DR. GREGORY L OSTROM M.D., PH.D.
NPI 1376782870
Internal Medicine in Elgin, IL

Active since February 07, 2009
370 SUMMIT ST, SUITE 5, ELGIN, IL 60120(847) 741-0372 Get Directions Write a Review

NPPES record last updated: February 7, 2009. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Gregory L Ostrom M.d., Ph.d. NPPES

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

DR. GREGORY L OSTROM M.D., PH.D. (NPI 1376782870) is an individual internal medicine provider in Elgin, Illinois, licensed in Illinois (036-054784) and active in the NPI registry since February 2009.

NPPES Registry Identity

NPI1376782870
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. GREGORY L OSTROMCredential: M.D., PH.D.
Location Address370 SUMMIT ST, SUITE 5Elgin, IL 60120-3843
Mailing Address370 Summit St, Suite 5Elgin, IL 60120-3843 · (847) 741-0372
Sole ProprietorYes
Enumeration DateFebruary 7, 2009
NPI 1376782870 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in IL · 036-054784
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.
Also ListedInternal Medicine · Geriatric MedicineTaxonomy 207RG0300X · License 036-054784 (IL)
Also ListedPreventive Medicine · Aerospace MedicineTaxonomy 2083A0100X · License 36-054784 (IL)
370 SUMMIT ST, Elgin, IL 60120

Other Providers at the Same Location NPPES 17

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

Nurse Practitioner (Family)
370 SUMMIT ST
ELGIN, IL 60120
Family Medicine (Adult Medicine)
370 SUMMIT ST
ELGIN, IL 60120
Nurse Practitioner
370 SUMMIT ST
ELGIN, IL 60120
Nurse Practitioner (Family)
370 SUMMIT ST
ELGIN, IL 60120
Physician Assistant
370 SUMMIT ST
ELGIN, IL 60120
Social Worker (Clinical)
370 SUMMIT ST
ELGIN, IL 60120
Physician Assistant (Medical)
370 SUMMIT ST
ELGIN, IL 60120
Family Medicine
370 SUMMIT ST
ELGIN, IL 60120

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 Gregory Ostrom's NPI number?

The NPI number for Gregory Ostrom is 1376782870. It was assigned to this individual provider in the NPPES registry on February 7, 2009.

Where is Gregory Ostrom located?

Gregory Ostrom practices at 370 Summit St Suite 5, Elgin, IL 60120. The listed phone number is (847) 741-0372.

What is Gregory Ostrom'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 Gregory Ostrom was last updated on February 7, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.