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Deirdre McMullen, MD

Family Medicine

Hospital Affiliations
Methodist Sugar Land Hospital, Memorial Hermann Sugar Land 
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Dr. McMullen

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MDVIP Annual Membership Fee
MDVIP’s annual fee covers the Wellness Program and generally can be made in quarterly, semi-annual and annual payments.
Quarterly
$450.00*
Semi-Annual
$900.00*
Annual
$1,800.00*
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About Deirdre McMullen, MD

As a family physician, my greatest reward is the relationship between myself and my patients. My MDVIP-affiliated practice offers services, including comprehensive, advanced health screenings and diagnostic tests that go far beyond those found in concierge medicine practices. 

I am a board-certified family physician in the Missouri City/Sugar Land area. I have been in practice in the area since 1999. In addition to general family practice, I have a passion for bariatric medical care and hormone therapy. I have courtesy privileges at Houston Methodist Sugar Land and Memorial Hermann Sugar Land hospitals. 
 

Residency

Memorial Hermann Family Medicine
Houston, TX
Family Medicine 1997-1999

Internship

Memorial Hermann Family Medicine
Houston, TX
1996-1997

Medical School

University of Texas Medical School at Houston
Houston, TX
Doctorate of Medicine 1996

Undergraduate

Trinity University
San Antonio, TX
Bachelor of Science, Biology 1992

American Board of Family Medicine
BaleDoneen Method Endorsed Provider

Methodist Sugar Land Hospital
Memorial Hermann Sugar Land 

America's Top Family Doctors 2008-2017
Peer Reviewed Physicians 2013
Top Doctors, H Magazine 2012-2014

American Academy of Family Physicians
Texas Medical Association

Texas

Benefits of joining Dr. McMullen's practice with MDVIP

MDVIP Wellness Program
Expect comprehensive screenings and tests and a custom wellness plan designed for you.
Better Doctor-Patient Relationship
97% of MDVIP members are satisfied with their relationship (vs 58% in traditional PCP).
Same/Next-Day Appointments
See Dr. McMullen quickly and take your time during each appointment.
Reachable 24/7
Reach Dr. McMullen by phone after-hours and on weekends.
Smaller Practice Size
MDVIP practices are smaller than most primary care practices, which means your doctor has more time to help you.
Your Dedicated Doctor
See Dr. McMullen when you go to the office — not someone else like a nurse practitioner or physician assistant
Travel Benefits
If you need urgent care while traveling, your physician can help arrange your care with a local hospital, pharmacy or doctor.
Medical Centers of Excellence
For patients who need care beyond what is available locally, MDVIP can connect your doctor with specialists at some of the country’s leading medical institutions
Better Health Outcomes
Members have better control of chronic conditions like type 2 diabetes, high cholesterol and hypertension.

The office of Deirdre McMullen, MD

Primary Office
3281 Rocky Creek Drive Suite 500
Missouri City, TX 77459
Get Directions
Hours
Mon 8:00 AM - 5:00 PM
Tue 8:00 AM - 5:00 PM
Wed 8:00 AM - 5:00 PM
Thu 8:00 AM - 5:00 PM
Fri 8:00 AM - 5:00 PM
Sat Closed
Sun Closed
My wife had been using Dr McMullen for many years and loved her. I ‘POO-POO’d anything like MDMVIP where you had to pay money to spend money… :)
I lost my GP of many years and was at a loss as to where to turn. After much nagging :) no, not nagging - discussions, I decided to go ahead and sign up with MDMVIP &Dr McMullen.
Three days later… I awoke with an unmentionable pair of…
George
March 18, 2025
I have known my Good Doctor for more than twenty years making it difficult to remember one special time with her. I feel every visit to her office is special and she has always shown me so much respect. Her nurse is wonderful. I appreciate her kindness as well as her honesty and since I may be a little hard headed she gets down to basics and explains changes. My Good Doctor has been with me as I…
Emma
March 14, 2024
Dr Diedre McMullen is the greatest doctor ever. Always on point and accurate with my health care. Her staff is impeccable. I wish there were more like her. I’m so happy to celebrate her on this special occasion.
Kendall
March 10, 2024
My doctor not only is the best doctor but there whenever I need her. She is professional, has the best bedside manners, her staff is so kind I always celebrate them each year as well for being a part of my health team. Dr. Deirdre McMullen you are so caring even through my health ups and downs and I am so proud to call you my doctor and my friend. Happy National Doctor’s Day!
Kristin
February 19, 2024
Image provided by: Kristin

