NPI Portal NPI Lookup & Verification

Internal Medicine in Fort Collins, CO

181 active Internal Medicine providers practice in Fort Collins, Colorado according to the latest NPPES snapshot. Profiles include the NPI number, taxonomy code, license state, and practice address.

Internal Medicine providers in Fort Collins, CO
NPI Name Type Specialty Location
1710946082 Abraham Brass Individual Gastroenterology Physician Fort Collins, CO
1013952969 Alpenglow Medical Prof. LLC Organization Internal Medicine Physician Fort Collins, CO
1730117086 Amy Pelloquin Individual Internal Medicine Physician Fort Collins, CO
1295731008 Anne Kanard Individual Medical Oncology Physician Fort Collins, CO
1235135708 Anthony Doing Individual Interventional Cardiology Physician Fort Collins, CO
1669480810 Barbara Widom Individual Endocrinology, Diabetes & Metabolism Physician Fort Collins, CO
1326049016 Bonnie Nowak Individual Internal Medicine Physician Fort Collins, CO
1275641599 Carlos Vassaux Individual Pulmonary Disease Physician Fort Collins, CO
1295737526 Carrie Campbell Broughton Individual Internal Medicine Physician Fort Collins, CO
1710922497 Cathy Ow Individual Internal Medicine Physician Fort Collins, CO
1801994157 Centers for Gastroenterology Organization Gastroenterology Physician Fort Collins, CO
1336145747 Chad Stoltz Individual Interventional Cardiology Physician Fort Collins, CO
1982600458 Charles Green Individual Cardiovascular Disease Physician Fort Collins, CO
1053317198 Charles Johnson Individual Clinical Cardiac Electrophysiology Physician Fort Collins, CO
1639274285 Christina Lang Individual Internal Medicine Physician Fort Collins, CO
1336139039 Christina Reimer Individual Internal Medicine Physician Fort Collins, CO
1801804273 Christopher Hatzis Individual Pulmonary Disease Physician Fort Collins, CO
1780769349 Connally Osteopathic Care Organization Sports Medicine (Internal Medicine) Physician Fort Collins, CO
1043324700 Darin Olson Individual Endocrinology, Diabetes & Metabolism Physician Fort Collins, CO
1942225990 David Allen Individual Hospice and Palliative Medicine (Internal Medicine) Physician Fort Collins, CO
1013987809 David Cobb Individual Infectious Disease Physician Fort Collins, CO
1073677308 David Katz Individual Clinical Cardiac Electrophysiology Physician Fort Collins, CO
1891791950 Dennis Larson Individual Cardiovascular Disease Physician Fort Collins, CO
1023088945 Diana Breyer Individual Pulmonary Disease Physician Fort Collins, CO
1083660708 Diana Medgyesy Individual Medical Oncology Physician Fort Collins, CO
1437299468 Dilaawar Mistry Individual Internal Medicine Physician Fort Collins, CO
1699727123 Elvira Aguila Individual Pulmonary Disease Physician Fort Collins, CO
1073662086 Emily Hass Individual Interventional Cardiology Physician Fort Collins, CO
1427258920 Endocrinology Consultants of Northern Colorado, P.C. Organization Endocrinology, Diabetes & Metabolism Physician Fort Collins, CO
1760697171 Farrah Datko Individual Hematology & Oncology Physician Fort Collins, CO
1023109923 Fred Meyer Individual Rheumatology Physician Fort Collins, CO
1063418572 Gary Luckasen Individual Cardiovascular Disease Physician Fort Collins, CO
1649276536 Heart & Vascular Clinic of Northern Colorado, P.C. Organization Cardiovascular Disease Physician Fort Collins, CO
1538182993 Helen Kilzer Individual Internal Medicine Physician Fort Collins, CO
1124024450 Hematology Oncology Associates PC Organization Hematology & Oncology Physician Fort Collins, CO
1073540571 James Hendrick Individual Obesity Medicine (Internal Medicine) Physician Fort Collins, CO
1093785925 James Hoyt Individual Pulmonary Disease Physician Fort Collins, CO
1417903154 James Moore Individual Medical Oncology Physician Fort Collins, CO
1093704991 Jason Merritt Individual Nephrology Physician Fort Collins, CO
1144256728 Jennifer Hendrick Individual Internal Medicine Physician Fort Collins, CO
1801950118 Jennifer Rutberg Individual Internal Medicine Physician Fort Collins, CO
1700882123 John Oldemeyer Individual Interventional Cardiology Physician Fort Collins, CO
1588760318 Joseph Jenkins Individual Gastroenterology Physician Fort Collins, CO
1790736338 Joshua Saliman Individual Pulmonary Disease Physician Fort Collins, CO
1255388955 Justin Strote Individual Interventional Cardiology Physician Fort Collins, CO
1134116932 Kevin Muelken Individual Nephrology Physician Fort Collins, CO
1790993699 Kirk Depriest Individual Pulmonary Disease Physician Fort Collins, CO
1356311203 Kristin Wallick Individual Pulmonary Disease Physician Fort Collins, CO
1518050301 Lance Barker Individual Internal Medicine Physician Fort Collins, CO
1952403131 Lyle Petersen Individual Internal Medicine Physician Fort Collins, CO

Frequently asked questions

How many Internal Medicine providers are in Fort Collins, CO?
The latest NPPES snapshot lists 181 active Internal Medicine providers with a practice address in Fort Collins, Colorado.
How do I check a Internal Medicine provider's NPI in Fort Collins?
Open a profile below to see the NPI number, taxonomy code, and practice address, then verify against the official NPPES registry — every profile links directly to the CMS record.

Source: CMS NPPES (public data). Snapshot 2026-07-09.