Browse Health
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 Ahlering:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Have you visited Dr. Ahlering? Share your experience.
Write a Review

Specialties & Research

Dr. John Ahlering, MD is board certified in Anesthesiology.

Education & Awards

Dr. Ahlering graduated from University of California at San Diego, La Jolla.


Dr. Ahlering has 2 hospital affiliations:

  • Stanford Hospital and Clinics 
  • Lucile Salter Packard Children's Hospital @ Stanford 


  • Spanish

Similar doctors nearby

Dr. Jeffrey Baden

41 years experience
Stanford, CA

Dr. Edward Riley

22 years experience
Stanford, CA

Dr. Margaret Fish

38 years experience
Stanford, CA

Dr. Louis Scheepers

23 years experience
Stanford, CA

Dr. John Workman

3 years experience
Stanford, CA

Dr. Diana McGregor

40 years experience
Stanford, CA
Search All Similar Doctors
Additional Information
Dr. John Ryan Ahlering MD is a male Anesthesiologist, has 34 years of experience and practices in Anesthesiology.
Where does Dr. John R. Ahlering practice?
Dr. John Ahlering has 1 office location.
Dr. John Ahlering practices Anesthesiology near Stanford, CA.
See Stanford Anesthesiologists.