5
2 Ratings
Summary
Dr. Diefes graduated from the Hahnemann University School of Medicine in 1992. He works in Philadelphia, PA and 1 other location and specializes in Critical Care Medicine. Dr. Diefes is affiliated with Roxborough Memorial Hospital, Lankenau Medical Center, Jefferson Bucks Hospital, Jefferson Lansdale Hospital and Childrens Hospital Of Philadelphia Middleman Family Pavilion.
Quick Facts
- 34 years of experience
- speaks English
- Drexel University/Hahnemann University Hospital
- 1 specialty
- 7 areas of expertise
- 5 hospital affiliations
- 2 office locations
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Locations
Dr. Gerard John Diefes has 2 locationsCompare with Similar Doctors
 | |  |  |
| Dr. Gerard John Diefes, MD | Seyedmohammad Pourshahid, MD, MPH | Dr. Parag Desai, MD | Dr. John M. Travaline, MD |
| Critical Care Medicine | Critical Care Medicine | Critical Care Medicine | Critical Care Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 34 Years of Experience | 12 Years of Experience | 21 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 | Speaks English | ||
| Philadelphia , PA | Philadelphia , PA | Philadelphia , PA | Philadelphia , PA |
| Med School: Hahnemann University School Of Medicine | Med School: Shiraz University Of Medical Sciences | Med School: Rutgers New Jersey Medical School | Med School: Sidney Kimmel Medical College At Thomas Jefferson University |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Gerard John Diefes
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Gerard John Diefes has the following specialty
Specialty Expertise
Dr. Gerard John Diefes has the following 7 areas of expertise
Certifications, License, & Education
34 Years Experience
Dr. Gerard John Diefes holds an active medical license in the state of Pennsylvania.
Medical License
Medical Doctor with an active medical license in the state of Pennsylvania that expires in 2026.
Education & Training
Residency
Completed their residency at Drexel University/Hahnemann University Hospital.
Medical School
Graduated from Hahnemann University School Of Medicine in 1992.
NPI Number
Dr. Diefes' NPI number is 1417948951.
Similar doctors
Frequently Asked Questions
- What languages does Dr. Gerard Diefes speak?
- Dr. Gerard Diefes speaks English.
- How can I make an appointment with Dr. Gerard Diefes?
- You can find contact information for Dr. Gerard Diefes here on Vitals.
- Does Dr. Gerard Diefes accept virtual/telehealth appointments?
- Dr. Gerard Diefes has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Where is Dr. Gerard Diefes's office located?
- Dr. Gerard Diefes's office is located at 5800 Ridge Ave, Philadelphia, PA, 19128.
- Which hospitals is Dr. Gerard Diefes affiliated with?
- Dr. Gerard Diefes is affiliated with Roxborough Memorial Hospital, Lankenau Medical Center, Jefferson Bucks Hospital, Jefferson Lansdale Hospital, and Childrens Hospital Of Philadelphia Middleman Family Pavilion.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.
