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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

ROLAND E. LONSER M.D.
NPI 1013918606
Pathology - Anatomic Pathology & Clinical Pathology in Hinsdale, IL

Active since August 03, 2005
120 N OAK ST, HINSDALE HOSPITAL / PATHOLOGY DEP, HINSDALE, IL 60521(630) 856-7850(630) 856-7895 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Roland E. Lonser M.d. NPPES

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

ROLAND E. LONSER M.D. (NPI 1013918606) is an individual anatomic pathology & clinical pathology provider in Hinsdale, Illinois and active in the NPI registry since August 2005.

NPPES Registry Identity

NPI1013918606
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameROLAND E. LONSERCredential: M.D.
Location Address120 N OAK ST, HINSDALE HOSPITAL / PATHOLOGY DEPHinsdale, IL 60521-3829
Mailing Address520 E 22nd StLombard, IL 60148-6110 · (630) 874-2542 · Fax (630) 874-2642
Phone(630) 856-7850
Fax(630) 856-7895
Sole ProprietorNo
Enumeration DateAugust 3, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1013918606 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
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.
120 N OAK ST, Hinsdale, IL 60521
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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.

DU PAGE PATHOLOGY ASSOCIATES SC
Pathology (Anatomic Pathology & Clinical Pathology)
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-9000
KEITH KEY LEE DO
Anesthesiology (Pediatric Anesthesiology)
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-9000
CARLOS O. MARTINEZ MD
Emergency Medicine
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-6782
AGNIESZKA U. PIOTROWSKI M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
120 N OAK ST, HINSALE HOSPITAL / PATHOLOGY DEPAR
HINSDALE, IL 60521
Dupage County (630) 856-8750
DAVID BERGQUIST M.D
Anesthesiology
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-9000
YEHUDA LEOR BROMBERG NP
Nurse Practitioner
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-6700
DANIEL WATTS CRNA
Nurse Anesthetist, Certified Registered
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-9000
AMANDA ROBBINS R.D.
Dietitian, Registered
120 N OAK ST
HINSDALE, IL 60521
Dupage County (630) 856-3750

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 Roland Lonser's NPI number?

The NPI number for Roland Lonser is 1013918606. It was assigned to this individual provider in the NPPES registry on August 3, 2005.

Where is Roland Lonser located?

Roland Lonser practices at 120 N Oak St Hinsdale Hospital / Pathology Dep, Hinsdale, IL 60521. The listed phone number is (630) 856-7850.

What is Roland Lonser's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

When was this NPI record last updated?

The NPPES record for Roland Lonser was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.