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DR. DELPHINE W ONG M.D.
NPI 1023034022
Internal Medicine - Medical Oncology in Sacramento, CA

Active since July 14, 2006
34.58/100
CMS Quality Rating
3301 C STREET, BUILDING 500, SACRAMENTO, CA 95816(916) 733-5300(916) 733-5920 Get Directions Write a Review

NPPES record last updated: January 9, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Delphine W Ong M.d. NPPES

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

DR. DELPHINE W ONG M.D. (NPI 1023034022) is an individual medical oncology provider in Sacramento, California, licensed in California (A49552) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1023034022
Entity TypeIndividualFemale
Primary Taxonomy207RX0202X
Provider Legal NameDR. DELPHINE W ONGCredential: M.D.
Location Address3301 C STREET, BUILDING 500Sacramento, CA 95816
Mailing Address3400 Data Dr, Physician Support ServicesRancho Cordova, CA 95670-7956 · (916) 379-2948 · Fax (916) 858-7065
Phone(916) 733-5300
Fax(916) 733-5920
Sole ProprietorNo
Enumeration DateJuly 14, 2006
Last NPPES UpdateJanuary 9, 2014
✔ NPI 1023034022 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License✔ Licensed in CA · A49552
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
3301 C STREET, Sacramento, CA 95816
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINE93681
Medicare ID-Type Unspecified00A495520CA

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

34.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality15.43
Promoting Interoperability0
Improvement Activities20
Cost63.09

Other Providers at the Same Location NPPES 5

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

DR. DANIELLE MARIE TARTAR MD,PHD
Dermatology
3301 C STREET, SUITE 1400
SACRAMENTO, CA 95816
Sacramento County (916) 734-6055
DR. ZARIR ERUCH KARANJAWALA M.D., PH.D.
Specialist
3301 C STREET, SUITE 200-E
SACRAMENTO, CA 95816
Sacramento County (916) 447-6267
DR. ELLEN A WIEGNER MD
Radiology (Radiation Oncology)
3301 C STREET, SUITE 550
SACRAMENTO, CA 95816
Sacramento County (916) 536-3200
DR. BARAN HO M.D.
Dermatology
3301 C STREET, UC DAVIS DEPARTMENT OF DERMATOLOGY SUITE 1300
SACRAMENTO, CA 95816
Sacramento County (916) 734-6111
DEREK KEVIN MARSEE MD, PHD
Pathology (Anatomic Pathology & Clinical Pathology)
3301 C STREET, SUITE 200-E
SACRAMENTO, CA 95816
Sacramento County (916) 447-6267

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 Delphine Ong's NPI number?

The NPI number for Delphine Ong is 1023034022. It was assigned to this individual provider in the NPPES registry on July 14, 2006.

Where is Delphine Ong located?

Delphine Ong practices at 3301 C Street Building 500, Sacramento, CA 95816. The listed phone number is (916) 733-5300.

What is Delphine Ong's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

When was this NPI record last updated?

The NPPES record for Delphine Ong was last updated on January 9, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.