Overview
Richard Johnston is a primary care provider, practicing in Internal Medicine in Irving, Texas. His top areas of expertise are Sitosterolemia, Hypothyroidism, High Cholesterol, and Hypertension. Dr. Johnston is currently accepting new patients.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- HMO
- POS
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
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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
- Experienced
- Atrial TachycardiaDr. Johnston isExperienced. Learn about Atrial Tachycardia.
- Atrioventricular Nodal Reentrant Tachycardia (AVNRT)
- Bacterial GastroenteritisDr. Johnston isExperienced. Learn about Bacterial Gastroenteritis.
- CirrhosisDr. Johnston isExperienced. Learn about Cirrhosis.
- Eunuchoidism Familial HypogonadotropicDr. Johnston isExperienced. Learn about Eunuchoidism Familial Hypogonadotropic.
- Familial Combined HyperlipidemiaDr. Johnston isExperienced. Learn about Familial Combined Hyperlipidemia.