GUILLERMO REYES MARTINEZ MD
NPI 1033912787
Internal Medicine in Chicago, IL

Active since March 28, 2025
3134 N CLARK ST, CHICAGO, IL 60657(312) 766-4949 Get Directions Write a Review

NPPES record last updated: June 28, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jun 28, 2025, May 18, 2025, Mar 28, 2025 (3 updates tracked since 2025).

About Guillermo Reyes Martinez Md NPPES

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

GUILLERMO REYES MARTINEZ MD (NPI 1033912787) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (125087023) and active in the NPI registry since March 2025.

NPPES Registry Identity

NPI1033912787
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameGUILLERMO REYES MARTINEZCredential: MD
Location Address3134 N CLARK STChicago, IL 60657-4414
Mailing Address3134 N Clark StChicago, IL 60657-4414 · (312) 766-4949
Sole ProprietorNo
Enumeration DateMarch 28, 2025
Last NPPES UpdateJune 28, 20253 updates tracked since enumeration
NPPES CertifiedJune 28, 2025
NPI 1033912787 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in IL · 125087023
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.

3134 N CLARK ST, Chicago, IL 60657

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.

Internal Medicine (Endocrinology, Diabetes & Metabolism)
3134 N CLARK ST
CHICAGO, IL 60657
Nurse Practitioner (Family)
3134 N CLARK ST
CHICAGO, IL 60657
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657
Psychiatry & Neurology (Neurology)
3134 N CLARK ST
CHICAGO, IL 60657
Nurse Anesthetist, Certified Registered
3134 N CLARK ST
CHICAGO, IL 60657
Anesthesiology
3134 N CLARK ST
CHICAGO, IL 60657
Orthopaedic Surgery
3134 N CLARK ST
CHICAGO, IL 60657
Internal Medicine
3134 N CLARK ST
CHICAGO, IL 60657

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1033912787, enumerated as an "individual" on March 28, 2025.

The provider is located at 3134 N CLARK ST CHICAGO, IL 60657 and the phone number is (312) 766-4949.

Internal Medicine with taxonomy code 207R00000X.