
Mason Wade Rau, MD
Internal Medicine
Highlights
Languages
- English
Gender
MaleAbout
About The Provider
Mason Rau, MD received his bachelor of science in biochemistry from LSU in Baton Rouge in 2012. He then attended University of New Orleans for a master’s in organic chemistry with a personal interest in food nutrition, medicine design and metabolism. He graduated from LSU School of Medicine in New Orleans in 2019 then completed medical training with the LSU Baton Rouge Internal Medicine program in 2022. His ongoing medical interests are in nutrition and digestion, gut microbiology, functional health, and preventive medicine. He describes his practice style as less theoretical and more pragmatic. In his free time, he participates in gardening with his wife, Cassidy, and playing music. They love spending time with their children, Blythe, Charles, James and Florence.
Video
Expertise
Education
- Residency: Louisiana State University School of Medicine, Internal Medicine, 2022
- Medical/Professional Education: Louisiana State University School of Medicine in New Orleans, Internal Medicine, 2019
Board Certifications
- Internal Medicine: American Board of Internal Medicine, 2022
Insurance
- Aetna Better Health
- Aetna/Coventry (All Products)
- AmeriHealth Caritas
- BCBS Medicare Advantage LA
- BCBS Precision Blue (FMOLHS Plan)
- Cigna
- Coventry
- Coventry National/First Health CCN
- Healthy Blue
- Humana (All Products)
- Humana Military/Tricare
- LA HealthCare Connections
- Louisiana Medicaid
- Medicare
- Multiplan/PHCS
- Optum/VA
- People's Health
- Railroad Medicare
- Shared Health
- Three Rivers
- Tribute
- UHC Community
- UHC Medicare Advantage
- United Healthcare (All Products)
- Vantage
- Wellcare
- Zelis
Reviews
4.9 of 5 stars
351 Ratings, 68 ReviewsThe Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
- 5 out of 5 starsReviewed on 8/10/2026
Dr.Rau is our favorite doctor. He is perfect for us.
- 5 out of 5 starsReviewed on 8/4/2026
Love Dr Rau. He is always pleasant, caring and very knowledgeable.
- 5 out of 5 starsReviewed on 8/3/2026
I love Dr Rau! I've already recommended him to multiple people and they love him too
- 5 out of 5 starsReviewed on 8/3/2026
He is amazing doctor
- 5 out of 5 starsReviewed on 8/3/2026
Good experience
- 5 out of 5 starsReviewed on 7/31/2026
Dr Rau is an EXCEPTIONAL physician!!!
- 5 out of 5 starsReviewed on 7/31/2026
I always recommend Dr Rau to everyone.
- 5 out of 5 starsReviewed on 7/23/2026
Dr Mason Rau is awesome
- 5 out of 5 starsReviewed on 7/22/2026
He's the best
- 5 out of 5 starsReviewed on 7/22/2026
I Love my primary care Dr.Rau Mason he so caring Doctor I have been seeing him for eights years and always grateful for him.
- 5 out of 5 starsReviewed on 7/21/2026
Dr Rau is awesome!
- 5 out of 5 starsReviewed on 7/16/2026
Dr Rau explained my options very well
- 5 out of 5 starsReviewed on 7/15/2026
Dr. Mason Rau was very good at explaining everything and looked over all medication and referred me to a urologist for the problem I was having.
- 5 out of 5 starsReviewed on 7/15/2026
Very nice and took the time to listen to me!
- 5 out of 5 starsReviewed on 7/7/2026
Good
- 5 out of 5 starsReviewed on 7/2/2026
Gd
- 5 out of 5 starsReviewed on 7/1/2026
Dr. Mason Rau is the best. Always cares about how you feel and will help you get whatever help you need
- 5 out of 5 starsReviewed on 6/22/2026
Very good
- 5 out of 5 starsReviewed on 6/21/2026
It's always great
- 5 out of 5 starsReviewed on 6/17/2026
Excellent Dr.
- 5 out of 5 starsReviewed on 6/4/2026
Dr. Rau is always patient and he really listens to my concerns. He is also knowledgeable when explaining my concerns
- 5 out of 5 starsReviewed on 6/2/2026
Best doctor in the field
- 5 out of 5 starsReviewed on 6/2/2026
Dr Rau is always patient and listens very well. Bedside manor is extremely good!
- 4 out of 5 starsReviewed on 5/30/2026
Good
- 5 out of 5 starsReviewed on 5/28/2026
Dr. Rao - has been working with me with great concern over conditions with my health. As well as the deaths I've been grieving over from losing loved ones quite often. He is understands that I am having an extremely hard time with my health also. He is a caring physician.
- 5 out of 5 starsReviewed on 5/27/2026
Great visit my doctor is the best!
- 5 out of 5 starsReviewed on 5/19/2026
Dr.Rau, nurse Brittany, & receptionist Ali are always very pleasant
- 4 out of 5 starsReviewed on 5/18/2026
Told me what I needed to know explained to me what to do and what to expect.
