Browse Health
Oncology Specialist (cancer), Obstetrician & Gynecologist (OB/GYN)
33 years of experience
Video profile
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).

Learn more about Dr. Mark Rettenmaier:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

View full profile

Patient Reviews

Patient comments (9)

The overall average patient rating of Dr. Mark Rettenmaier is Good. Dr. Rettenmaier has been reviewed by 44 patients who have provided 9 comments. The rating is 3.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.1
Promptness 3.9
Courteous Staff 4.1
Accurate Diagnosis 3.6
Bedside Manner 3.4
Spends Time with Me 3.6
Follows Up After Visit 3.5

Specialties & Research

Dr. Mark Rettenmaier, MD is board certified in Obstetrics & Gynecology and Gynecologic Oncology.

Education & Awards

Dr. Rettenmaier graduated from University of Iowa, Iowa City. He has 1 awards.

Castle Connolly's Top Doctors™ (2012 - 2013)


Dr. Rettenmaier has 23 hospital affiliations:

  • Los Alamitos Medical Center 
  • South Coast Medical Center/Adventist Health 


  • Spanish

Similar doctors nearby

Dr. Lisa Abaid

Obstetrics & Gynecology
10 years experience
Newport Beach, CA

Dr. John Brown

Obstetrics & Gynecology
26 years experience
Newport Beach, CA

Dr. Lisa Worsch

Obstetrics & Gynecology
20 years experience
Newport Beach, CA

Dr. Tonia Marralle

Obstetrics & Gynecology
Newport Beach, CA

Dr. Chai-Lin Hsu

Obstetrics & Gynecology
16 years experience
Newport Beach, CA

Dr. Deborah Grouse

Obstetrics & Gynecology
22 years experience
Newport Beach, CA
Search All Similar Doctors
Additional Information
Dr. Mark Albert Rettenmaier MD is a male Oncologist/Hematologist, has 33 years of experience and practices in Obstetrics & Gynecology, Gynecologic Oncology, Gynecology, Hematology & Oncology, and Medical Oncology.
Where does Dr. Mark A. Rettenmaier practice?
Dr. Mark Rettenmaier has 3 office locations.
Dr. Mark Rettenmaier practices Obstetrics & Gynecology, Gynecologic Oncology, Gynecology, Hematology & Oncology, and Medical Oncology near Newport Beach, CA.
Additional practice locations include: Mission Viejo, CA and Los Angeles, CA.
See Newport Beach Obstetricians & Gynecologists and Newport Beach Oncologists.