Summary

Dr. Robert Johnson specializes in internal medicine, bringing more than five decades of medical expertise to his practice. He earned his medical degree from Columbia University College of Physicians and Surgeons and completed his residency training at North Shore University Hospital. With 52 years in practice, Dr. Johnson has developed extensive experience in comprehensive adult healthcare. He provides care in English to patients throughout the region.

Dr. Johnson maintains affiliations with Saint Catherine of Siena Medical Center and practices in Smithtown and Stony Brook, New York. He focuses on managing complex conditions like type 2 diabetes and diabetic complications, including nerve damage that can affect the hands and feet. His treatment approach includes advanced procedures such as specialized skin treatments using laser technology and cryotherapy, along with infusion therapy for patients requiring intravenous medications. Patients have given him an average rating of 4.3 out of 5 stars for his care.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.3
  • 52 years of experience
  • 15 insurance plans accepted
  • speaks English
  • North Shore University Hospital
  • 2 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 3 office locations
  • Male

Office Locations

Dr. Robert Carl Johnson has 3 locations

Branch Medical Associates

50 Karl Ave Ste 301Smithtown, NY 11787
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Stony Brook University Hospital

101 Nicolls RdStony Brook, NY 11794

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Dr. Robert Carl Johnson, MDDr. Michael Benhuri, MDDr. Seeme Raza, MDDr. Bruce Lawrence Feldman, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
3.6 
4.7 
52 Years of Experience 40 Years of Experience 27 Years of Experience 39 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks Spanish, English Speaks English, Urdu, Punjabi, Hindi Speaks English
Smithtown , NYMassapequa , NYOyster Bay , NYHuntington , NY
Med School: Columbia University College Of Physicians & Surgeons Med School: Universidad De Buenos Aires Med School: Dow Medical College Med School: Lewis Katz School Of Medicine At Temple University
Current Profile
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Insurance Plans Accepted by Dr. Robert Carl Johnson

  • Accepts Medicaid
  • 1199SEIU
  • Aetna
  • Aetna - HMO
  • Blue Cross Blue Shield
  • EmblemHealth
  • Geisinger Health Plan
  • HealthFirst (NY)
  • Humana
  • MagnaCare
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • UnitedHealthcare
  • UnitedHealthcare Oxford
  • UnitedHealthOne

Medical Specialties

Dr. Robert Carl Johnson has the following specialty

Specialty Expertise

Dr. Robert Carl Johnson has the following 10 areas of expertise

  • Check-up
  • Diabetes
  • Geriatric Medicine
  • Heartburn
  • Immunization
  • Physical
  • Preventive Medicine
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

52 Years Experience

EDUCATION & TRAINING

Residency

North Shore University Hospital

Medical School

Columbia University College Of Physicians & SurgeonsGraduated in 1974

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Frequently Asked Questions

Where is Dr. Robert Johnson's office located?
Dr. Robert Johnson's office is located at 50 Karl Ave Ste 301, Smithtown, NY, 11787.
Does Dr. Robert Johnson accept my insurance?
You can see the insurance plans that Dr. Robert Johnson accepts on their Vitals profile.
Does Dr. Robert Johnson accept virtual/telehealth appointments?
Dr. Robert Johnson has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Is Dr. Robert Johnson accepting new patients?
Dr. Robert Johnson is accepting new patients on Vitals. View Dr. Robert Johnson's profile on Vitals to make an appointment.
Which hospitals is Dr. Robert Johnson affiliated with?
Dr. Robert Johnson is affiliated with Saint Catherine Of Siena Medical Center.

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