Sunil Kumar Singh Gulaya, MD

Individual provider Addiction Medicine (Psychiatry & Neurology) Physician · NPI 1477624211

Sunil Kumar Singh Gulaya, MD is an Addiction Medicine (Psychiatry & Neurology) Physician in Santa Ana, California. Practices as a sole proprietor and works from 4 locations. Licensed in California.

Licensed in: CA
In the registry since: 2006

What do these letters mean?

MD — Doctor of Medicine: A physician who completed allopathic medical school.

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Practice location Address checks out

1654 E 4th St Ste # A
Santa Ana, CA 92701-8300
Phone: (714) 973-6333
Fax: (714) 973-2290

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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

9918 Katella Ave Ste A-C, Anaheim, CA 92804-6465 — (714) 644-9494
11180 Warner Ave Ste 353, Fountain Valley, CA 92708-4098 — (714) 968-6789
661 W 1st St Ste G, Tustin, CA 92780-2939 — (714) 665-9890

Specialties & licences

Addiction Medicine (Psychiatry & Neurology) Physician (primary)	Taxonomy 2084A0401X · Licence A37809 (CA)

Record details

NPI number	1477624211
Entity type	Individual (Type 1)
Gender	Male
Credentials	MD
Sole proprietor	Yes
NPI enumerated	November 13, 2006
Last updated in NPPES	October 22, 2025
Certification date	October 22, 2025