Browse Health
Dermatologist (skin)
25 years of experience
Accepting new patients
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).

Patient Reviews

  • Currently 4 of 4 stars
Patient comments (1)

The overall average patient rating of Dr. Dana Grenier is Excellent. Dr. Grenier has been reviewed by 3 patients who have provided 1 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 3.0
  • Currently 3 of 4 stars
Promptness 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 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

Dr. Dana Grenier, MD is board certified in Dermatology.

  • She has special expertise in 1 area:
  • Acne Rosacea

Education & Awards

Dr. Grenier graduated from University of California at Los Angeles. She has 2 awards.

Patients' Choice 5th Anniversary Award (2012)
Patients' Choice Award (2008 - 2012)


Dr. Grenier has 3 hospital affiliations:

  • Huntington Hospital 
  • Veterans Affairs Greater Los Angeles Healthcare Center 
  • John Muir Medical Center-Concord Campus 


  • Spanish

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Additional Information
Dr. Dana Jo Grenier MD is a female Dermatologist, has 25 years of experience and practices in Dermatology.
Where does Dr. Dana J. Grenier practice?
Dr. Dana Grenier has 4 office locations.
Dr. Dana Grenier practices Dermatology near Simi Valley, CA.
Additional practice locations include: Los Angeles, CA and Pasadena, CA.
See Simi Valley Dermatologists.