Dr. John O. Nnadi
- Gender: Male
- Experience: 22 years
- Graduation year: 1999
- Sole propriator: No
- NPI: 1558506782
Dr. John O. Nnadi MD
Infectious Disease Specialist
He is located at 17000 Medical Center Drive in Baton Rouge, LA 70816. Can help patients with the following: Hepatitis A (HAV), Impetigo, Meningitis, Pneumonia, Smallpox, Tuberculosis (TB). His National Provider Identifier (NPI) number is 1558506782. Appointment can be made via the phone number (225) 752-2470. He is affiliated with 2 practices and 1 hospitals.
Conditions treated
Dr. John Onyemaechi Nnadi, being an infectious disease specialist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. John O. Nnadi.
- Acquired Immunodeficiency Syndrome (AIDS)
- Anthrax
- Arthritis
- Asthma
- Bacterial Vaginosis
- Boils
- Botulism
- Bronchitis
- Brucellosis
- Cancer
- Candida Auris
- Cat Scratch Disease
- Cellulitis
- Chagas Disease
- Chickenpox
- Chlamydia
- Cholera
- Chronic Obstructive Pulmonary Disease (COPD)
- Chronic Rhinitis
- Common Cold
- Coronavirus
- Cryptococcosis
- Cytomegalovirus (CMV)
- Dengue Fever
- Diarrhea
- Diphtheria
- E. Coli Infection
- Eastern Equine Encephalitis (EEE)
- Ebola Hemorrhagic Fever
- Encephalitis
- Endocarditis
- Epididymitis
- Fifth Disease
- Food Poisoning
- Gangrene
- Genital Herpes
- Giardiasis
- Gonorrhea
- Guinea Worm Disease
- Hand, Foot, and Mouth Disease (HFMD)
- Helicobacter Pylori Infection
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Herpes Simplex Virus
- High Blood Pressure
- Histoplasmosis
- Human Immunodeficiency Virus (HIV)
- Human Papillomavirus (HPV)
- Impetigo
- Infectious Diseases
- Infectious Mononucleosis
- Influenza
- Leishmaniasis
- Leprosy
- Leptospirosis
- Listeriosis
- Lyme Disease
- Mad Cow Disease
- Malaria
- Measles
- Meningitis
- Mumps
- Nail Fungus
- Necrotizing Fasciitis (NF)
- Neutropenia
- Osteomyelitis
- Pinworm Infection
- Pityriasis Rosea
- Pneumonia
- Polio
- Rabies
- Rocky Mountain Spotted Fever (RMSF)
- Roseola
- Rubella
- Salmonella Food Poisoning
- Scabies
- Scarlet Fever
- Schistosomiasis
- Sepsis
- Severe Acute Respiratory Syndrome (SARS)
- Sexually Transmitted Diseases (STDs)
- Smallpox
- Sore Throat
- Staph Infection
- Stomach Flu
- Strep Throat
- Swine Flu
- Syphilis
- Tetanus
- Thrush
- Tonsillitis
- Toxic Shock Syndrome (TSS)
- Toxoplasmosis
- Trichinosis
- Tuberculosis (TB)
- Typhoid Fever
- Upper Respiratory Infection (URI)
- Valley Fever
- Viral Hemorrhagic Fever (VHF)
- West Nile Virus
- Whooping Cough
- Yaws
- Yeast Infection
- Yellow Fever
- Zika Virus
Insurances Accepted by Dr. John O. Nnadi
- Blue Cross Blue Shield of Louisiana
Medicare Enrollment
Dr. John O. Nnadi is enrolled to bill Medicare as a Practitioner - Internal Medicine (also registered under: Practitioner - Infectious Disease) .
Bills through: Ochsner Clinic Llc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Payments received
Drug payment
| The Medicines Company | $569 |
| Allergan | $260 |
| Merck | $187 |
Other
| Food and Beverage | $2144 |
Studies
Graduated in 1999Other ways to reach out
- Facebook: https://www.facebook.com/OchsnerHealth/
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Questions & Answers
Does Dr. John Onyemaechi Nnadi have affiliation with practices?
Dr. John Onyemaechi Nnadi is affiliated with Comprehensive Hospitalists of MS LLC. For the full list of practices see this list.
Where can you meet with Dr. John Onyemaechi Nnadi?
Dr. John Onyemaechi Nnadi's office is located at 17000 Medical Center Drive in Baton Rouge, LA 70816.
Has Dr. John Onyemaechi Nnadi affiliation with hospitals?
Dr. John Onyemaechi Nnadi is affiliated with OCHSNER MEDICAL CENTER - BATON ROUGE.
Does Dr. John Onyemaechi Nnadi accept patients with Blue Cross Blue Shield of Louisiana?
Yes, Dr. John Onyemaechi Nnadi accepts patients with Blue Cross Blue Shield of Louisiana.
What conditions does Dr. John Onyemaechi Nnadi treat?
Dr. John Onyemaechi Nnadi provides treatment for Hepatitis A (HAV), Impetigo, Meningitis, Pneumonia, Smallpox, Tuberculosis (TB). For the full list see this list.