEL GUARNA PHD
NPI 1376501833
Psychologist - Cognitive & Behavioral in Portland, ME

Active since May 03, 2006PECOS Enrolled
25 MIDDLE ST, PORTLAND, ME 04101(207) 272-8500(207) 773-7386 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Joel Guarna Phd NPPES

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

DR. JOEL GUARNA PHD (NPI 1376501833) is an individual cognitive & behavioral provider in Portland, Maine, licensed in Maine (PS1159) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1376501833
Entity TypeIndividualMale
Primary Taxonomy103TB0200X
Provider Legal NameDR. JOEL GUARNACredential: PHD
Location Address25 MIDDLE STPortland, ME 04101-4212
Mailing Address25 Middle StPortland, ME 04101-4212 · (207) 272-8500 · Fax (207) 773-7386
Phone(207) 272-8500
Fax(207) 773-7386
Sole ProprietorYes
Enumeration DateMay 3, 2006
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1376501833 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPsychologist · Cognitive & BehavioralBehavioral Health & Social Service Providers
Taxonomy Code103TB0200X
License✔ Licensed in ME · PS1159
Definition
A psychologist who reflects an experimental-clinical approach distinguished by use of principles of human learning and development and theories of cognitive processing to promote meaningful change in maladaptive human behavior and thinking.
Also ListedPsychologist · Addiction (Substance Use Disorder)Taxonomy 103TA0400X · License PS1159 (ME)
Also ListedPsychologist · ClinicalTaxonomy 103TC0700X · License PS1159 (ME)
25 MIDDLE ST, Portland, ME 04101
Open in Google Maps ↗

Other Identifiers 2

Other302912NH · Tricare
Other187815ME · Anthem Blue Cross Blue Sh

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, 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)

Dr. Joel Guarna Phd 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 Joel Guarna reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Mainehealth
0.2 mi
Family Medicine
272 CONGRESS ST
Portland, ME 04101
  • Reassigned Medicare billing, Maine enrollment
  • 98 clinicians in this Medicare group
NPI 1639194509 (207) 874-2466
Maine Medical Partners
5.2 mi
Otolaryngology
92 CAMPUS DRIVE, 3RD FLOOR
Scarborough, ME 04074
  • Reassigned Medicare billing, Maine enrollment
  • Also billed through NPI 1790896876 (Maine)
  • 67 clinicians in this Medicare group
NPI 1881908879 (207) 797-5753

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

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.

ABIGAIL SZOTKOWSKI
Counselor (Mental Health)
25 MIDDLE ST
PORTLAND, ME 04101
Cumberland County (207) 370-5436
CAROLYN ANN WALLACE LCPCC, CADC, MS
Counselor (Mental Health)
25 MIDDLE ST
PORTLAND, ME 04101
Cumberland County (207) 653-3999
EMILY KRISTIN BROD LCSW
Social Worker (Clinical)
25 MIDDLE ST
PORTLAND, ME 04101
Cumberland County (207) 712-0146
ALISON MCGRATH COUNSELING & COACHING, LLC
Clinic/Center (Mental Health (Including Community Mental Health Center))
25 MIDDLE ST
PORTLAND, ME 04101
Cumberland County (207) 844-0577
THISTLE WELLNESS LLC
Clinic/Center (Adult Mental Health)
25 MIDDLE ST
PORTLAND, ME 04101
Cumberland County (207) 200-1402
HEART-LED HEALING AND WELLNESS
Counselor (Mental Health)
25 MIDDLE ST
PORTLAND, ME 04101
Cumberland County (207) 370-0020
DAVID PAUL VEILLETTE LADC & LMSW-CC
Counselor (Addiction (Substance Use Disorder))
25 MIDDLE ST
PORTLAND, ME 04101
Cumberland County (207) 893-1864
ALICE PODOLSKY, LCSW, LLC
Social Worker (Clinical)
25 MIDDLE ST
PORTLAND, ME 04101
Cumberland County (207) 999-9999

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 Joel Guarna's NPI number?

The NPI number for Joel Guarna is 1376501833. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Joel Guarna located?

Joel Guarna practices at 25 Middle St, Portland, ME 04101. The listed phone number is (207) 272-8500.

What is Joel Guarna's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Cognitive & Behavioral, with taxonomy code 103TB0200X.

Is Joel Guarna enrolled in Medicare?

Yes. Joel Guarna is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Joel Guarna's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joel Guarna reassigns Medicare benefits to 2 organizations: Mainehealth (Portland, ME) and Maine Medical Partners (Scarborough, 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 Joel Guarna's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joel Guarna accept?

Health plans from Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Joel Guarna 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 Joel Guarna was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.