MATTHEW HEFFERNAN OTR/L
NPI 1396290144
Occupational Therapist in Oakland, CA

Active since August 22, 2016
3830 CLARKE ST APT B, NONE, OAKLAND, CA 94609(209) 380-5122 Get Directions Write a Review

NPPES record last updated: August 22, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Matthew Heffernan Otr/l NPPES

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

MATTHEW HEFFERNAN OTR/L (NPI 1396290144) is an individual occupational therapist in Oakland, California, licensed in California (OT16517) and active in the NPI registry since August 2016.

NPPES Registry Identity

NPI1396290144
Entity TypeIndividualMale
Primary Taxonomy225X00000X
Provider Legal NameMATTHEW HEFFERNANCredential: OTR/L
Location Address3830 CLARKE ST APT B, NONEOakland, CA 94609-2783
Mailing Address3830 Clarke St Apt B, NoneOakland, CA 94609-2783 · (209) 380-5122
Sole ProprietorNo
Enumeration DateAugust 22, 2016
✔ NPI 1396290144 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
License✔ Licensed in CA · OT16517
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
3830 CLARKE ST APT B, Oakland, CA 94609

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Matthew Heffernan Otr/l is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

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

Internal Medicine
901 NEVIN
Richmond, CA 94801
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group

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

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 Matthew Heffernan's NPI number?

The NPI number for Matthew Heffernan is 1396290144. It was assigned to this individual provider in the NPPES registry on August 22, 2016.

Where is Matthew Heffernan located?

Matthew Heffernan practices at 3830 Clarke St Apt B None, Oakland, CA 94609. The listed phone number is (209) 380-5122.

What is Matthew Heffernan's specialty?

The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.

Is Matthew Heffernan enrolled in Medicare?

Yes. Matthew Heffernan is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Matthew Heffernan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Heffernan reassigns Medicare benefits to Permanente Medical Group Inc (Richmond, CA). 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 Matthew Heffernan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Matthew Heffernan was last updated on August 22, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.