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

David Cristin, MD

Individual provider Gastroenterology Physician · NPI 1841685781

David Cristin, MD is an Internal Medicine in Denver, Colorado. Qualified in 2015, 11 years ago. Practices with Boulder Valley Gastroenterology Inc, a 33-clinician group and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
11
Licensed in
CO
In the registry since
2015
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

1830 N Franklin St # 220
Denver, CO 80218-1128
Phone: (303) 604-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence DR.0063427 (CO)

Record details

NPI number1841685781
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 30, 2015
Last updated in NPPESMarch 10, 2026
Certification dateMarch 10, 2026
Mailing address382 S Arthur Ave, Louisville, CO 80027-3094

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Boulder Valley Gastroenterology Inc. — 33 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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