Dr. Leonard B. Johnson
- Gender: Male
- Experience: 28 years
- Graduated from: Michigan State University College Of Osteopathic Medicine
- Graduation year: 1993
- Sole propriator: No
- NPI: 1982697645
Dr. Leonard B. Johnson MD
Infectious Disease Specialist
He is located at 19251 Mack Avenue 333 in Grosse Pointe Woods, MI 48236. Can help patients with the following: Chest Pain, Hand, Foot, and Mouth Disease (HFMD), Histoplasmosis, Obesity, Polio, Typhoid Fever. His National Provider Identifier (NPI) number is 1982697645. Appointment can be made via the phone number (313) 343-7280. He is affiliated with 1 hospitals.
Conditions treated
Dr. Leonard B. Johnson, 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. Leonard B. Johnson.
- Abdominal Pain
- Acquired Immunodeficiency Syndrome (AIDS)
- Acute Pain
- Anemia
- Anthrax
- Arthritis
- Asthma
- Atherosclerosis
- Bacterial Vaginosis
- Bladder Control
- Boils
- Botulism
- Bronchitis
- Brucellosis
- Cancer
- Candida Auris
- Cat Scratch Disease
- Cellulitis
- Chagas Disease
- Chest Pain
- Chickenpox
- Chlamydia
- Cholecystitis
- Cholera
- Chronic Obstructive Pulmonary Disease (COPD)
- Chronic Rhinitis
- Common Cold
- Constipation
- Coronavirus
- Cryptococcosis
- Cystitis
- Cytomegalovirus (CMV)
- Dengue Fever
- Diarrhea
- Diphtheria
- E. Coli Infection
- Eastern Equine Encephalitis (EEE)
- Ebola Hemorrhagic Fever
- Edema
- Encephalitis
- Endocarditis
- Epididymitis
- Fever
- Fifth Disease
- Food Poisoning
- Gangrene
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Genital Herpes
- Giardiasis
- Gonorrhea
- Guinea Worm Disease
- Hand, Foot, and Mouth Disease (HFMD)
- Headache
- Heart Disease
- Helicobacter Pylori Infection
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Herpes Simplex Virus
- Hiatal Hernia
- High Blood Pressure
- Histoplasmosis
- Hot Flashes
- Human Immunodeficiency Virus (HIV)
- Human Papillomavirus (HPV)
- Hyperlipidemia
- Hyponatremia
- Impetigo
- Infectious Diseases
- Infectious Mononucleosis
- Influenza
- Inguinal Hernia
- Leishmaniasis
- Leprosy
- Leptospirosis
- Listeriosis
- Lyme Disease
- Mad Cow Disease
- Malaria
- Measles
- Meningitis
- Migraine
- Mumps
- Nail Fungus
- Nausea and Vomiting
- Necrotizing Fasciitis (NF)
- Neutropenia
- Obesity
- Osteomyelitis
- Osteoporosis
- Peptic Ulcer
- Pinworm Infection
- Pityriasis Rosea
- Pneumonia
- Polio
- Prescription Refill
- 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)
- Urethritis
- Urinary Tract Infection (UTI)
- Valley Fever
- Viral Hemorrhagic Fever (VHF)
- West Nile Virus
- Whooping Cough
- Yaws
- Yeast Infection
- Yellow Fever
- Zika Virus
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Leonard B. Johnson as in-network for the following 2026 plans.
Health plans
Ambetter from Meridian
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 9 plans from Ambetter from Meridian
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Clear Silver | HMO · Silver | Preferred | Not accepting new patients |
| Elite Gold | HMO · Gold | Preferred | Not accepting new patients |
| Elite Gold + Vision + Adult Dental | HMO · Gold | Preferred | Not accepting new patients |
| Everyday Gold | HMO · Gold | Preferred | Not accepting new patients |
| Everyday Gold + Vision + Adult Dental | HMO · Gold | Preferred | Not accepting new patients |
| Standard Gold | HMO · Gold | Preferred | Not accepting new patients |
| Standard Gold + Vision + Adult Dental | HMO · Gold | Preferred | Not accepting new patients |
| Standard Silver | HMO · Silver | Preferred | Not accepting new patients |
| Standard Silver + Vision + Adult Dental | HMO · Silver | Preferred | Not accepting new patients |
Blue Care Network of Michigan
Network data as of Aug 24, 2026, as reported by the insurer.
Show all 20 plans from Blue Care Network of Michigan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Cross® Local HMO Bronze Extra | HMO · Expanded Bronze | Null | Not accepting new patients |
| Blue Cross® Local HMO Bronze Secure | HMO · Bronze | Null | Not accepting new patients |
| Blue Cross® Local HMO Silver Extra | HMO · Silver | Null | Not accepting new patients |
| Blue Cross® Local HMO Silver Saver | HMO · Silver | Null | Not accepting new patients |
| Blue Cross® Preferred HMO Bronze Extra | HMO · Expanded Bronze | Null | Not accepting new patients |
| Blue Cross® Preferred HMO Bronze Saver HSA | HMO · Expanded Bronze | Null | Not accepting new patients |
| Blue Cross® Preferred HMO Bronze Secure | HMO · Bronze | Null | Not accepting new patients |
| Blue Cross® Preferred HMO Gold | HMO · Gold | Null | Not accepting new patients |
| Blue Cross® Preferred HMO Gold Extra | HMO · Gold | Null | Not accepting new patients |
| Blue Cross® Preferred HMO Silver | HMO · Silver | Null | Not accepting new patients |
| Blue Cross® Preferred HMO Silver Extra | HMO · Silver | Null | Not accepting new patients |
| Blue Cross® Preferred HMO Silver Saver | HMO · Silver | Null | Not accepting new patients |
| Blue Cross® Preferred HMO Value | HMO · Catastrophic | Null | Not accepting new patients |
| Blue Cross® Select HMO Bronze Extra | HMO · Expanded Bronze | Null | Not accepting new patients |
| Blue Cross® Select HMO Bronze Saver HSA | HMO · Expanded Bronze | Null | Not accepting new patients |
| Blue Cross® Select HMO Bronze Secure | HMO · Bronze | Null | Not accepting new patients |
| Blue Cross® Select HMO Silver | HMO · Silver | Null | Not accepting new patients |
| Blue Cross® Select HMO Silver Extra | HMO · Silver | Null | Not accepting new patients |
| Blue Cross® Select HMO Silver Saver | HMO · Silver | Null | Not accepting new patients |
| Blue Cross® Select HMO Value | HMO · Catastrophic | Null | Not accepting new patients |
Blue Cross Blue Shield of Michigan Mutual Insurance Company
Network data as of Aug 24, 2026, as reported by the insurer.