Reviews from the web

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03/26/2025 RV Nana
I have been very pleased with Dr. McMullen and her staff
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03/26/2025 George Cochrum
Dr. Deirdre McMullen and the entire Rocky Creek Family Medicine team consistently exceed all expectations in providing best in class service tailored to meet my unique, individual healthcare needs. The level of responsiveness and accessibility never cease to delight me. Personalized and dedicated healthcare has become rare while Dr. McMullen continues to further excel in this area, particularly by spending the necessary time with each and every patient to understand unique needs. While addressing both current medical concerns with a sharp focus on proactive, preventative measures to help educate her patients to be the most healthy version of themselves Dr. McMullen always makes me feel like her only patient as she carefully tailors my plan of care in accordance with my lifestyle and preferences. I so appreciate her entire staff’s shared focus on proactively practicing medicine as opposed to a reactive, fast paced, in and out experience that doesn’t begin to properly manage one’s health, the one thing we all cherish most and should always prioritize. I can’t say enough about the countless positive experiences I’ve had with Dr. McMullen and RCFM over 10+ years. Thank you.
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03/19/2025 Barbara Byrd
Dr. McMullen is the best!!
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02/26/2025 Toni Newman
Dr. McMullen and office staff are extremely professional and always available to care of my needs.. I can always count on them for extraordinary care.,
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01/27/2025 Suzy Pittman
Dr. Deirdre McMullen is hands down the best doctor in Missouri City! She is kind, knowledgeable, and I truly feel like we’re in the best hands possible with her. I also love that she has a med spa next door. That is where I go to get my botox and she does a phenomenal job.
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05/15/2024 April Cummings
I love love this Dr.Office and all the staff are very helpful and friendly!
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03/18/2024 stacy boykin
Love this office!! Fabulous service, everyone is super sweet and so caring!!
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04/28/2023 Claudia Lopez
There are never available appointments. You cant be sick and go to this doctor.
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02/26/2022 Kristin Caffey
Dr. McMullen is an incredible doc! Our family has had a lot going on medically over the last 2 yrs and I/we could not have gotten thru it without her. She has been a friend , a confidant, a shoulder to cry on and an incredible doctor ! She has taken care of my parents and myself in our hr of need no matter what time of day it is , weekend etc! Her staff has been incredible and a special shout out to Patricia for her kindness in helping with all the hoops we have had to jump thru to help my parents! Thx u for being their for me and my family they it all!
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02/24/2022 m p
Dr. McMullen is very caring and interested in my health as well as my well being . She has a great bedside manner, and does not make me feel like a number but as a valued patient.
I am Blessed to have her as my Doctor.
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02/24/2022 Sherrye Reese
Dr. McMullen is the best. She has been my doctor for years. Long before MDVIP. MDVIP has expanded her capabilities. I’m blessed to have her as my doctor.
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02/13/2022 Sharon Jamison
I am very happy with the care I receive from Dr. McMullen and her staff. They are always professional but warm and supportive in their manner. I never feel rushed and I know that I am heard when I suggest treatment options.
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01/20/2022 Susie Giamalva
Dr. McMullen and all her staff make all boo-boos, mental or physical, better! Visiting with them is a Godsend!
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10/15/2021 Jack Coker
Just moved to the area. Went for two annual physicals, two weeks elapsed without results. I had to call three times and got three different responses. I then got told that my blood results weren't viable but without an explanation as to the problem, and I would have to come back in. Poor organization, poor information, and nonexistent communication.
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06/25/2021 Lenelle Riggs
This office is absolutely ridiculous! They will not call with results or even answer our calls when they have the results. Being referred by NP Spears for two expensive procedures and she won’t even read the report when received. Will not waste my time at this office nor will my family. I wouldn’t give any stars but that was not an option. Also, office closes at 5 and phones are transferred to answering service before 5. RIDICULOUS PRACTICE!
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06/01/2021 Brandon Bailey
Wont answer phone!!
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12/28/2020 Desiree miller
Love the doctors and nurses but constantly feels like I'm bothering the front office. They need to be more inviting and not so stand offish. Rude even.
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03/03/2020 Tonya Ramsey
Dr. Deidre McMullen is simply the best! She is very personable, caring , kind, and compassionate. My family has been using her medical services for over a decade! We even make the long hour trip into the city and pay the MDVIP membership fee to keep her as our doctor. I’ve had many of doctors in my years past , and there is non quite like her. I can’t say enough nice things about her! I wouldn’t want any other doctor to take care of our medical needs and overall health. I don’t know what we’d do without her! Thanks Dr. McMullen you’re the best!!

