DR. EUGENE D. LOCKEN D.O.
NPI 1255466603
Family Medicine in Rancho Cucamonga, CA

Q: What is Eugene Locken's NPI number?

The NPI number for Eugene Locken is 1255466603. It was assigned to this individual provider in the NPPES registry on February 23, 2007.

Q: What is Eugene Locken's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Q: When was this NPI record last updated?

The NPPES record for Eugene Locken was last updated on June 8, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.

Active since February 23, 2007

10131 CONCORD DRIVE, RANCHO CUCAMONGA, CA 91730(805) 291-3229(805) 733-2222 Get Directions Write a Review

NPPES record last updated: June 8, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Eugene D. Locken D.o. NPPES

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

DR. EUGENE D. LOCKEN D.O. (NPI 1255466603) is an individual family medicine provider in Rancho Cucamonga, California, licensed in California (20A4208) and active in the NPI registry since February 2007.

NPPES Registry Identity

NPI1255466603

Entity TypeIndividualMale

Primary Taxonomy207Q00000X

Provider Legal NameDR. EUGENE D. LOCKENCredential: D.O.

Location Address10131 CONCORD DRIVERancho Cucamonga, CA 91730

Mailing Address10131 Concord DriveRancho Cucamonga, CA 91730 · (805) 291-3229 · Fax (805) 733-2222

Phone(805) 291-3229

Fax(805) 733-2222

Sole ProprietorYes

Enumeration DateFebruary 23, 2007

Last NPPES UpdateJune 8, 2023

NPPES CertifiedJune 8, 2023

✔ NPI 1255466603 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207Q00000X

License✔ Licensed in CA · 20A4208

Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

10131 CONCORD DRIVE, Rancho Cucamonga, CA 91730

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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 Eugene Locken's NPI number?

The NPI number for Eugene Locken is 1255466603. It was assigned to this individual provider in the NPPES registry on February 23, 2007.

Where is Eugene Locken located?

Eugene Locken practices at 10131 Concord Drive, Rancho Cucamonga, CA 91730. The listed phone number is (805) 291-3229.

What is Eugene Locken's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

When was this NPI record last updated?

The NPPES record for Eugene Locken was last updated on June 8, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.