Show all 9 plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Cross® Premier PPO Bronze Extra | PPO · Expanded Bronze | Null | Accepting new patients |
| Blue Cross® Premier PPO Bronze Saver HSA | PPO · Expanded Bronze | Null | Accepting new patients |
| Blue Cross® Premier PPO Bronze Secure | PPO · Bronze | Null | Accepting new patients |
| Blue Cross® Premier PPO Gold | PPO · Gold | Null | Accepting new patients |
| Blue Cross® Premier PPO Gold Extra | PPO · Gold | Null | Accepting new patients |
| Blue Cross® Premier PPO Silver | PPO · Silver | Null | Accepting new patients |
| Blue Cross® Premier PPO Silver Extra | PPO · Silver | Null | Accepting new patients |
| Blue Cross® Premier PPO Silver Saver HSA | PPO · Silver | Null | Accepting new patients |
| Blue Cross® Premier PPO Value | PPO · Catastrophic | Null | Accepting new patients |
Priority Health
Network data as of Aug 26, 2026, as reported by the insurer.
Show all 9 plans from Priority Health
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| MyPriority Balanced Silver | HMO · Silver | Mypriority HMO | Accepting new patients |
| MyPriority Premier Silver | HMO · Silver | Mypriority HMO | Accepting new patients |
| MyPriority Standard Bronze | HMO · Expanded Bronze | Mypriority HMO | Accepting new patients |
| MyPriority Standard Bronze - Travel | HMO · Expanded Bronze | Mypriority HMO | Accepting new patients |
| MyPriority Standard Gold | HMO · Gold | Mypriority HMO | Accepting new patients |
| MyPriority Standard Silver | HMO · Silver | Mypriority HMO | Accepting new patients |
| MyPriority Standard Silver - Travel | HMO · Silver | Mypriority HMO | Accepting new patients |
| MyPriority Value Bronze | HMO · Expanded Bronze | Mypriority HMO | Accepting new patients |
| MyPriority Value Bronze HSA | HMO · Expanded Bronze | Mypriority HMO | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Leonard B. Johnson is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Leonard B. Johnson is enrolled to bill Medicare as a Practitioner - Infectious Disease (also registered under: Practitioner - Internal Medicine) .
Bills through: Henry Ford Health St. John Hospital
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Theravance Biopharma | $205 |
| Pfizer | $10 |
Other
| Food and Beverage | $216 |
Studies
MICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated in 1993Additional Specialities
- Internist
Looking for more Infectious Disease Specialists?
Out of the 12 infectious disease specialists in this region, here are 10 randomly selected ones for you to explore.
- Gender: Male
- Address: 270 22201 Moross Road Detroit, 48236, MI
- Gender: Male
- Address: 123 Summer Street Suite 220 South Worcester, 1608, MA
- Gender: Female
- Address: #333 19251 Mack Avenue Grosse Pointe Woods, 48236, MI
- Gender: Male
- Address: 726 South Renaud Road Grosse Pointe Woods, 48236, MI
- Gender: Female
- Address: 2 Hurley Plaza Suite 109 Flint, 48503, MI
- Gender: Male
- Address: Suite 100 22631 Greater Mack Avenue St Clair Shores, 48080, MI
- Gender: Male
- Address: #333 19251 Mack Avenue Grosse Pointe Woods, 48236, MI
- Gender: Male
- Address: #190 19251 Mack Avenue Grosse Pointe Woods, 48236, MI
- Gender: Male
- Address: Suite G-33 22151 Moross Road Detroit, 48236, MI
- Gender: Female
- Address: University Health Center Suite 2E Medical Education 4201 Saint Antoine Street Detroit, 48201, MI
Questions & Answers
Where can you meet with Dr. Leonard B. Johnson?
Dr. Leonard B. Johnson's office is located at 19251 Mack Avenue 333 in Grosse Pointe Woods, MI 48236.
Has Dr. Leonard B. Johnson affiliation with hospitals?
Dr. Leonard B. Johnson is affiliated with ST JOHN HOSPITAL AND MEDICAL CENTER.
What conditions does Dr. Leonard B. Johnson treat?
Dr. Leonard B. Johnson provides treatment for Chest Pain, Hand, Foot, and Mouth Disease (HFMD), Histoplasmosis, Obesity, Polio, Typhoid Fever. For the full list see this list.
Does Dr. Leonard B. Johnson accept insurance?
Dr. Leonard B. Johnson is listed in-network for 47 ACA Marketplace (Obamacare/HealthCare.gov) plans from Ambetter from Meridian, Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, Priority Health. See the Marketplace plans section for details.