
Mason Wade Rau, MD
Internal Medicine
Highlights
Languages
- English
Gender
MaleAbout Mason Wade Rau
About The Provider
Mason Rau, MD, received his bachelor of science in biochemistry from Louisiana State University. Dr. Rau earned his master of science in organic chemistry from the University of New Orleans. He graduated with a medical degree from LSU School of Medicine in New Orleans. Dr. Rau completed his internal medicine residency with the LSU Baton Rouge program at Our Lady of the Lake. In his free time, he enjoys spending time with his sons, Charles and James.
Video
Locations
- Our Lady of the Lake Physician Group Ascension - Walk In Clinic
- 1023 West Highway 30, Gonzales, LA 70737
- Get Directions
- phone: 225-765-5500
- fax: 225-647-5342
- Our Lady of the Lake Physician Group Ascension Family Medicine 2
- 2647 South St Elizabeth Boulevard, Suite 219, Plaza 1, Gonzales, LA 70737
- Get Directions
- phone: 225-647-8511
- fax: 225-644-8358
- Lake Urgent Care Central
- 8751 Sullivan Road, Baton Rouge, LA 70818
- Get Directions
- phone: 225-262-8377
- fax: 225-262-1800
- LAH - Lake After Hours Drusilla
- 3282 Drusilla Lane, Baton Rouge, LA 70809
- Get Directions
- phone: 225-924-3906
- fax: 225-927-0547
- LAH - Lake After Hours Central
- 8751 Sullivan Road, Baton Rouge, LA 70818
- Get Directions
- phone: 225-262-8377
- fax: 225-262-1800
- Lake Urgent Care Coursey
- 13686 Coursey Boulevard, Baton Rouge, LA 70817
- Get Directions
- phone: 225-246-8000
- fax: 225-246-8720
- Lake Urgent Care Denham Springs
- 31985 La Highway 16, Suite A, Denham Springs, LA 70726
- Get Directions
- phone: 225-791-8800
- fax: 225-791-8889
- LAH - Lake After Hours Denham North
- 31985 La Highway 16, Suite A, Denham Springs, LA 70726
- Get Directions
- phone: 225-791-8800
- fax: 225-791-8889
- LAH - Lake After Hours Denham South
- 8249 Vincent Road, Denham Springs, LA 70726
- Get Directions
- phone: 225-480-1210
- fax: 225-243-4396
- Lake Urgent Care Drusilla
- 3282 Drusilla Lane, Baton Rouge, LA 70809
- Get Directions
- phone: 225-924-3906
- fax: 225-927-0547
- Lake Urgent Care Highland
- 123 Lee Drive, Baton Rouge, LA 70808
- Get Directions
- phone: 225-302-5757
- fax: 225-302-5880
- LAH - Lake After Hours Highland/Airline
- 20152 Highland Road, Baton Rouge, LA 70817
- Get Directions
- phone: 225-465-7200
- fax: 225-408-1960
- LAH - Lake After Hours Highland/Lee
- 123 Lee Drive, Baton Rouge, LA 70808
- Get Directions
- phone: 225-302-5757
- fax: 225-302-5880
- Lake After Hours Perkins
- 12525 Perkins Road, Suite B, Baton Rouge, LA 70810
- Get Directions
- phone: 225-819-8857
- fax: 225-767-6822
- Lake After Hours Zachary
- 18989 Old Scenic Highway, Zachary, LA 70791
- Get Directions
- phone: 225-654-8850
- fax: 225-654-7980
- LAH - Lake After Hours Zachary
- 18989 Old Scenic Highway, Zachary, LA 70791
- Get Directions
- phone: 225-654-8850
- fax: 225-654-7980
- LAH - Lake After Hours Coursey
- 13686 Coursey Boulevard, Baton Rouge, LA 70817
- Get Directions
- phone: 225-246-8000
- fax: 225-246-8720
- Lake Urgent Care Highland at Airline
- 20152 Highland Road, Baton Rouge, LA 70817
- Get Directions
- phone: 225-465-7200
- fax: 225-408-1960
- LUCA - Lake Urgent Care Ascension Gonzales
