Overview
John Horner is a primary care provider, practicing in Internal Medicine in Morristown, Tennessee. Dr. Horner has been practicing medicine for over 44 years and is rated as an Experienced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Chronic Obstructive Pulmonary Disease (COPD), Lung Metastases, Apoplexy, Gastrostomy, and Bone Marrow Aspiration. Dr. Horner is currently accepting new patients.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- HMO
- MEDICARE MAPD
- MEDICARE PDP
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
Preferred Internal Medicine
. Dr. Overholt is rated as an Advanced provider by MediFind in the treatment of Type 2 Diabetes (T2D). Her top areas of expertise are Type 2 Diabetes (T2D), Schnitzler Syndrome, Monoclonal Gammopathy of Undetermined Significance (MGUS), and Familial Hypertension.
Novant Health Asheville Endocrinology
Brian Cumbie is an Internal Medicine specialist and an Endocrinologist in Asheville, North Carolina. Dr. Cumbie is rated as an Advanced provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Type 1 Diabetes (T1D), Type 2 Diabetes (T2D), Hyperparathyroidism, and Maturity Onset Diabetes of the Young.
Dlp Western Carolina Physician Practices LLC
John Lafata is a primary care provider, practicing in Internal Medicine in Clyde, North Carolina. Dr. Lafata is rated as a Distinguished provider by MediFind in the treatment of Type 2 Diabetes (T2D). His top areas of expertise are Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Type 2 Diabetes (T2D). Dr. Lafata is currently accepting new patients.
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
- Advanced
- ApoplexyDr. Horner isAdvanced. Learn about Apoplexy.
- Atypical PneumoniaDr. Horner isAdvanced. Learn about Atypical Pneumonia.
- Chronic Obstructive Pulmonary Disease (COPD)
- End-Stage Renal Disease (ESRD)Dr. Horner isAdvanced. Learn about End-Stage Renal Disease (ESRD).
- Heart AttackDr. Horner isAdvanced. Learn about Heart Attack.
- Hospital-Acquired PneumoniaDr. Horner isAdvanced. Learn about Hospital-Acquired Pneumonia.
- Experienced
- Acute CystitisDr. Horner isExperienced. Learn about Acute Cystitis.
- Acute Kidney FailureDr. Horner isExperienced. Learn about Acute Kidney Failure.
- AnemiaDr. Horner isExperienced. Learn about Anemia.
- Barrett EsophagusDr. Horner isExperienced. Learn about Barrett Esophagus.
- Bone Marrow AspirationDr. Horner isExperienced. Learn about Bone Marrow Aspiration.
- CellulitisDr. Horner isExperienced. Learn about Cellulitis.

