Experienced in Cerebellar Multiple System Atrophy

Dr. Douglas G. Clark

Internal Medicine
Providence
12942 Harbor Boulevard, 
Garden Grove, CA 
Accepting New Patients
Offers Telehealth
44 Years of Experience

Experienced in Cerebellar Multiple System Atrophy
Providence
12942 Harbor Boulevard, 
Garden Grove, CA 
OverviewInsuranceLocationsSimilar Doctors

Overview

Douglas Clark is a primary care provider, practicing in Internal Medicine in Garden Grove, California. Dr. Clark has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Cerebellar Multiple System Atrophy. His top areas of expertise are Tension Headache, Type 2 Diabetes (T2D), Benign Paroxysmal Positional Vertigo, and Familial Hypertension. Dr. Clark is currently accepting new patients.

Graduate Year
1982
Specialties
Internal Medicine
Licenses
Internal Medicine in CA
Hospital Affiliations
Providence St. Joseph 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
Cigna
  • EPO
  • HMO
  • PPO
EmblemHealth
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE PART D
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 Net

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

Humana
  • HMO
  • INDEMNITY
  • 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
Oscar
  • EPO
  • HMO
  • PPO
SCAN Health Plan
  • INSURANCE PLAN
  • MEDICARE MAPD
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 12 Less Insurance Carriers -

Locations

12942 Harbor Boulevard, Garden Grove, CA 92840
Call: 714-705-2120
Similar Doctors
Advanced in Cerebellar Multiple System Atrophy
Dr. Michael A. Waldman
Internal Medicine
Advanced in Cerebellar Multiple System Atrophy
Dr. Michael A. Waldman
Internal Medicine

Hoag Clinic

16300 Sand Canyon Ave, Suite 311, 
Irvine, CA 
 (12.6 miles away)
949-791-3101
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Michael Waldman is a primary care provider, practicing in Internal Medicine in Irvine, California. Dr. Waldman is rated as an Advanced provider by MediFind in the treatment of Cerebellar Multiple System Atrophy. His top areas of expertise are Type 2 Diabetes (T2D), High Cholesterol, Purpura, and Autoerythrocyte Sensitivity.

Advanced in Cerebellar Multiple System Atrophy
Dr. Son Nguyen
Internal Medicine
Advanced in Cerebellar Multiple System Atrophy
Dr. Son Nguyen
Internal Medicine

Geriatric Medicine Huntington Beach

19582 Beach Blvd Ste 250, 
Huntington Beach, CA 
 (8.9 miles away)
714-477-8020
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Son Nguyen is a primary care provider, practicing in Internal Medicine in Huntington Beach, California. Dr. Nguyen is rated as an Advanced provider by MediFind in the treatment of Cerebellar Multiple System Atrophy. His top areas of expertise are Enlarged Prostate (BPH), Purpura, Gardner-Diamond Syndrome, Ureteroscopy, and Colonoscopy.

Advanced in Cerebellar Multiple System Atrophy
Dr. Bevan A. Geslani
Internal Medicine
Advanced in Cerebellar Multiple System Atrophy
Dr. Bevan A. Geslani
Internal Medicine

Faculty Physicians And Surgeons Of Llusm

11234 Anderson St, 
Loma Linda, CA 
 (42.4 miles away)
Languages Spoken:
English
See accepted insurances

Bevan Geslani is a primary care provider, practicing in Internal Medicine in Loma Linda, California. Dr. Geslani is rated as an Advanced provider by MediFind in the treatment of Cerebellar Multiple System Atrophy. His top areas of expertise are Type 2 Diabetes (T2D), Osteomyelitis in Children, Cerebellar Multiple System Atrophy, and Hepatocerebral Degeneration.

VIEW MORE CEREBELLAR MULTIPLE SYSTEM ATROPHY 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. Clark's expertise for a condition
ConditionClose
        • Experienced
        • Anaplastic Thyroid Cancer
          Dr. Clark is
          Experienced
          . Learn about Anaplastic Thyroid Cancer.
          See more Anaplastic Thyroid Cancer experts
        • Anemia
          Dr. Clark is
          Experienced
          . Learn about Anemia.
          See more Anemia experts
        • Benign Paroxysmal Positional Vertigo
          Dr. Clark is
          Experienced
          . Learn about Benign Paroxysmal Positional Vertigo.
          See more Benign Paroxysmal Positional Vertigo experts
        • Cerebellar Degeneration
          Dr. Clark is
          Experienced
          . Learn about Cerebellar Degeneration.
          See more Cerebellar Degeneration experts
        • Cerebellar Multiple System Atrophy
          Dr. Clark is
          Experienced
          . Learn about Cerebellar Multiple System Atrophy.
          See more Cerebellar Multiple System Atrophy experts
        • Chronic Pain
          Dr. Clark is
          Experienced
          . Learn about Chronic Pain.
          See more Chronic Pain experts
        View All 26 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.