- 1776 North Airline Highway, Suite A, Gonzales, LA 70737
- Get Directions
- phone: 225-647-4988
- fax: 225-644-4705
- LAH - Lake After Hours Perkins
- 12525 Perkins Road, Suite B, Baton Rouge, LA 70810
- Get Directions
- phone: 225-819-8857
- fax: 225-767-6822
- LUCA - Lake Urgent Care Ascension Galvez
- 40546 Highway 42, Prairieville, LA 70769
- Get Directions
- phone: 225-744-4988
- fax: 225-622-9966
- LUCA - Lake Urgent Care Ascension
- 14350 Highway 73, Prairieville, LA 70769
- Get Directions
- phone: 225-313-3930
- fax: 225-313-3940
- Lake Urgent Care Walker
- 29373 Walker Road South, Walker, LA 70785
- Get Directions
- phone: 225-831-8833
- fax: 225-243-4085
- Lake Urgent Care Denham South
- 8249 Vincent Road, Denham Springs, LA 70726
- Get Directions
- phone: 225-480-1210
- fax: 225-243-4396
- Lake Urgent Care Galvez
- 40546 Highway 42, Prairieville, LA 70769
- Get Directions
- phone: 225-744-4988
- fax: 225-622-9966
- Lake Urgent Care Ascension
- 14350 Highway 73, Prairieville, LA 70769
- Get Directions
- phone: 225-313-3930
- fax: 225-313-3940
- Lake Urgent Care Gonzales
- 1776 North Airline Highway, Suite A, Gonzales, LA 70737
- Get Directions
- phone: 225-647-4988
- fax: 225-644-4705
- LUCA - Lake Urgent Care Ascension St. Amant
- 10714 Highway 431, Saint Amant, LA 70774
- Get Directions
- phone: 225-644-0005
- fax: 225-644-0085
- Lake Urgent Care St Amant
- 10714 Highway 431, Saint Amant, LA 70774
- Get Directions
- phone: 225-644-0005
- fax: 225-644-0085
- LAH - Total OccMed
- 3282 Drusilla Lane, Baton Rouge, LA 70809
- Get Directions
- phone: 225-924-4460
- fax: 225-927-0547
- LAH - Lake After Hours Walker
- 29373 Walker Road South, Walker, LA 70785
- Get Directions
- phone: 225-831-8833
- fax: 225-369-5557
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
- Gilsbar 360
- 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
Ratings & Reviews
4.9 out of 5
378 ratings, 67 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 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
- 5 out of 5 starsReviewed on 8/14/2025
Dr. Rau is awesome and love that he explains things easily so I'm not left confused. He's easy to talk to and does not make me feel uncomfortable at all.
- 5 out of 5 starsReviewed on 8/12/2025
The best Dr.around
- 5 out of 5 starsReviewed on 8/12/2025
Doctor was very well versed with my symptoms and possible solutions.
- 5 out of 5 starsReviewed on 8/11/2025
He's awesome
- 5 out of 5 starsReviewed on 8/6/2025
Dr Rau always listens and then explains in layman terms your problem. Then he explains step by step the plan to resolve the problem
- 5 out of 5 starsReviewed on 8/6/2025
He was very care about my Health
- 5 out of 5 starsReviewed on 8/4/2025
They take care of you
- 5 out of 5 starsReviewed on 8/4/2025
Dr mason is remarkable. He listens to his patients and that you don't find at this hospital
- 5 out of 5 starsReviewed on 7/30/2025
Love Dr. Rau - he's the best.
- 5 out of 5 starsReviewed on 7/30/2025
Dr. Rao is very caring. Makes me feel heard and discusses my questions until I am comfortable
- 5 out of 5 starsReviewed on 7/29/2025
Great, Dr. Rau is patien, I never feel rushed. Always addresses my questions and concerns.
