John Onyemaechi Nnadi, MD
Infectious Disease Internal Medicine
John Onyemaechi Nnadi is an Infectious Disease Internal Medicine specialist based in Baton Rouge, LA with over 27 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
John Onyemaechi Nnadi, MD practices as part of a group infectious disease specialist practice in Baton Rouge, LA. He has been practicing since 2008 — over 27 years. He regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data).
Older · 1283dNPPES updated 2022-11-17 · verify NPI on CMS · Verify license at Louisiana State Board of Medical Examiners
Contact & Location
Practice Location
17000 Medical Center Dr, Baton Rouge, LA 70816-3246
How Does This Doctor Compare?
Medicare Patients
290
Unique beneficiaries
Standard volumePrescription Recipients
203
Patients prescribed
Prescriptions Written
1,219
Total claims
Total Medicare drug cost: $1.19M
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.
High blood pressure — a leading risk factor for heart disease and stroke
Elevated cholesterol or triglycerides that increase heart disease risk
Joint inflammation causing pain, swelling, and stiffness
Gradual loss of kidney function over time, often linked to diabetes or hypertension
The heart cannot pump blood efficiently enough to meet the body's needs
A condition where the body cannot properly regulate blood sugar levels
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
Conditions affecting emotional state, including depression and bipolar disorder
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$17 received from industry
1 transaction reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to John Onyemaechi Nnadi's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Nov 16, 2022
Self-reported via NPPES
27 years in practice
Experienced
Infectious disease specialists diagnose and treat complex infections including HIV/AIDS, hepatitis, tuberculosis, antibiotic-resistant infections (MRSA), post-surgical infections, and travel-related illnesses. They also provide pre-travel vaccination counseling and manage infections in immunocompromised patients.
Taxonomy: 207RI0200X
Mailing address
2925 Tradition Ave, Baton Rouge, LA 70810-0336
Differs from practice location
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 100044
View hospital on Medicare Care CompareVirtual Infectious Disease Care With John Onyemaechi Nnadi
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with John Onyemaechi Nnadi for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Baton Rouge required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about John Onyemaechi Nnadi
NPI records show Dr. Nnadi as active with telehealth listed in Baton Rouge, LA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (225) 752-2470.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact John Onyemaechi Nnadi
Practice Location
17000 Medical Center Dr, Baton Rouge, LA 70816-3246
Mailing Address
2925 Tradition Ave, Baton Rouge, LA 70810-0336
This is a provider directory. Contact the office directly to schedule appointments.
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