- 5 out of 5 starsReviewed on 5/18/2026
Glad I picked him as my doctor
- 5 out of 5 starsReviewed on 5/13/2026
Good
- 5 out of 5 starsReviewed on 5/13/2026
Love dr rau an all his staff
- 5 out of 5 starsReviewed on 5/13/2026
I like my Doctor!
- 5 out of 5 starsReviewed on 5/6/2026
Great service
- 5 out of 5 starsReviewed on 5/5/2026
EXCELLENT!!!!
- 5 out of 5 starsReviewed on 4/30/2026
Good experience
- 5 out of 5 starsReviewed on 4/27/2026
Good
- 5 out of 5 starsReviewed on 4/18/2026
All good very polite
- 5 out of 5 starsReviewed on 3/30/2026
Dr RAU is the best at listening to your problems and getting you the help you need. Love him
- 5 out of 5 starsReviewed on 3/23/2026
Experience was great
- 5 out of 5 starsReviewed on 3/20/2026
Dr. Rau is great! No nonsense and to the point
- 5 out of 5 starsReviewed on 3/19/2026
Dr expressed some concerns about my medical we decussed it and he explained good n bad about medicine he wants to try me on. Kinda scared me a little but we want to take small steps n see what happens.
- 5 out of 5 starsReviewed on 3/19/2026
The doc is very attentative to patients needs or concerns.
- 5 out of 5 starsReviewed on 3/11/2026
Very good
- 5 out of 5 starsReviewed on 3/10/2026
It's nice to be listened to by a doctor. I was devastated when my PCP of 9 yrs left his practice recently and I had to find a new doctor. Dr. Rau was highly recommended.
- 5 out of 5 starsReviewed on 2/26/2026
Very good
- 5 out of 5 starsReviewed on 2/11/2026
Dr. Rau was so patient listening to my concerns. He explained medications and options of procedures to me.
- 5 out of 5 starsReviewed on 2/11/2026
Dr Rau is awesome! Very understanding, listens and addresses concerns/issues very well. He gets to the point and explains everything great and makes sure you understand. He has a great personality. He makes sure that he addresses everything before the visit is over. He gives you time for you to speak and he listens. I really enjoy him as a Dr and very glad he is my provider.
- 5 out of 5 starsReviewed on 2/11/2026
Mason is awesome
- 5 out of 5 starsReviewed on 2/6/2026
Dr Rau is great. Always patient, inquisitive about what is going on, and thorough in discussion.
- 5 out of 5 starsReviewed on 2/5/2026
I felt like I had been truly listened to by this provider.
- 5 out of 5 starsReviewed on 2/4/2026
Good ! Great!
- 5 out of 5 starsReviewed on 2/4/2026
Love Dr. Rau- he explains things in a very patient way but also is friendly and relaxed. He never seems rushed.
- 5 out of 5 starsReviewed on 2/1/2026
Everyone made me feel as if I was top priority, never pushed any agenda on me
- 5 out of 5 starsReviewed on 1/23/2026
Very well informed
- 5 out of 5 starsReviewed on 1/19/2026
All good
- 5 out of 5 starsReviewed on 1/10/2026
I love my doctor. He is caring and very thorough. He always include me in his decision making. He always ask if I understand why he made the decision he made. He ask if I have any questions and concerns. My doctor, Dr. Rau, is undoubtedly, definitely, one of the best doctor's at OLOL, if not the best.
- 5 out of 5 starsReviewed on 1/8/2026
Again outstanding, very good communication with my Doctor.
- 5 out of 5 starsReviewed on 12/15/2025
Would highly recommend! Already have!!
- 5 out of 5 starsReviewed on 12/8/2025
Excellent. Dr. Rau Listened to our concerns and issues, examined us, provided astute answers to our issues and concerns, explanations and recommendations, and recommendations for follow-up with a specialist. We could not ask for better care or service.
- 5 out of 5 starsReviewed on 12/4/2025
There's nothing but good to say. My appointment relieved a lot of stress because of the time and clarity I received. I genuinely feel very well cared for.
- 5 out of 5 starsReviewed on 12/1/2025
I am so happy to have a dr who is extremely knowledgeable and explains everything to me. Dr. Rau is the best!
- 5 out of 5 starsReviewed on 11/19/2025
Everything about the visit was good
- 5 out of 5 starsReviewed on 11/6/2025
Dr. Rau always listens and informs me ofAnything and talks to me in ways I understand
- 5 out of 5 starsReviewed on 11/4/2025
Dr Rau is AWESOME!!!
- 5 out of 5 starsReviewed on 10/26/2025
I not only recommend Dr Rau, I have brought new patients. I want everyone to have what I have.
- 5 out of 5 starsReviewed on 10/9/2025
Dr Rau is excellent. He is very thorough and goes over everything in lay man's terms
- 5 out of 5 starsReviewed on 10/9/2025
I've already told a few people about him..he actually seems to really care!
- 5 out of 5 starsReviewed on 9/11/2025
He is a awesome doctor, you should blessed to have him