- 5 out of 5 starsReviewed on 7/24/2025
Dr rau is the best general physician I've ever had . He's knowledgeable and thorough and personable is bedside manner is unmatched as far as I'm concerned
- 5 out of 5 starsReviewed on 7/23/2025
Great Doctor and staff
- 5 out of 5 starsReviewed on 7/19/2025
Wonderful staff
- 5 out of 5 starsReviewed on 7/18/2025
My doctor, Dr. Mason Rau is one of the best ever. I always said I never want a young doctor. That's not so, anymore. I would not trade my doctor, the great Dr. Mason Rau in for anyone else.
- 5 out of 5 starsReviewed on 7/18/2025
Dr. Rau is a down to earth doctor. He is concerned and professional. He listens to my needs. My Dad said if he had to change doctors he would switch to Dr. Rau.
- 5 out of 5 starsReviewed on 7/15/2025
It is always a comfortable visit with Dr. Rau.
- 5 out of 5 starsReviewed on 7/15/2025
Dr. Rau always listens to me about concerns that I have and then thoroughly goes over options/medications etc. He takes his time discussing potential risks and benefits of medications or treatments. Dr. Rai is always kind and professional. I've recommended many people to him.
- 5 out of 5 starsReviewed on 7/14/2025
Doctor Rau took his time and did not rush the appointment. He was excellent!
- 5 out of 5 starsReviewed on 7/13/2025
Dr. Rau's bedside manner, knowledge, communication and thoroughness of the visit were exceptional.
- 5 out of 5 starsReviewed on 6/29/2025
Excellent experience with my provider! Very pleasant demeanor and very good discussing my symptoms asking great questions and a discussion of medications appropriate for my symptoms. Very good visit!
- 5 out of 5 starsReviewed on 6/28/2025
Over all the provider did excellent. He explained my concern on what my visit was about. Over all I am happy about the service that I received on today
- 5 out of 5 starsReviewed on 6/17/2025
Dr Rau is PHENOMENAL!!!!
- 5 out of 5 starsReviewed on 6/7/2025
Dr. Mason Rau was amazing, he took his time to explain everything
- 5 out of 5 starsReviewed on 6/6/2025
Already got my mom and a friend to switch to Dr Rau
- 5 out of 5 starsReviewed on 6/4/2025
Was pleased with the doctor. Like his demeanor and knowledge
- 5 out of 5 starsReviewed on 6/4/2025
My doctor is amazing and professional always
- 5 out of 5 starsReviewed on 5/29/2025
I am grateful for a doctor who cares and is personable with patients. Dr. Rau took the time to listen and inform me during my visit. He is extremely knowledgeable and friendly!
- 5 out of 5 starsReviewed on 5/26/2025
Very happy with the care I receive from Dr. Rau.
- 5 out of 5 starsReviewed on 5/18/2025
Dr. Mason Rau is the best physician I have ever had In my life.
- 5 out of 5 starsReviewed on 5/8/2025
Dr Rau is the best doctor that I have ever had in my entire adult life.
- 5 out of 5 starsReviewed on 5/8/2025
Dr Raul made me feel welcome and at ease as if he cared for everything I was saying and more I went there for one thing and got treated for many things I was not expecting that and for that I am very grateful
- 5 out of 5 starsReviewed on 5/1/2025
I felt very comfortable with Dr. Rau
- 5 out of 5 starsReviewed on 4/30/2025
Dr. Rau was awesome great dr.
- 5 out of 5 starsReviewed on 4/28/2025
I love dr Rau and his nursing staff there quick thorough and they make you feel cared for I wouldn't trade them for the world
- 5 out of 5 starsReviewed on 4/21/2025
Outstanding Performance
- 5 out of 5 starsReviewed on 4/15/2025
Dr Rau is very caring. Not rushed at all during the appointment.