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SUNIL KUMAR SINGH GULAYA M.D
NPI 1477624211
Psychiatry & Neurology - Addiction Medicine in Santa Ana, CA

Active since November 13, 2006PECOS Enrolled
1654 E 4TH ST, SUITE # A, SANTA ANA, CA 92701(714) 973-6333(714) 973-2290 Get Directions Write a Review

NPPES record last updated: October 22, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Sunil Kumar Singh Gulaya M.d NPPES

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

SUNIL KUMAR SINGH GULAYA M.D (NPI 1477624211) is an individual addiction medicine provider in Santa Ana, California, licensed in California (A37809) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1477624211
Entity TypeIndividualMale
Primary Taxonomy2084A0401X
Provider Legal NameSUNIL KUMAR SINGH GULAYACredential: M.D
Location Address1654 E 4TH ST, SUITE # ASanta Ana, CA 92701-8300
Mailing AddressPo Box 544Brea, CA 92822-0544 · (714) 672-9338 · Fax (714) 255-1440
Phone(714) 973-6333
Fax(714) 973-2290
Sole ProprietorYes
Enumeration DateNovember 13, 2006
Last NPPES UpdateOctober 22, 2025
NPPES CertifiedOctober 22, 2025
✔ NPI 1477624211 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Addiction MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2084A0401X
License✔ Licensed in CA · A37809
Definition
A doctor of osteopathy board eligible/certified in the field of Psychiatry by the American Osteopathic Board of Neurology and Psychiatry is able to obtain a Certificate of Added Qualifications in the field of Addiction Medicine
1654 E 4TH ST, Santa Ana, CA 92701
Open in Google Maps ↗

Secondary Practice Locations 3

Location 19918 Katella Ave Ste A-CAnaheim, CA 92804-6465 · Phone (714) 644-9494 · Fax (714) 644-9894
Location 211180 Warner Ave Ste 353Fountain Valley, CA 92708-4098 · Phone (714) 968-6789 · Fax (714) 202-2626
Location 3661 W 1st St Ste GTustin, CA 92780-2939 · Phone (714) 665-9890 · Fax (714) 665-9891

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sunil Kumar Singh Gulaya M.d 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92701 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Sunil Gulaya's NPI number?

The NPI number for Sunil Gulaya is 1477624211. It was assigned to this individual provider in the NPPES registry on November 13, 2006.

Where is Sunil Gulaya located?

Sunil Gulaya practices at 1654 E 4th St Suite # A, Santa Ana, CA 92701. The listed phone number is (714) 973-6333.

What is Sunil Gulaya's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Addiction Medicine, with taxonomy code 2084A0401X.

Is Sunil Gulaya enrolled in Medicare?

Yes. Sunil Gulaya is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sunil Gulaya was last updated on October 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.