Sergio A. Diaz
Expertise in
26
conditions

Dr. Sergio A. Diaz

Internal Medicine
301 Med Tech Pkwy, Ste 240, 
Johnson City, TN 
Expertise in
26
conditions
301 Med Tech Pkwy, Ste 240, 
Johnson City, TN 

Overview

Sergio Diaz is a primary care provider, practicing in Internal Medicine in Johnson City, Tennessee.

Dr. Diaz is highly rated in 26 conditions, according to our data. His clinical expertise encompasses Cellulitis, Acute Cystitis, Sepsis, Ureteroscopy, and Gastrostomy.

Dr. Diaz is board certified in American Board Of Internal Medicine.

Specialties

Internal Medicine

Licenses

  in  
Internal Medicine in TN

Board Certifications

American Board Of Internal Medicine

Fellowships

Hospitalist Medicine

Hospital Affiliations

 
Sycamore Shoals Hospital
Johnson City Medical Center
Franklin Woods Community Hospital

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
  • HMO
  • POS
  • PPO
CareSource
  • HMO
Cigna
  • EPO
  • HMO
  • PPO
Farm Bureau Health Plans
  • HMO
  • MEDICARE MAPD
  • MEDICARE PDP
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
Highmark
  • EPO
  • HMO
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Independent Health
  • EPO
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Medicare
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE PART D
MVP Health
  • EPO
  • PPO
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 13 Less Insurance Carriers -

Locations

Johnson City Internal Medicine
301 Med Tech Pkwy, Ste 240, Johnson City, TN 37604
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Johnson City Internal Medicine

301 Med Tech Pkwy, Ste 240, 
Johnson City, TN 
 (0.1 miles away)
423-794-5520
Languages Spoken:
English
See accepted insurances
Accepting New Patients
Offers Telehealth

Mark Williams is a primary care provider, practicing in Internal Medicine in Johnson City, Tennessee. Dr. Williams is highly rated in 37 conditions, according to our data. His clinical expertise encompasses Sitosterolemia, Undifferentiated Connective Tissue Disease (UCTD), High Cholesterol, and Psoriatic Arthritis. Dr. Williams is board certified in American Board Of Internal Medicine. Dr. Williams is currently accepting new patients.

Frequently Asked Questions about Dr. Sergio A. Diaz

How do I make an appointment with Dr. Sergio A. Diaz?

You can book an appointment with Dr. Sergio A. Diaz by calling their office at 423-794-5520. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Sergio A. Diaz a top-rated expert for Cellulitis?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Sergio A. Diaz is classified as an Distinguished expert for Cellulitis, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Sergio A. Diaz specialize in?

While Dr. Sergio A. Diaz is a Internal Medicine, they have specific expertise in Cellulitis, Acute Cystitis, and Sepsis. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Internal Medicine.

Does Dr. Sergio A. Diaz accept my insurance?

Dr. Sergio A. Diaz accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 423-794-5520 to verify that your specific plan is currently accepted before your visit.

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

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