Multiple providers matched this name

We found 2 providers matching michael duffy do in San Diego, CA. Select the correct one to view the full profile.

• MD
  Michael Duffy, DO

  Allopathic & Osteopathic Physicians - Internal Medicine Physician

  NPI: 1851399802
• MD
  Michael Duffy

  Behavioral Health & Social Service Providers - Behavior Analyst

  NPI: 1194966911