Leonard B Johnson, MD
Infectious Disease Internal Medicine
Leonard B Johnson is an Infectious Disease Internal Medicine specialist based in Grosse Pointe Woods, MI with over 33 years of clinical experience. Offers virtual telehealth visits.
Leonard B Johnson, MD has been part of the Grosse Pointe Woods medical community since 2005 in group practice. He graduated from Michigan State University College of Osteopathic Medicine in 1993 and has 33+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and diabetes (per CMS claims data).
Older · 6222dNPPES updated 2009-05-11 · verify NPI on CMS · Verify license at Michigan Board of Medicine
Contact & Location
Practice Location
19251 Mack Ave 333, Grosse Pointe Woods, MI 48236-2893
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 Diabetes.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+23%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+24%) — a focus area for this doctor
The heart cannot pump blood efficiently enough to meet the body's needs
US avg: 22.5%↑ More patients than average (+34%) — a focus area for this doctor
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↑ More patients than average (+25%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+6%) — a focus area for this doctor
Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow
US avg: 20.4%↑ More patients than average (+32%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1993
Michigan State University College of Osteopathic Medicine
33 years in practice
Senior practitioner
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
Education & Training
Michigan State University College of Osteopathic Medicine (Class of 1993)
Mailing address
43800 Garfield Rd, Clinton Township, MI 48038-1136
Differs from practice location
Virtual Infectious Disease Care With Leonard B Johnson
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Leonard B Johnson for blood pressure monitoring, cholesterol management, diabetes check-ins — no travel to Grosse Pointe Woods required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about Leonard B Johnson
Dr. Johnson is listed as active in the NPI registry with telehealth listed in Grosse Pointe Woods, MI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (313) 343-7280.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Leonard B Johnson
Practice Location
19251 Mack Ave 333, Grosse Pointe Woods, MI 48236-2893
Mailing Address
43800 Garfield Rd, Clinton Township, MI 48038-1136
This is a provider directory. Contact the office directly to schedule appointments.
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