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

Dr. Heidi Weiss Tessler, MD

Individual provider Internal Medicine Physician · NPI 1306822291

Dr. Heidi Weiss Tessler, MD is an Internal Medicine in Golden, Colorado. Graduated from State University of Ny Upstate Medical University in 1987, 39 years ago. Practices with Optumcare Colorado Medical Group LLC, a 190-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
39
Trained at
State University of Ny Upstate Medical University
Licensed in
CO
In the registry since
2005
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

1707 Cole Blvd Ste 100
Golden, CO 80401-3219
Phone: (303) 763-4900
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 4600 Hale Pkwy, Denver, CO 80220-4020 — (303) 388-2384

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 28983 (CO)

Record details

NPI number1306822291
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 21, 2005
Last updated in NPPESNovember 18, 2024
Certification dateNovember 18, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolSTATE UNIVERSITY OF NY UPSTATE MEDICAL UNIVERSITY
Graduated 1987 (39 years in practice)
Group practice Optumcare Colorado Medical Group Llc — 190 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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