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

Dr. John D Aikin Jr., MD

Individual provider Internal Medicine Physician · NPI 1770588402

Dr. John D Aikin Jr., MD is an Internal Medicine in Highlands Ranch, Colorado. Graduated from University of Texas Medical School at Houston in 1979, 47 years ago. Practices with Portercare Adventist Health System, a 767-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
47
Trained at
University of Texas Medical School at Houston
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

9088 Ridgeline Blvd Ste 201
Highlands Ranch, CO 80129-2380
Phone: (720) 266-6900
Fax: (720) 791-9920
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1420 W Canal Ct, Littleton, CO 80120 — (303) 791-2841

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 23700 (CO)

Record details

NPI number1770588402
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 17, 2005
Last updated in NPPESMarch 6, 2023
Certification dateMarch 6, 2023

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON
Graduated 1979 (47 years in practice)
Group practice Portercare Adventist Health System — 767 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Highlands Ranch