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

Dr. Alden Posner Zwerling, MD

Individual provider Family Medicine Physician · NPI 1316987852

Dr. Alden Posner Zwerling, MD is a Family Practice in Denver, Colorado. Graduated from Virginia Commonwealth University, School of Medicine in 1979, 47 years ago. Practices with Oak Street Health Physicians Group of Colorado PLLC, a 34-clinician group and works from 2 locations. Licensed in California, Colorado and Florida.

Years since qualifying
47
Trained at
Virginia Commonwealth University, School of Medicine
Licensed in
CA, CO, FL
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2087 S Federal Blvd
Denver, CO 80219-5429
Phone: (720) 463-6754
Fax: (720) 640-3312
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 5996 E 64th Ave, Commerce City, CO 80022-3317 — (720) 463-6758

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence DR.0069761 (CO)
Family Medicine Physician Taxonomy 207Q00000X · Licence ME90332 (FL)
Family Medicine Physician Taxonomy 207Q00000X · Licence G48415 (CA)

Record details

NPI number1316987852
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 6, 2006
Last updated in NPPESJanuary 6, 2025
Certification dateJanuary 6, 2025

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolVIRGINIA COMMONWEALTH UNIVERSITY, SCHOOL OF MEDICINE
Graduated 1979 (47 years in practice)
Group practice Oak Street Health Physicians Group Of Colorado Pllc — 34 clinicians
Accepts Medicare assignment Not indicated

Other providers in Denver