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    Dr. James R. Regan, MD

    Internal Medicine, Family Medicine

    • (303) 791-8346

    Dr. Regan's Overview

    Dr. Regan graduated from the Wayne State University School of Medicine in 1982. He works in Highlands Ranch, CO and specializes in Internal Medicine and Family Medicine. Dr. Regan is affiliated with Littleton Adventist Hospital.

    Dr. Regan's Experience

    Years in Practice: 34

    Dr. Regan's Specialties

    Internal Medicine, Family Medicine

    Dr. Regan's Education & Training

    Medical School: Wayne State University School of Medicine; Graduated 1982

    Dr. Regan's Rating

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    Overall Rating


    • Explains conditions & treatments
    • Takes time to answer my questions
    • Provides follow-up as needed
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    Dr. Regan's Accepted Insurance

    Please verify insurance information directly with your doctor's office as it may change frequently.

    • Aetna Choice POS II
    • Aetna HMO
    • Aetna Managed Choice POS
    • Aetna Managed Choice POS Open Access
    • Aetna Signature Administrators PPO
    • Aetna Whole Health Colorado Front Range
    • Anthem CO Blue Priority HMO
    • Anthem CO Blue Priority PPO
    • Anthem CO HMO
    • Anthem PPO
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    Dr. Regan's Office Information & Appointments

    Office Locations

    James R Regan MD PC

    200 W County Line Rd Ste 370
    Highlands Ranch, CO 80129
    (303) 791-8346


    Office Hours and Information

    Fax: (303) 683-5773

    Practice Website: Not Available

    Accepting New Patients: Yes

    Medicare Accepted: Yes

    Medicaid Accepted: No

    Monday 8:00 AM - 4:30 PM
    Tuesday Closed
    Wednesday 8:00 AM - 4:30 PM
    Thursday 8:00 AM - 4:30 PM
    Friday 8:00 AM - 4:30 PM
    Saturday Closed
    Sunday Closed

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    Dr. Regan's Hospital Affiliations

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