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

Andrew Lawrence Callen, MD

Individual provider Nuclear Radiology Physician · NPI 1538586912

Andrew Lawrence Callen, MD is a Diagnostic Radiology in Aurora, Colorado. Graduated from University of California, San Francisco School of Medicine in 2014, 12 years ago. Practices with University Physicians Incorporated, a 3,148-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Colorado.

Years since qualifying
12
Trained at
University of California, San Francisco School of Medicine
Licensed in
CO
In the registry since
2014
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

12605 E 16th Ave
Aurora, CO 80045-2545
Phone: (720) 848-0000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence DR.0064609 (CO)
Nuclear Radiology Physician Taxonomy 2085N0904X · Licence DR.0064609 (CO)
Vascular & Interventional Radiology Physician Taxonomy 2085R0204X · Licence DR.0064609 (CO)

Record details

NPI number1538586912
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 24, 2014
Last updated in NPPESFebruary 21, 2025
Certification dateFebruary 21, 2025

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice University Physicians Incorporated — 3148 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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