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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

STEPHEN M HESSL MD
NPI 1164476677
Preventive Medicine - Occupational Medicine in Denver, CO

Active since May 20, 2006
777 BANNOCK ST, MC 7782, DENVER, CO 80204(303) 436-6000 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Stephen M Hessl Md NPPES

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

STEPHEN M HESSL MD (NPI 1164476677) is an individual occupational medicine provider in Denver, Colorado, licensed in Colorado (18997) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1164476677
Entity TypeIndividualMale
Primary Taxonomy2083X0100X
Provider Legal NameSTEPHEN M HESSLCredential: MD
Location Address777 BANNOCK ST, MC 7782Denver, CO 80204-4507
Mailing Address777 Bannock St, Mc 7782Denver, CO 80204-4507
Phone(303) 436-6000
Sole ProprietorNo
Enumeration DateMay 20, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1164476677 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPreventive Medicine · Occupational MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2083X0100X
License✔ Licensed in CO · 18997
Definition
Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.
777 BANNOCK ST, Denver, CO 80204
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Other Identifiers 1

Medicaid02656078CO

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.

MS. KATHERINE JEANNE CARLEY RN, MSN, CS
Clinical Nurse Specialist (Psychiatric/Mental Health)
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-6630
RYAN DEAN LATERZA M.D.
Anesthesiology
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-6000
BARBARA E ANDERSON NP
Nurse Practitioner
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 602-0340
PHILIP ANDREOLI D.O.
Hospitalist
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-4949
JESSICA RENEE KUDLOCK LCSW
Social Worker (Clinical)
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 602-7220
ELIZABETH PERKINS-PRIDE
Nurse Practitioner
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-6000
KIRSTEN ERIKSEN PA-C
Physician Assistant
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-6000
KATHRYN IRENE GARNER MD, MPH
Family Medicine
777 BANNOCK ST
DENVER, CO 80204
Denver County (303) 436-6000

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 Stephen Hessl's NPI number?

The NPI number for Stephen Hessl is 1164476677. It was assigned to this individual provider in the NPPES registry on May 20, 2006.

Where is Stephen Hessl located?

Stephen Hessl practices at 777 Bannock St Mc 7782, Denver, CO 80204. The listed phone number is (303) 436-6000.

What is Stephen Hessl's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Occupational Medicine, with taxonomy code 2083X0100X.

When was this NPI record last updated?

The NPPES record for Stephen Hessl was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 days 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.