Experienced in Malignant Hypertension

Dr. Frank M. Castillo

Family Medicine
Aurora Healthcare
One Medical With Advocate
230 W Monroe St, 
Chicago, IL 
On Staff At
Offers Telehealth

Experienced in Malignant Hypertension
Aurora Healthcare
One Medical With Advocate
230 W Monroe St, 
Chicago, IL 
OverviewInsuranceLocationsSimilar Doctors

Overview

Frank Castillo is a primary care provider, practicing in Family Medicine in Chicago, Illinois. Dr. Castillo is rated as an Experienced provider by MediFind in the treatment of Malignant Hypertension. His top areas of expertise are Attention Deficit Hyperactivity Disorder (ADHD), Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, and Generalized Anxiety Disorder (GAD).

Specialties
Family Medicine
Licenses
Family Medicine in IL
Board Certifications
 
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
Cambia Health Solutions
  • EPO
  • INSURANCE PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Celtic
  • HMO
  • INSURANCE PLAN
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Devoted Health
  • MEDICARE MAPD
  • OTHER MEDICARE
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
Health First
  • HMO
  • POS
Health Net

Accepted plan types not found. Please verify directly with the provider.

HealthPartners
  • POS
  • PPO
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Medical Mutual
  • HMO
  • PPO
Meridian Choice
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
SelectHealth
  • HMO
  • POS
TeamCare
  • OTHER COMMERCIAL
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

One Medical with Advocate
230 W Monroe St, Chicago, IL 60606
Call: 312-219-2230
Similar Doctors
Experienced in Malignant Hypertension
Dr. Sashil S. Kapur
Family Medicine
Experienced in Malignant Hypertension
Dr. Sashil S. Kapur
Family Medicine

One Medical With Advocate

230 W Monroe St, 
Chicago, IL 
 (0.1 miles away)
312-219-2230
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Sashil Kapur is a primary care provider, practicing in Family Medicine in Chicago, Illinois. Dr. Kapur is rated as an Experienced provider by MediFind in the treatment of Malignant Hypertension. His top areas of expertise are Attention Deficit Hyperactivity Disorder (ADHD), Malignant Hypertension, Generalized Anxiety Disorder (GAD), and Insomnia.

Experienced in Malignant Hypertension
Dr. Steve J. Chacko
Family Medicine
Experienced in Malignant Hypertension
Dr. Steve J. Chacko
Family Medicine

One Medical With Advocate

415 N LaSalle Dr, 
Chicago, IL 
 (0.6 miles away)
312-219-2231
Languages Spoken:
English
See accepted insurances

Steve Chacko is a primary care provider, practicing in Family Medicine in Chicago, Illinois. Dr. Chacko is rated as an Experienced provider by MediFind in the treatment of Malignant Hypertension. His top areas of expertise are Attention Deficit Hyperactivity Disorder (ADHD), Malignant Hypertension, Obesity, and Generalized Anxiety Disorder (GAD).

Andrew M. Guzman
Experienced in Malignant Hypertension
Dr. Andrew M. Guzman
Family Medicine
Experienced in Malignant Hypertension
Dr. Andrew M. Guzman
Family Medicine

One Medical With Advocate

Chicago, IL 
 (3.0 miles away)
312-219-2230
Languages Spoken:
English
See accepted insurances

Andrew Guzman is a primary care provider, practicing in Family Medicine in Chicago, Illinois. Dr. Guzman is rated as an Experienced provider by MediFind in the treatment of Malignant Hypertension. His top areas of expertise are Syphilis, Gonorrhea, Attention Deficit Hyperactivity Disorder (ADHD), and Male Genital Sores.

VIEW MORE MALIGNANT HYPERTENSION DOCTORS

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. Castillo's expertise for a condition
ConditionClose
        • Experienced
        • Acrospiroma
          Dr. Castillo is
          Experienced
          . Learn about Acrospiroma.
          See more Acrospiroma experts
        • Allergic Rhinitis
          Dr. Castillo is
          Experienced
          . Learn about Allergic Rhinitis.
          See more Allergic Rhinitis experts
        • Asthma
          Dr. Castillo is
          Experienced
          . Learn about Asthma.
          See more Asthma experts
        • Asthma in Children
          Dr. Castillo is
          Experienced
          . Learn about Asthma in Children.
          See more Asthma in Children experts
        • Attention Deficit Hyperactivity Disorder (ADHD)
          Dr. Castillo is
          Experienced
          . Learn about Attention Deficit Hyperactivity Disorder (ADHD).
          See more Attention Deficit Hyperactivity Disorder (ADHD) experts
        • Diabetic Neuropathy
          Dr. Castillo is
          Experienced
          . Learn about Diabetic Neuropathy.
          See more Diabetic Neuropathy experts
        View All 25 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
        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.

          Patient Details

          This information is for the patient who will be seen at the appointment.

            Close

            Returning patient? Use your address on file with the provider.

            Insurance Details

            Please provide information of the primary insurance holder as the practice may require this information to schedule.

            Insurance Provider *
            Insurance ProviderClose

            Appointments Details

            Let’s get more information about your appointment.

                    0 / 1000
                    0 / 1000
                    By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.