Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Clinical Psychologist

Jimmy K. Master, PSY

Sees patients in Stony Brook, NY · New York

Summary

Jimmy K. Master, PSY (Clinical Psychologist) is enrolled with Medicare at 1 practice location in Stony Brook, NY. NPI 1164079802. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Jimmy K. Master, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Clinical PsychologistPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
8Years since medical school (graduated 2018)
MaleGender (as listed)
Stony Brook Psychiatric Associates University Faculty Practice CorporGroup practice

Quick answers

Where does Jimmy K. Master see patients?
Medicare's clinician data lists 1 practice location in Stony Brook, NY. Call before your visit to confirm the address.
What is Jimmy K. Master's specialty?
Medicare lists Clinical Psychologist as the primary specialty.
Does Jimmy K. Master accept Medicare assignment?
Yes. Medicare's clinician data says Jimmy K. Master accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Jimmy K. Master offer telehealth?
Medicare's clinician data says Jimmy K. Master offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Jimmy K. Master?
(631) 632-8850, as listed in official Medicare / NPI Registry data.
What is Jimmy K. Master's NPI number?
1164079802. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Jimmy K. Master is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Jimmy K. Master as a member of this group (CMS data updated 2026-10-02).

  • Stony Brook Psychiatric Associates University Faculty Practice Corpor104 clinicians in the group

Specialties

Find other clinicians: Clinical Psychologist, New York →

Other clinical psychologists in Stony Brook

Clinicians with the same Medicare primary specialty in Stony Brook, NY — not a recommendation.

All clinical psychologists in Stony Brook →

Clinician information

CredentialPSY
Graduation year2018
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1164079802
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians