Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. John A Grossman, MD

Individual provider Specialist · NPI 1609830090

Dr. John A Grossman, MD is a Specialist in Denver, Colorado. Licensed in Colorado. Registered with an NPI since 2006.

Licensed in
CO
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4600 Hale Pkwy Ste 100
Denver, CO 80220-4020
Phone: (303) 320-5566
Fax: (303) 320-1453
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence 18139 (CO)

Record details

NPI number1609830090
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 13, 2006
Last updated in NPPESJuly 13, 2026

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