Dr. David P Drennan MD is a male Infectious Disease Specialist, has 40 years of experience and practices in Infectious Disease.
Dr. David Drennan has 1 office location.
Castro-Upper Market
45 Castro St
Ste 324
San Francisco, CA 94114

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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).

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Specialties & Research

Dr. David Drennan, MD is board certified in Infectious Disease.

Education & Awards

Dr. Drennan graduated from The University of Texas Southwestern, Dallas.


Dr. Drennan has 4 hospital affiliations:

  • John Muir Medical Center, Walnut Creek Campus 
  • California Pacific Medical Center - Davies Campus 

Accepted Insurance Plans

Dr. Drennan accepts these health insurances in at least one office:

  • United Healthcare - 16 plans
  • Great-West Healthcare - 1 plan
  • Unicare - 11 plans
  • Blue Cross Blue Shield of Illinois - 2 plans
  • Anthem Blue Cross - 14 plans
  • Blue Shield of California - 78 plans
  • Cigna - 3 plans
  • Aetna - 2 plans

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Additional Information
Where does Dr. David P. Drennan practice?
Dr. David Drennan practices Infectious Disease near San Francisco, CA.
See San Francisco Infectious Disease Doctors.