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RALPH E KOLDINGER M.D.
NPI 1952421703
Internal Medicine - Gastroenterology in Sacramento, CA

Active since March 29, 2007
3941 J STREET, SUITE 450, SACRAMENTO, CA 95819(916) 454-0655(916) 454-5702 Get Directions Write a Review

NPPES record last updated: July 10, 2015. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ralph E Koldinger M.d. NPPES

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

RALPH E KOLDINGER M.D. (NPI 1952421703) is an individual gastroenterology provider in Sacramento, California, licensed in California (G9968) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1952421703
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameRALPH E KOLDINGERCredential: M.D.
Location Address3941 J STREET, SUITE 450Sacramento, CA 95819
Mailing Address10470 Old Placerville Rd, Suite 100Sacramento, CA 95827-2539 · (855) 771-0335
Phone(916) 454-0655
Fax(916) 454-5702
Sole ProprietorNo
Enumeration DateMarch 29, 2007
Last NPPES UpdateJuly 10, 2015
✔ NPI 1952421703 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · G9968
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
3941 J STREET, Sacramento, CA 95819
Open in Google Maps ↗

Other Identifiers 3

Medicare UPINA59073
Medicare ID-Type UnspecifiedZZZ74530ZCA
Medicaid7050815CA

Other Providers at the Same Location NPPES 13

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

DR. CHRISTOPHER O NEUBUERGER MD
Orthopaedic Surgery
3941 J STREET, SUITE 370
SACRAMENTO, CA 95819
Sacramento County (916) 229-8890
ALI TAJLIL MD INC
Surgery (Vascular Surgery)
3941 J STREET, SUITE 370
SACRAMENTO, CA 95819
Sacramento County (916) 733-6890
JAMES M FOERSTER MD
Internal Medicine (Cardiovascular Disease)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819
Sacramento County (916) 736-2323
CHRISTOPHER DAVID HART PA-C
Physician Assistant
3941 J STREET, SUITE 270
SACRAMENTO, CA 95819
Sacramento County (916) 733-6850
ARJUN SHARMA MD
Nuclear Medicine (Nuclear Cardiology)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819
Sacramento County (916) 736-2323
PATRICIA A TAKEDA
Internal Medicine (Cardiovascular Disease)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819
Sacramento County (916) 736-2323
PADRAIG G ONEILL MD
Internal Medicine (Clinical Cardiac Electrophysiology)
3941 J STREET, SUITE 260
SACRAMENTO, CA 95819
Sacramento County (916) 736-2323
SACRAMENTO GASTROENTEROLOGY MEDICAL GROUP, INC.
Internal Medicine (Gastroenterology)
3941 J STREET, SUITE #450
SACRAMENTO, CA 95819
Sacramento County (916) 454-0655

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 Ralph Koldinger's NPI number?

The NPI number for Ralph Koldinger is 1952421703. It was assigned to this individual provider in the NPPES registry on March 29, 2007.

Where is Ralph Koldinger located?

Ralph Koldinger practices at 3941 J Street Suite 450, Sacramento, CA 95819. The listed phone number is (916) 454-0655.

What is Ralph Koldinger's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for Ralph Koldinger was last updated on July 10, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.