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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.

DR. JOHN A GROSSMAN M.D.
NPI 1609830090
Specialist in Denver, CO

Active since April 13, 2006
4600 HALE PKWY, SUITE 100, DENVER, CO 80220(303) 320-5566(303) 320-1453 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. John A Grossman M.d. NPPES

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

DR. JOHN A GROSSMAN M.D. (NPI 1609830090) is an individual specialist in Denver, Colorado, licensed in Colorado (18139) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1609830090
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameDR. JOHN A GROSSMANCredential: M.D.
Location Address4600 HALE PKWY, SUITE 100Denver, CO 80220-4020
Mailing Address335 Clayton StDenver, CO 80206-4228 · (303) 329-8118
Phone(303) 320-5566
Fax(303) 320-1453
Sole ProprietorNo
Enumeration DateApril 13, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1609830090 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in CO · 18139
Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

4600 HALE PKWY, Denver, CO 80220
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Reviews for DR. JOHN A GROSSMAN M.D.

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Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

SUSAN WONSIEWICZ TROUT MD
Obstetrics & Gynecology (Reproductive Endocrinology)
4600 HALE PKWY, SUITE 350
DENVER, CO 80220
Denver County (303) 321-7115
DR. SAMUEL ELDRIDGE ALEXANDER JR. MD
Obstetrics & Gynecology
4600 HALE PKWY, SUITE 350
DENVER, CO 80220
Denver County (303) 321-7115
GREGORY ALLEN HOGLE DO
Otolaryngology (Plastic Surgery within the Head & Neck)
4600 HALE PKWY, STE 450
DENVER, CO 80220
Denver County (303) 333-2119
DR. MICHAEL A COOPER MD
Surgery (Vascular Surgery)
4600 HALE PKWY, SUITE 460
DENVER, CO 80220
Denver County (303) 388-7265
DR. ELIZABETH YOUNGBLADE MCCRANN M.D.
Obstetrics & Gynecology
4600 HALE PKWY, WOLF BUILDING, STE. 400
DENVER, CO 80220
Denver County (303) 321-2166
DR. GERALD VINCENT ZARLENGO M.D.
Obstetrics & Gynecology
4600 HALE PKWY, WOLF BUILDING, STE. 400
DENVER, CO 80220
Denver County (303) 321-2166
HEALTHONE CLINIC SERVICES, LLC
Obstetrics & Gynecology
4600 HALE PKWY, #420
DENVER, CO 80220
Denver County (303) 320-8499
DR. JESSICA MARIE JOHNSON M.D.
Obstetrics & Gynecology
4600 HALE PKWY, WOLF BUILDING, STE. 400
DENVER, CO 80220
Denver County (303) 321-2166
DR. BRIAN IRWIN LEVY M.D.
Internal Medicine
4600 HALE PKWY, SUITE 460
DENVER, CO 80220
Denver County (303) 388-2384
MICHAEL A SNYDER MD PC
Surgery
4600 HALE PKWY, SUITE 400
DENVER, CO 80220
Denver County (303) 280-0900
HEIDI W TESSLER MD PC
Internal Medicine
4600 HALE PKWY, SUITE 460
DENVER, CO 80220
Denver County (303) 520-7282
COLORADO NEUROSURGERY ASSOCIATES, P.C.
Specialist
4600 HALE PKWY, SUITE 410
DENVER, CO 80220
Denver County (303) 333-8740
MRS. AMANDA GAIL HEINRICHS TYACKE RN
Registered Nurse
4600 HALE PKWY, SUITE 400
DENVER, CO 80220
Denver County (303) 280-0900
DAVID C. LONGCOPE, MD, PC
Colon & Rectal Surgery
4600 HALE PKWY, SUITE 430
DENVER, CO 80220
Denver County (303) 377-6401
SUSAN A. SGAMBATI, MD, PC
Colon & Rectal Surgery
4600 HALE PKWY, STE 430
DENVER, CO 80220
Denver County (303) 377-6401
BRYAN J. DUKE, M.D, P.C.
Specialist
4600 HALE PKWY, SUITE 410
DENVER, CO 80220
Denver County (303) 280-2810
KIRSTIE JENENE TAYLOR AU.D.
Audiologist-Hearing Aid Fitter
4600 HALE PKWY, STE. 450
DENVER, CO 80220
Denver County (303) 377-4777
MS. POLLY WARNER N.P.
Nurse Practitioner (Women's Health)
4600 HALE PKWY
DENVER, CO 80220
Denver County (303) 321-2166
NICOLE C KENYON PA
Physician Assistant (Surgical)
4600 HALE PKWY, SUITE 100
DENVER, CO 80220
Denver County (303) 320-5566
BROOKE B RIDDLEBERGER PA-C
Physician Assistant (Medical)
4600 HALE PKWY, SUITE 330
DENVER, CO 80220
Denver County (303) 320-8618

Frequently Asked Questions

What is John Grossman's NPI number?

The NPI number assigned to this healthcare provider is 1609830090, enumerated as an "individual" on April 13, 2006.

Where is the provider located?

The provider is located at 4600 HALE PKWY SUITE 100 DENVER, CO 80220 and the phone number is (303) 320-5566.

What is the provider's specialty?

Specialist with taxonomy code 174400000X.