FREDERICK J. CHALLONER MD
NPI 1043394117
Hospitalist in Santa Rosa, CA

Active since October 25, 2006
401 BICENTENNIAL WAY, SANTA ROSA, CA 95403(707) 571-4000 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Frederick J. Challoner Md NPPES

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

FREDERICK J. CHALLONER MD (NPI 1043394117) is an individual hospitalist provider in Santa Rosa, California, licensed in California (C39337) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1043394117
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameFREDERICK J. CHALLONERCredential: MD
Location Address401 BICENTENNIAL WAYSanta Rosa, CA 95403-2149
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3429 · (510) 625-6262
Sole ProprietorNo
Enumeration DateOctober 25, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1043394117 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in CA · C39337
Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

401 BICENTENNIAL WAY, Santa Rosa, CA 95403

Other Identifiers 3

Medicare UPINA37116
Medicare ID-Type Unspecified00C393370
Medicaid00C393370CA

Other Providers at the Same Location NPPES 20

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

Dietitian, Registered
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Physical Therapist
401 BICENTENNIAL WAY, EAST BUILDING, SUITE 190
SANTA ROSA, CA 95403
Nurse Anesthetist, Certified Registered
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Pediatrics
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Pathology (Anatomic Pathology)
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Social Worker (Clinical)
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Pharmacist
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403
Pharmacist
401 BICENTENNIAL WAY
SANTA ROSA, CA 95403

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 Frederick Challoner's NPI number?

The NPI number for Frederick Challoner is 1043394117. It was assigned to this individual provider in the NPPES registry on October 25, 2006.

Where is Frederick Challoner located?

Frederick Challoner practices at 401 Bicentennial Way, Santa Rosa, CA 95403. The listed phone number is (707) 571-4000.

What is Frederick Challoner's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

When was this NPI record last updated?

The NPPES record for Frederick Challoner was last updated on July 8, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.