ANTHONY P MERZA MD P C
NPI 1265556054
Internal Medicine - Gastroenterology in Chicago, IL

Q: What is Anthony P Merza MD P C's NPI number?

The NPI number for Anthony P Merza MD P C is 1265556054. It was assigned to this organization in the NPPES registry on March 18, 2007.

Q: What is Anthony P Merza MD P C's specialty?

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

Active since March 18, 2007

5145 N CALIFORNIA AVE, CHICAGO, IL 60625(773) 275-8811(773) 282-2120 Get Directions Write a Review

NPPES record last updated: November 5, 2014. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Anthony P Merza Md P C NPPES

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

ANTHONY P MERZA MD P C (NPI 1265556054) is a healthcare organization registered as a gastroenterology in Chicago, Illinois and active in the NPI registry since March 2007. The organization lists Anthony Pera Merza, President, as its authorized official.

NPPES Registry Identity

NPI1265556054

Entity TypeOrganization

Primary Taxonomy207RG0100X

Legal Business NameANTHONY P MERZA MD P C

Location Address5145 N CALIFORNIA AVEChicago, IL 60625-3661

Mailing Address5145 N California AveChicago, IL 60625-3661 · (773) 275-8811 · Fax (773) 282-2120

Phone(773) 275-8811

Fax(773) 282-2120

Organization SubpartNo

Authorized OfficialAnthony Pera MerzaPresident · (773) 275-8811

Enumeration DateMarch 18, 2007

Last NPPES UpdateNovember 5, 2014

✔ NPI 1265556054 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 IL · 060005186

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.

5145 N CALIFORNIA AVE, Chicago, IL 60625

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Other Identifiers 6

Other100004712IL · Rail Road Medicare

Other0031603386IL · Blue Cross Blue Shield

OtherK02230IL · Medicare Pin

Medicare ID-Type Unspecified207648IL

Medicaid036067060IL

Medicare UPINC24548IL

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.

IVAN ZRANTCHEV MD

Emergency Medicine

5145 N CALIFORNIA AVE
CHICAGO, IL 60625

Cook County (773) 878-8200

AMC ANESTHESIA LTD

Anesthesiology

5145 N CALIFORNIA AVE
CHICAGO, IL 60625

Cook County (773) 878-8200

GLORIA NEZIANYA APN-CNP

Nurse Practitioner

5145 N CALIFORNIA AVE, STE M276
CHICAGO, IL 60625

Cook County (773) 878-8200

DR. SINAMIS IDREI MD

Internal Medicine

5145 N CALIFORNIA AVE
CHICAGO, IL 60625

Cook County (773) 787-8200

KAYLA ARLENE BALOUSEK MD

Emergency Medicine

5145 N CALIFORNIA AVE
CHICAGO, IL 60625

Cook County (773) 878-8200

JULIE I FRITZ PA

Physician Assistant

5145 N CALIFORNIA AVE
CHICAGO, IL 60625

Cook County (773) 989-3800

DR. ARTEMIS KHOJASTEH M.D.

Emergency Medicine

5145 N CALIFORNIA AVE, DEPARTMENT OF EMERGENCY MEDICINE
CHICAGO, IL 60625

Cook County (773) 878-8200

WILMER FERNANDO DAVILA M.D.

Anesthesiology

5145 N CALIFORNIA AVE
CHICAGO, IL 60625

Cook County (773) 293-5486

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 Anthony P Merza MD P C's NPI number?

The NPI number for Anthony P Merza MD P C is 1265556054. It was assigned to this organization in the NPPES registry on March 18, 2007.

Where is Anthony P Merza MD P C located?

Anthony P Merza MD P C is located at 5145 N California Ave, Chicago, IL 60625. The listed phone number is (773) 275-8811.

What is Anthony P Merza MD P C'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 Anthony P Merza MD P C was last updated on November 5, 2014. 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.