Summary

With 60 years in pulmonology, internal medicine, and critical care medicine, Dr. Vijay Mahajan treats obstructive sleep apnea, sleep apnea, and sleep apnea in children, and performs sleep studies, end tidal carbon dioxide monitoring, and polysomnograms. He speaks English and Spanish.

Dr. Mahajan completed his residency at Cleveland Clinic Health System and sees patients at locations in Defiance, Toledo, Oregon, Tiffin, Sylvania, and Perrysburg, Ohio. He is affiliated with Mercy Health Saint Charles Hospital, Promedica Defiance Regional Hospital, Mercy Health Defiance Hospital, Mercy Saint Vincent Medical Center, Mercy Health Tiffin Hospital, Mercy Health Saint Anne Hospital, Mercy Health Willard Hospital, and Promedica Toledo Hospital. Patients on Vitals rate Dr. Mahajan 4.95 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 5
  • 60 years of experience
  • speaks English, Spanish
  • Cleveland Clinic Health System
  • 3 written reviews
  • 3 specialties
  • 9 areas of expertise
  • 8 hospital affiliations
  • 11 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Vijay Kumar Mahajan has 11 locations

Pulmonary and Sleep Medicine

1400 E 2nd StDefiance, OH 43512

Mercy Health Tiffin Hospital

45 St Lawrence DrTiffin, OH 44883

Pulmonary and Sleep Medicine

7640 Sylvania Ave Ste BSylvania, OH 43560

Pulmonary and Sleep Medicine

12623 Eckel Junction Rd Ste 2600Perrysburg, OH 43551

Pulmonary and Sleep Medicine

3851 Navarre Ave Ste 250Oregon, OH 43616

Mercy Health - Respiratory Specialists

2222 Cherry St Ste 1400Toledo, OH 43608

Mercy Health Perrysburg Hospital

12623 Eckel Junction RdPerrysburg, OH 43551

Mercy Health Respiratory Specialists

12623 Eckel Junction Rd Ste 2600Perrysburg, OH 43551
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

Compare with Similar Doctors

Dr. Vijay Kumar Mahajan, MD
Dr. Balhinder Singh Brar, MD
Dr. David William Hunter, MD
Dr. Bikram Singh Johar, MD
Dr. Vijay Kumar Mahajan, MDDr. Balhinder Singh Brar, MDDr. David William Hunter, MDDr. Bikram Singh Johar, MD
PulmonologyNephrologyAllergy & ImmunologyNephrology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
5 
2 
4.5 
4 
60 Years of Experience 38 Years of Experience 61 Years of Experience 38 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks French, Spanish Speaks English Speaks French, Spanish
Defiance , OHMaumee , OHToledo , OHTiffin , OH
Med School: Pt B D S Postgraduate Institute Of Medical Sciences Med School: Christian Medical College Ludhiana Med School: University Of Michigan Medical School Med School: Dayanand Medical College
Current Profile
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Insurance Plans Accepted by Dr. Vijay Kumar Mahajan

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Vijay Kumar Mahajan has the following 3 specialties

Specialty Expertise

Dr. Vijay Kumar Mahajan has the following 9 areas of expertise

  • Angiographic Visualization
  • Asthma
  • Chest Infection
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Critical Care Medicine
  • Emphysema
  • Internal Medicine
  • Pneumonia
  • Tuberculosis (TB)

Certifications, License, & Education

60 Years Experience

Dr. Vijay Kumar Mahajan holds expired and inactive medical licenses in the states of Ohio and Michigan.

Medical License

Medical Doctor with an expired medical license in the state of Ohio that expired in 2026 and an inactive medical license in the state of Michigan that expired in 1999.

Education & Training

Residency

Completed their residency at Cleveland Clinic Health System.

Medical School

Graduated from Pt B D S Postgraduate Institute Of Medical Sciences in 1966.

NPI Number

Dr. Mahajan's NPI number is 1568453959.

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Frequently Asked Questions

Where is Dr. Vijay Mahajan's office located?
Dr. Vijay Mahajan's office is located at 1400 E 2nd St, Defiance, OH, 43512.
What languages does Dr. Vijay Mahajan speak?
Dr. Vijay Mahajan speaks English and Spanish.
How can I make an appointment with Dr. Vijay Mahajan?
You can find contact information for Dr. Vijay Mahajan here on Vitals.
Is Dr. Vijay Mahajan accepting new patients?
Dr. Vijay Mahajan is accepting new patients on Vitals. View Dr. Vijay Mahajan's profile on Vitals to make an appointment.
Does Dr. Vijay Mahajan accept my insurance?
You can see the insurance plans that Dr. Vijay Mahajan accepts on their Vitals profile.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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