DR. STEPHEN LARSON PSY D
NPI 1649230160
Psychologist in Saugerties, NY

Active since March 27, 2006PECOS EnrolledAccepts Medicare Assignment
352 HOMMELVILLE RD, SAUGERTIES, NY 12477(951) 285-3306 Get Directions Write a Review

NPPES record last updated: January 7, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Stephen Larson Psy D NPPES

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

DR. STEPHEN LARSON PSY D (NPI 1649230160) is an individual psychologist in Saugerties, New York, licensed in New York (018768-1) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2001).

NPPES Registry Identity

NPI1649230160
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. STEPHEN LARSONCredential: PSY D
Location Address352 HOMMELVILLE RDSaugerties, NY 12477-4205
Mailing Address352 Hommelville RdSaugerties, NY 12477-4205 · (845) 633-1146
Sole ProprietorNo
Medical School CMSOtherGraduated 2001
Enumeration DateMarch 27, 2006
Last NPPES UpdateJanuary 7, 2026
NPPES CertifiedJanuary 7, 2026
NPI 1649230160 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Licenses Licensed in NY · 018768-1 Licensed in ME · TP1267 Licensed in ME · PS1267
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
352 HOMMELVILLE RD, Saugerties, NY 12477

Other Identifiers 1

Medicaid433395199ME

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Stephen Larson Psy D is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9830239300
PECOS Enrollment IDI20101117000146
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.

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 Larson's NPI number?

The NPI number for Stephen Larson is 1649230160. It was assigned to this individual provider in the NPPES registry on March 27, 2006.

Where is Stephen Larson located?

Stephen Larson practices at 352 Hommelville Rd, Saugerties, NY 12477. The listed phone number is (951) 285-3306.

What is Stephen Larson's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

Is Stephen Larson enrolled in Medicare?

Yes. Stephen Larson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Stephen Larson accept?

Health plans from Harvard Pilgrim Health Care list Stephen Larson 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 Stephen Larson was last updated on January 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.