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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

OY NURSING CORPORATION
NPI 1033021241
Nurse Practitioner - Psychiatric/Mental Health in Dixon, CA

Active since September 22, 2026
805 N LINCOLN ST, DIXON, CA 95620(530) 979-6008(530) 237-0961 Get Directions Write a Review

NPPES record added: September 22, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

About Oy Nursing Corporation NPPES

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

OY NURSING CORPORATION (NPI 1033021241) is a healthcare organization registered as a psychiatric/mental health in Dixon, California and active in the NPI registry since September 2026. The organization lists Olga Yefremenkova, President, as its authorized official.

NPPES Registry Identity

NPI1033021241
Entity TypeOrganization
Primary Taxonomy363LP0808X
Legal Business NameOY NURSING CORPORATION
Location Address805 N LINCOLN STDixon, CA 95620-2172
Mailing Address805 N Lincoln StDixon, CA 95620-2172 · (530) 979-6008 · Fax (530) 237-0961
Phone(530) 979-6008
Fax(530) 237-0961
Organization SubpartNo
Authorized OfficialOlga YefremenkovaPresident · (530) 979-6008
Enumeration DateSeptember 22, 2026
NPPES CertifiedSeptember 22, 2026
✔ NPI 1033021241 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
805 N LINCOLN ST, Dixon, CA 95620
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Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. THOMAS MICHAEL SMITH PSY.D.
Psychologist (Clinical)
805 N LINCOLN ST, SUITE B
DIXON, CA 95620
Solano County (707) 235-8600
DR. CARLA ANTOINETTE DEMARAY
Chiropractor
805 N LINCOLN ST, SUITE E
DIXON, CA 95620
Solano County (707) 455-8655
JENNIFER LAUSIER MS
Counselor (Professional)
805 N LINCOLN ST
DIXON, CA 95620
Solano County (901) 426-2853
MS. KRISTINA LINDE WILEY D.D.S.
Dentist (General Practice)
805 N LINCOLN ST, SUITE A
DIXON, CA 95620
Solano County (707) 678-9248

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 Oy Nursing Corporation's NPI number?

The NPI number for Oy Nursing Corporation is 1033021241. It was assigned to this organization in the NPPES registry on September 22, 2026.

Where is Oy Nursing Corporation located?

Oy Nursing Corporation is located at 805 N Lincoln St, Dixon, CA 95620. The listed phone number is (530) 979-6008.

What is Oy Nursing Corporation's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

When was this NPI record last updated?

The NPPES record for Oy Nursing Corporation was last updated on September 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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.