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GREGORIO CHEJFEC
NPI 1659383263
Pathology - Clinical Pathology/Laboratory Medicine in Chicago, IL

Active since August 12, 2006
1740 W TAYLOR ST, CHICAGO, IL 60612(866) 600-2273 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Gregorio Chejfec NPPES

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

GREGORIO CHEJFEC (NPI 1659383263) is an individual clinical pathology/laboratory medicine provider in Chicago, Illinois and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1659383263
Entity TypeIndividualMale
Primary Taxonomy207ZP0105X
Provider Legal NameGREGORIO CHEJFEC
Location Address1740 W TAYLOR STChicago, IL 60612-7232
Mailing Address809 S Marshfield Ave, 9th Floor (m/c 732)Chicago, IL 60612-4305 · (312) 996-7699 · Fax (312) 996-1001
Phone(866) 600-2273
Sole ProprietorNo
Enumeration DateAugust 12, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1659383263 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Clinical Pathology/Laboratory MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0105X
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
1740 W TAYLOR ST, Chicago, IL 60612
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Other Identifiers 1

Medicare UPINC45925

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.

MRS. CATHLEEN CONWAY JENSEN OTR/L
Occupational Therapist
1740 W TAYLOR ST, C100
CHICAGO, IL 60612
Cook County (312) 996-3700
KELLY M HOYERT PA-C
Physician Assistant (Surgical)
1740 W TAYLOR ST, 3F OCC
CHICAGO, IL 60612
Cook County (312) 355-4300
DR. YI-LOONG COLIN WOON M.D.
Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)
1740 W TAYLOR ST
CHICAGO, IL 60612
Cook County (866) 600-2273
VIDHI SRIVASTAVA MD
Anesthesiology
1740 W TAYLOR ST
CHICAGO, IL 60612
Cook County (866) 600-2273
AMY PHAM D.O.
Pediatrics (Neonatal-Perinatal Medicine)
1740 W TAYLOR ST
CHICAGO, IL 60612
Cook County (866) 600-2273
WILSON CHING M.D.
Family Medicine
1740 W TAYLOR ST
CHICAGO, IL 60612
Cook County (866) 600-2273
ADRIENNE BERMAN MD
Ophthalmology
1740 W TAYLOR ST
CHICAGO, IL 60612
Cook County (866) 600-2273
JOSEPH S COLLA M.D.
Emergency Medicine
1740 W TAYLOR ST
CHICAGO, IL 60612
Cook County (312) 996-8177

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 Gregorio Chejfec's NPI number?

The NPI number for Gregorio Chejfec is 1659383263. It was assigned to this individual provider in the NPPES registry on August 12, 2006.

Where is Gregorio Chejfec located?

Gregorio Chejfec practices at 1740 W Taylor St, Chicago, IL 60612. The listed phone number is (866) 600-2273.

What is Gregorio Chejfec's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Clinical Pathology/Laboratory Medicine, with taxonomy code 207ZP0105X.

When was this NPI record last updated?

The NPPES record for Gregorio Chejfec was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.