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Dr. Warren D. Johnston, MD

Cardiovascular Disease

  • 1140 W La Veta Ave Ste 430
    Orange, CA 92868
  • 1 Location
  • (714) 543-5555

Dr. Johnston's Overview

Dr. Warren D. Johnston graduated from the University of Rochester School of Medicine and Dentistry in 1975. He works in Orange, CA and specializes in Cardiovascular Disease. Dr. Johnston is affiliated with Hoag Memorial Hospital and Saint Joseph Hospital Of Orange. He speaks English and Spanish.

Gender: Male

Languages Spoken: English, Spanish

Dr. Johnston's Experience

Years in Practice: 40

Dr. Johnston's Specialties

Cardiovascular Disease

Dr. Johnston's Education & Training

Medical School: University of Rochester School of Medicine and Dentistry; Graduated 1975

Dr. Johnston's Accepted Insurance

  • Aetna Choice POS II
  • Aetna HMO
  • Aetna HMO Deductible Plan CA members only
  • Aetna Managed Choice POS Open Access
  • Aetna Savings Plus of CA
  • Aetna Signature Administrators PPO
  • BCBS Blue Card PPO
  • Blue Cross CA CaliforniaCare HMO
  • Blue Cross CA PowerSelect HMO
  • Blue Cross CA PPO
  • View More

Dr. Johnston's Office Information & Appointments

Office Locations

Saint Joseph Heritage Medical Group
St Josephs Heritage Healthcare

1140 W La Veta Ave Ste 430
Orange, CA 92868
(714) 543-5555


Office Hours and Information

Fax: (714) 543-5585

Practice Website:

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

Monday 9:00 AM - 5:00 PM
Tuesday 9:00 AM - 5:00 PM
Wednesday 9:00 AM - 5:00 PM
Thursday 9:00 AM - 5:00 PM
Friday 9:00 AM - 5:00 PM
Saturday Closed
Sunday Closed

Other Physicians in Dr. Johnston's Practice

Dr. Johnston's Hospital Affiliations

Office Locations