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

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).

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Specialties & Research

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

  • He has special expertise in 1 area:
  • Flu (Human Influenza)

Education & Awards

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


Affiliations

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 Internal Medicine, Infectious Disease, and General Practice near San Francisco, CA.
See San Francisco Internists, San Francisco Infectious Disease Doctors, and San Francisco General Practitioners.