ZAVALA INTERNISTS, S.C.
NPI 1013942283
Internal Medicine in Chicago, IL

Q: What is Zavala Internists, S.C.'s NPI number?

The NPI number for Zavala Internists, S.C. is 1013942283. It was assigned to this organization in the NPPES registry on July 12, 2006. The provider was formerly known as Palmer & Zavala, S.C..

Q: What is Zavala Internists, S.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since July 12, 2006

1725 W HARRISON ST, SUITE 318, CHICAGO, IL 60612(312) 942-6647(312) 942-3740 Get Directions Write a Review

NPPES record last updated: May 8, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 8, 2020, Apr 14, 2020 (2 updates tracked since 2020).

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About Zavala Internists, S.c. NPPES

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

ZAVALA INTERNISTS, S.C. (NPI 1013942283), doing business as Palmer & Zavala, S.c., is a healthcare organization registered as an internal medicine in Chicago, Illinois and active in the NPI registry since July 2006. The organization lists Gilberto Zavala, President Owner, as its authorized official.

NPPES Registry Identity

NPI1013942283

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameZAVALA INTERNISTS, S.C.

Location Address1725 W HARRISON ST, SUITE 318Chicago, IL 60612-3841

Mailing Address1725 W Harrison St Ste 318Chicago, IL 60612-3817 · (312) 942-6647 · Fax (312) 942-3740

Phone(312) 942-6647

Fax(312) 942-3740

Organization SubpartNo

Authorized OfficialGilberto ZavalaPresident Owner · (312) 942-3747

Enumeration DateJuly 12, 2006

Last NPPES UpdateMay 8, 20202 updates tracked since enumeration

NPPES CertifiedMay 8, 2020

✔ NPI 1013942283 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

1725 W HARRISON ST, Chicago, IL 60612

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Other Names 1

Former Legal Business NamePalmer & Zavala, S.c.

Other Identifiers 1

OtherC30464Railroad Medicare

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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.

DR. MARTA BATUS MD

Internal Medicine (Medical Oncology)

1725 W HARRISON ST, SUITE 809
CHICAGO, IL 60612

Cook County (312) 563-2487

KM WILLIAMS MD SC

Clinic/Center (Ophthalmologic Surgery)

1725 W HARRISON ST, STE 910
CHICAGO, IL 60612

Cook County (312) 622-7320

KENNETH M BOYER M.D.

Pediatrics (Pediatric Infectious Diseases)

1725 W HARRISON ST, SUITE 710
CHICAGO, IL 60612

Cook County (312) 942-3034

RUSH UNIVERSITY MEDICAL CENTER

Internal Medicine (Hematology)

1725 W HARRISON ST, SUITE 1010
CHICAGO, IL 60612

Cook County (312) 942-5904

DAVID ANSELL M.D.

Internal Medicine

1725 W HARRISON ST, SUITE 263
CHICAGO, IL 60612

Cook County (312) 942-6700

MIDWEST NEUROPSYCHIATRIC ASSOC LTD

Specialist

1725 W HARRISON ST, SUITE 744
CHICAGO, IL 60612

Cook County (312) 942-0118

JANICE DIESCHBOURG M.D.

Radiology (Diagnostic Radiology)

1725 W HARRISON ST, SUITE 155
CHICAGO, IL 60612

Cook County (312) 563-3269

AFFILIATED UROLOGISTS, LTD

Specialist

1725 W HARRISON ST, SUITE 762
CHICAGO, IL 60612

Cook County (312) 563-3447

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 Zavala Internists, S.C.'s NPI number?

The NPI number for Zavala Internists, S.C. is 1013942283. It was assigned to this organization in the NPPES registry on July 12, 2006. The provider was formerly known as Palmer & Zavala, S.C..

Where is Zavala Internists, S.C. located?

Zavala Internists, S.C. is located at 1725 W Harrison St Suite 318, Chicago, IL 60612. The listed phone number is (312) 942-6647.

What is Zavala Internists, S.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Zavala Internists, S.C. was last updated on May 8, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.