Dr. John W Ritter MD is a male Anesthesiologist and practices in Anesthesiology, Pain Medicine, and Pain Medicine.
Dr. John Ritter has 1 office location.
Pain Diagnosis & Treatment
640 W Foothill Blvd
Suite 101
Glendora, CA 91740

Phone Number
Locations and availability (1)
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. John Ritter:

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  1. Qualifications
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Patient Reviews

  • Currently 4 of 4 stars
Patient comments (2)

The overall average patient rating of Dr. John Ritter, Anesthesiologist, Pain Medicine is Excellent. Dr. Ritter has been reviewed by 5 patients who have provided 2 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 3.8
  • Currently 3.75 of 4 stars
Promptness 3.5
  • Currently 3.5 of 4 stars
Courteous Staff 3.3
  • Currently 3.25 of 4 stars
Accurate Diagnosis 3.8
  • Currently 3.75 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

  • He has special expertise in 2 areas:
  • Nerve Block
  • Pain

Education & Awards

Dr. Ritter graduated from Medizinische Universitat Vienna. He has 2 awards.

Patients' Choice Award (2011 - 2012)
Compassionate Doctor Recognition (2012)


Dr. Ritter has 5 hospital affiliations:

  • Citrus Valley Medical Center - Queen of the Valley Campus 
  • UCLA Medical Center 


  • German
  • Spanish

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Additional Information
Where does Dr. John W. Ritter practice?
Dr. John Ritter practices Anesthesiology, Pain Medicine, and Pain Medicine near Glendora, CA.
See Glendora Anesthesiologists and Glendora Pain Management Doctors.