Dr. John C. Hornsby

Internal Medicine
Intermountain Health
Midtown Inpatient Medicine
835 East 18th Avenue, Suite 110, 
Denver, CO 
Accepting New Patients
Offers Telehealth
30 Years of Experience

Intermountain Health
Midtown Inpatient Medicine
835 East 18th Avenue, Suite 110, 
Denver, CO 
OverviewInsuranceLocationsSimilar Doctors

Overview

John Hornsby is a primary care provider, practicing in Internal Medicine in Denver, Colorado. Dr. Hornsby has been practicing medicine for over 30 years. His top areas of expertise are Type 2 Diabetes (T2D), Hypertension, Familial Hypertension, and Glucocorticoid-Remediable Aldosteronism. Dr. Hornsby is currently accepting new patients.

Graduate Institution
Baylor College Of Medicine, 1996
Residency
Oregon Health & Science University-Internal Medicine
Specialties
Internal Medicine
Licenses
Internal Medicine in CO
Board Certifications
American Board Of Internal Medicine
Hospital Affiliations
Good Samaritan Hospital
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Capital Blue Cross
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER MEDICARE PART D
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Chinese Community Health
  • HMO
  • MEDICARE SNP
  • OTHER MEDICARE PART D
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Commonwealth Care Alliance
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Denver Health Medical Plan
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
HealthPartners
  • POS
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Horizon Healthcare
  • EPO
  • POS
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Kaiser Permanente
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER MEDICARE
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
Rocky Mountain Health Plan
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
SelectHealth
  • HMO
  • POS
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 20 Less Insurance Carriers -

Locations

Midtown Inpatient Medicine
835 East 18th Avenue, Suite 110, Denver, CO 80218
Call: 303-825-4646
Other Locations
Lafayette Clinic
2600 Campus Drive, Suite A, Lafayette, CO 80026
Call: 303-673-1900
Similar Doctors
Expertise in
8
conditions
Dr. Philip S. Mehler
Internal Medicine
Expertise in
8
conditions
Dr. Philip S. Mehler
Internal Medicine
777 Bannock St, Mc 0278, 
Denver, CO 
 (17.3 miles away)
303-436-3234
Languages Spoken:
English
See accepted insurances

Philip Mehler is a primary care provider, practicing in Internal Medicine in Denver, Colorado. Dr. Mehler is highly rated in 8 conditions, according to our data. His top areas of expertise are Anorexia, Superior Mesenteric Artery Syndrome (SMAS), Bulimia, and Malnutrition.

Expertise in
16
conditions
Dr. Rohit Katial
Internal Medicine
Expertise in
16
conditions
Dr. Rohit Katial
Internal Medicine

National Jewish Health

1400 Jackson St, 
Denver, CO 
 (17.5 miles away)
303-398-1355
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Rohit Katial is an Internal Medicine provider in Denver, Colorado. Dr. Katial is highly rated in 16 conditions, according to our data. His top areas of expertise are Asthma, Eosinophilic Asthma, Simple Pulmonary Eosinophilia, and Chronic Eosinophilic Pneumonia.

Expertise in
7
conditions
Dr. Harold Nelson
Internal Medicine
Expertise in
7
conditions
Dr. Harold Nelson
Internal Medicine

National Jewish Health

1400 Jackson St, 
Denver, CO 
 (17.5 miles away)
303-388-4461
Languages Spoken:
English

Harold Nelson is an Internal Medicine provider in Denver, Colorado. Dr. Nelson is highly rated in 7 conditions, according to our data. His top areas of expertise are Grass Allergy, Allergic Rhinitis, Giant Papillary Conjunctivitis, and Vernal Keratoconjunctivitis.

VIEW MORE Internists

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Hornsby's expertise for a condition
ConditionClose
        • Experienced
        • Acute Kidney Failure
          Dr. Hornsby is
          Experienced
          . Learn about Acute Kidney Failure.
          See more Acute Kidney Failure experts
        • Anemia
          Dr. Hornsby is
          Experienced
          . Learn about Anemia.
          See more Anemia experts
        • Apoplexy
          Dr. Hornsby is
          Experienced
          . Learn about Apoplexy.
          See more Apoplexy experts
        • Atherosclerosis
          Dr. Hornsby is
          Experienced
          . Learn about Atherosclerosis.
          See more Atherosclerosis experts
        • Atypical Pneumonia
          Dr. Hornsby is
          Experienced
          . Learn about Atypical Pneumonia.
          See more Atypical Pneumonia experts
        • Benign Paroxysmal Positional Vertigo
          Dr. Hornsby is
          Experienced
          . Learn about Benign Paroxysmal Positional Vertigo.
          See more Benign Paroxysmal Positional Vertigo experts
        View All 57 Experienced Conditions
        Want to save this doctor for later?
        Sign Up
        Is this your doctor?
        Find A Second Opinion
        Not sure about your diagnosis?
        Check Your Symptoms
         
         
         
         
        Learn about our expert tiers
        Learn More
        Are you the provider on this profile?
        Claim Profile
        1. Homepage
        2. Internists Denver, CO
        3. Dr. John C. Hornsby
        For Patients
        • Our Story
        • How MediFind Works
        • Conditions A-Z
        • Doctor Directory
        • Symptoms Directory
        • Procedures Directory
        • Treatment Directory
        • Drug Directory
        • Infusion Center Finder
        • FAQ
        • Contact Us
        For Providers and Practices
        • Claim Your Profile
        • Newsroom
        Business Solutions
        • Provider
        • Network Solutions
        Additional Resources
        • Consumer Health Data Privacy Policy
        • Privacy Policy
        • Terms of Use
        • Advertising Policy
        • Content Policy
        Subscribe to our newsletter

        Sign up to stay informed about MediFind and get wellness sent your way.

        Close

          By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

          Bullet PinMediFind
          Follow us on
          This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
          © 2026 All Rights Reserved

          Request an Appointment

          If you are experiencing a medical emergency, call 9-1-1.

          MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

            Close
            0 / 1000

            Please provide us with the below insurance information:

                  By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.