MR. STEPHEN J ALVES
NPI 1609942713
Occupational Therapist in San Rafael, CA

Active since November 28, 2006
99 MONTECILLO RD, SAN RAFAEL, CA 94903(415) 444-4936(415) 444-2556 Get Directions Write a Review

NPPES record last updated: February 11, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mr. Stephen J Alves NPPES

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

MR. STEPHEN J ALVES (NPI 1609942713) is an individual occupational therapist in San Rafael, California, licensed in California (168) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1609942713
Entity TypeIndividualMale
Primary Taxonomy225X00000X
Provider Legal NameMR. STEPHEN J ALVES
Location Address99 MONTECILLO RDSan Rafael, CA 94903-3308
Mailing Address319 Seaside DrPacifica, CA 94044-2934 · (415) 444-4936
Fax(415) 444-2556
Sole ProprietorYes
Enumeration DateNovember 28, 2006
Last NPPES UpdateFebruary 11, 2022
✔ NPI 1609942713 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 · 168
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.
99 MONTECILLO RD, San Rafael, CA 94903

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Stephen J Alves is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Stephen Alves 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.

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.

Social Worker (Clinical)
99 MONTECILLO RD
SAN RAFAEL, CA 94903
Dermatology
99 MONTECILLO RD
SAN RAFAEL, CA 94903
Anesthesiology
99 MONTECILLO RD
SAN RAFAEL, CA 94903
Radiology (Diagnostic Radiology)
99 MONTECILLO RD
SAN RAFAEL, CA 94903
Hospitalist
99 MONTECILLO RD
SAN RAFAEL, CA 94903
Speech-Language Pathologist
99 MONTECILLO RD
SAN RAFAEL, CA 94903
Internal Medicine
99 MONTECILLO RD
SAN RAFAEL, CA 94903
Nurse Anesthetist, Certified Registered
99 MONTECILLO RD
SAN RAFAEL, CA 94903

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 Stephen Alves's NPI number?

The NPI number for Stephen Alves is 1609942713. It was assigned to this individual provider in the NPPES registry on November 28, 2006.

Where is Stephen Alves located?

Stephen Alves practices at 99 Montecillo Rd, San Rafael, CA 94903. The listed phone number is (415) 444-4936.

What is Stephen Alves's specialty?

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

Is Stephen Alves enrolled in Medicare?

Yes. Stephen Alves is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Stephen Alves's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Alves 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 Stephen Alves'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 Stephen Alves was last updated on February 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.