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Internal Medicine in Westminster, Colorado

Data updated monthly · Last refresh September 2026

42 Internal Medicine providers practice in Westminster, and 12% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Westminster

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Alison Hirsh, MD
Westminster, CO · No drug or device payments recorded (2025) · (720) 627-3761
Dr. Amruta Pandit, MD
Westminster, CO · $90 in drug and device payments (2025) · Telehealth · (303) 925-4940
Dr. Angela Kill, M.D.
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Bhimesh Rijal
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Brian Ahlstrand, M.D.
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Caroline Miles, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 743-5855
Dr. Casey Carroll, M.D.
Westminster, CO · No drug or device payments recorded (2025) · Telehealth · (303) 338-4545
Dr. Charles Johnson, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 426-0928
Dr. Christine Bellantoni, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Daniel Mcaninch, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. David Kaplan, M.D.
Westminster, CO · $159 in drug and device payments (2025) · Telehealth · (720) 627-4200
Dr. Emma Foraker, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Gayle Hutchinson
Westminster, CO · No drug or device payments recorded (2025) · (303) 457-6096
Dr. Guri Singh, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 452-9577
Dr. Jacky Shook, RN
Westminster, CO · No drug or device payments recorded (2025) · (303) 657-6921
Dr. James Hardee, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Jean Unger
Westminster, CO · No drug or device payments recorded (2025) · (303) 457-6519
Dr. Joanna Culver, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Joel Jorgenson, M.D.
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. John Mahoney, M.D.
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Jonathan Ramharack, MD
Westminster, CO · No drug or device payments recorded (2025) · Telehealth · (720) 627-3761
Dr. Julie Parsons, MD
Westminster, CO · $600 in drug and device payments (2025) · (303) 650-0445
Dr. Kristin Sterrett, M.D.
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Laura Harper, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Laura Hill, MD
Westminster, CO · No drug or device payments recorded (2025) · Telehealth · (303) 338-4545
Dr. Lori Brooks
Westminster, CO · No drug or device payments recorded (2025) · (303) 657-6921
Dr. Mai Lee, M.D.
Westminster, CO · $22 in drug and device payments (2025) · (303) 428-0533
Dr. Mark Ptaskiewicz, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Martha Regan-smith, M.D.
Westminster, CO · No drug or device payments recorded (2025) · (303) 487-7776
Dr. Matha Johnson
Westminster, CO · No drug or device payments recorded (2025) · (303) 657-6777
Dr. Nathan Rockey, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Peter Nicholson, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 428-7571
Dr. Raed Sukerji, MD
Westminster, CO · No drug or device payments recorded (2025) · Telehealth · (303) 338-4545
Dr. Rebecca Agnew, M.D.
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Renee Micielli, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Richard Presnell, M.D.
Westminster, CO · No drug or device payments recorded (2025) · (303) 955-0573
Dr. Stephen Cox, D.O.
Westminster, CO · No drug or device payments recorded (2025) · (720) 627-3761
Dr. Sue Williams, M.D.
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Swarupa Reddy, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545
Dr. Terrence Boland, MD
Westminster, CO · No drug or device payments recorded (2025) · (303) 344-4545
Dr. Tiffany Ancheril, MD
Westminster, CO · $1,112 in drug and device payments (2025) · (303) 429-6600
Dr. Wesley Pearson, M.D.
Westminster, CO · No drug or device payments recorded (2025) · (303) 338-4545

Conditions Internal Medicine providers in Westminster, Colorado commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Internal Medicine providers are in Westminster, Colorado?

There are 42 Internal Medicine providers with active NPI records practicing in Westminster, according to federal NPPES data refreshed monthly.

How many Internal Medicine providers in Westminster received drug or device company payments?

5 of 42 (12%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Internal Medicine providers in Westminster treat?

Internal Medicine providers in Westminster commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Westminster Internal Medicine across Colorado

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.