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

Dr. Thomas J Stelzner, MD

Individual provider Sleep Medicine (Internal Medicine) Physician · NPI 1588708283

Dr. Thomas J Stelzner, MD is a Sleep Medicine (Internal Medicine) Physician in Denver, Colorado. Licensed in Colorado. Registered with an NPI since 2007.

Licensed in
CO
In the registry since
2007
Specialties on file
3
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

1375 E 20th Ave
Denver, CO 80205-5422
Phone: (303) 338-4545
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence DR.0023349 (CO)
Sleep Medicine (Internal Medicine) Physician Taxonomy 207RS0012X · Licence 23349 (CO)
Cardiopulmonary Physical Therapist Taxonomy 2251C2600X · Licence 23349 (CO)

Record details

NPI number1588708283
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 16, 2007
Last updated in NPPESDecember 6, 2017
Mailing address10350 E Dakota Ave, Denver, CO 80247-1314

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