Summary

Dr. John Harmon is a surgeon with five decades and seven years of experience in medicine. He earned his medical degree from Columbia University College of Physicians and Surgeons, bringing extensive surgical expertise to his practice. Dr. Harmon is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Harmon practices at multiple Johns Hopkins locations throughout Baltimore, Maryland, including Johns Hopkins Bayview Medical Center and The Johns Hopkins Hospital. He specializes in treating conditions such as blood in the urine and performs minimally invasive procedures like cystoscopy to examine the bladder and laparoscopy for diagnostic and surgical purposes. Patients have given him an average rating of 4.2 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • 4.2
  • 57 years of experience
  • speaks English, Spanish
  • Columbia University College Of Physicians & Surgeons
  • 2 specialties
  • 21 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Flexible scheduling

Office Locations

Dr. John W Harmon has 3 locations

Johns Hopkins Hospital Kidney Transplant

600 N Wolfe StBaltimore, MD 21287
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

The Johns Hopkins Hospital

1800 Orleans StBaltimore, MD 21287

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Dr. John W Harmon, MDDr. Hashim M Hesham, MDDr. Rhonda Leslie Zuckerman, MDDr. Padmini Thomas, MD
SurgerySurgeryAnesthesiologyAnesthesiology
Accepts New Patients Accepts New Patients
4.2 
57 Years of Experience 42 Years of Experience 60 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Chinese
Baltimore , MDBaltimore , MDBaltimore , MDBaltimore , MD
Med School: Columbia University College Of Physicians & Surgeons Med School: JOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE Med School: Christian Medical College
Current Profile
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Insurance Plans Accepted by Dr. John W Harmon

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

Medical Specialties

Dr. John W Harmon has the following 2 specialties

Specialty Expertise

Dr. John W Harmon has the following 21 areas of expertise

  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Barrett Esophagus
  • Blast Injuries
  • Breast Cancer
  • Breast Diseases
  • Burns
  • Cancer
  • Esophageal Diseases
  • Esophagus Cancer (Esophogeal Neoplasm)
  • Galbladder Removal (Cholecystectomy)
  • Gallstones
  • Gene Therapy
  • Glandular Cancer (Adenocarcinoma)
  • Hernia
  • Infarction
  • Laparoscopic Surgery (Laparoscopy)
  • Metastatic Breast Cancer
  • Other
  • Squamous Cell Carcinoma
  • Thyroid Diseases
  • Wounds and Injuries

Certifications, License, & Education

57 Years Experience

Dr. John W Harmon holds an active medical license in the state of Maryland.

Medical License

Medical Doctor with an active medical license in the state of Maryland that expires in 2026.

Education & Training

Medical School

Graduated from Columbia University College Of Physicians & Surgeons in 1969.

NPI Number

Dr. Harmon's NPI number is 1356391494.

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Frequently Asked Questions

Where is Dr. John Harmon's office located?
Dr. John Harmon's office is located at 4940 Eastern Ave, Baltimore, MD, 21224.
Is Dr. John Harmon accepting new patients?
Dr. John Harmon has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. John Harmon?
You can find contact information for Dr. John Harmon here on Vitals.
Does Dr. John Harmon accept virtual/telehealth appointments?
Dr. John Harmon has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. John Harmon accept my insurance?
You can see the insurance plans that Dr. John Harmon accepts on their Vitals profile.

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