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DR. LOREN ALEXANDER FEFER M.D.
NPI 1063496503
Internal Medicine - Gastroenterology in Rocklin, CA

Active since November 29, 2005
550 W RANCH VIEW DR STE 2005, ROCKLIN, CA 95765(916) 295-5700 Get Directions Write a Review

NPPES record last updated: September 22, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Loren Alexander Fefer M.d. NPPES

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

DR. LOREN ALEXANDER FEFER M.D. (NPI 1063496503) is an individual gastroenterology provider in Rocklin, California, licensed in California (A045094) and active in the NPI registry since November 2005.

NPPES Registry Identity

NPI1063496503
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. LOREN ALEXANDER FEFERCredential: M.D.
Location Address550 W RANCH VIEW DR STE 2005Rocklin, CA 95765-5391
Mailing Address550 W Ranch View Dr Ste 2005Rocklin, CA 95765-5391 · (916) 295-5700
Phone(916) 295-5700
Sole ProprietorNo
Enumeration DateNovember 29, 2005
Last NPPES UpdateSeptember 22, 2008
✔ NPI 1063496503 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 · A045094
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.
550 W RANCH VIEW DR STE 2005, Rocklin, CA 95765
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Other Identifiers 3

Medicare PIN00A450940CA
Medicaid00A450940CA
Medicare UPINF25422CA

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.

MRS. JOYCE HYACINTH FIEL BUNGGAY NP
Nurse Practitioner
550 W RANCH VIEW DR STE 2005
ROCKLIN, CA 95765
Placer County (916) 295-5700
ZYRENE LOUISE FRANCISCO MARSH APRN-CNP
Nurse Practitioner (Family)
550 W RANCH VIEW DR STE 2005
ROCKLIN, CA 95765
Placer County (916) 295-5700
XUAN-LOC VAN NGUYEN DO
Family Medicine
550 W RANCH VIEW DR STE 2005
ROCKLIN, CA 95765
Placer County (916) 295-5700
KHAING KHAING WIN MD
Family Medicine
550 W RANCH VIEW DR STE 2005
ROCKLIN, CA 95765
Placer County (916) 295-5700

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 Loren Fefer's NPI number?

The NPI number for Loren Fefer is 1063496503. It was assigned to this individual provider in the NPPES registry on November 29, 2005.

Where is Loren Fefer located?

Loren Fefer practices at 550 W Ranch View Dr Ste 2005, Rocklin, CA 95765. The listed phone number is (916) 295-5700.

What is Loren Fefer'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 Loren Fefer was last updated on September 22, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.