Tonya
Boling, Texas
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02/28/2020 Fernando Delgado
I have been with Dr. McMullen for over 18 years have received exceptional care and she has raised the quality of her practice to the next level with MDVIP. . Dr. McMullen is very attentive and caring(plus she laughs at my jokes!). She listens to what you have to say and inquires about what is going on in your life, not just what your symptoms are. In 2009, it was this type of care that enabled her to diagnose a life-threatening blood clot that was potentially fatal. She prescribed a course of treatment based on my symptoms. When I did not improve right away,, she did not blow me off and tell me to give the treatment time. She immediately ordered testing and referrals, which enabled the correct diagnosis and subsequent treatment, thus saving my life. Unlike most drs. I have been to over the years, she listens to what you have to say and does not talk down to you. Her professionalism and approach to you as a patient is second to none.
Every drs. office has its problems, but I can report issues to Dr. McMullen and she is always receptive and the issues are resolved.
I highly recommend Dr. McMullen and her staff for the care and service they provide.
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02/27/2020 Kendall Baker
Excellent care and customer service.
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02/15/2020 Floyd Preston
ALL I CAN SAY , SHE'S A SUPER PERSON. HER WORK SPEAKS FOR HER. YOU GO DOC..
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02/15/2020 Robert Maiellaro
Dr McMullen is great. She is on top of our medical needs and makes sure our needs are met. She very actively reviews our health needs on every appointment.
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12/04/2019 Gayle Parr
Dr. McMullen has been my
doctor for more than 30 years.
She truly cares about her patients. She is very knowledgeable and continues to stay up on medical advancements.

Her staff are an extension of Dr. McMullen and work as a team in caring for patients.
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11/18/2019 Bill Osten
Had my annual wellness check up last week and was very impressed with the staff and doctor. This week came in for a flu shot and it was a quick in-out visit.
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11/08/2019 Ron Piper
Every One Seams To Be Very Concerned With What Ever Reason You Are In For Starting With Dr. McMullen And They Take Time To Listen To What You Are Saying
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07/01/2019 Varghese Kurian
Their office staff need to learn how to respectfully talk to people especially In a low tone, bill you things after a year, which is sketchy why did you wait for so long when my insurance cleared everything in 2 months of my visit so you sat on it for 10 months and decided to send me a bill after 10 months doesn't seem to be an honest way.
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06/17/2019 Dee
I’ve been coming here forever and I now live in Cypress. That alone says a lot about the wonderful staff here. 😊
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06/13/2019 Crash C
Great service and good people!
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06/07/2019 Karen Zylicz
Love Dr McMullen & all the staff here. Super friendly, quick, and helpful. Highly recommend!
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06/07/2019 Nancy Tavarez
Very courteous and fast service each time I come in!
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06/07/2019 Melissa Spiegel
Wonderful caring office, the staff and doctors are always friendly and very helpful.
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06/07/2019 Harold Vogt
Friendly staff
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06/07/2019 scooter palmer
The people here are wonderful and helpful. The are always upbeat and truly want to help you. The care is top notch.
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06/07/2019 Elle S
Great place to get Lipo B+ shots! They give great energy. Quick visit and great staff! Highly recommend!!!
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06/06/2019 Gena Metzger
Dr. McMullen is amazing!! She’s seen my whole family for years!
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06/05/2019 Jordan Fletcher
Love this office! The Doctors and staff are extremely helpful. I love talking to Deborah Cantu she is so sweet!!
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05/22/2019 Renee Goff
Entire staff is wonderful!!!
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02/15/2019 Stella F.
Thank you Dr. McMullen for being a wonderful listener and educator. You always attend to your patients with passion, and ensure that the set up goals of wellness is achieved. Your staff are very knowledgeable and respectful. Thank you.
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02/14/2019 Pam Britz
Love Dr. McMullen. Great bedside manner and sense of humor which makes me less nervous.

Frequently Asked Questions

Doctors who operate in the MDVIP models typically see far fewer patients than traditional primary care doctors. That gives them more time to develop deeper doctor-patient relationships that can lead to better outcomes. They can also offer conveniences that most primary care doctors can’t, including same- and next-day appointments. They’re available after hours for urgent matters. And they have time to focus on prevention. That focus begins with the MDVIP Wellness Program, which patients pay for with their annual membership fee.

Most MDVIP-affiliated primary care practices accept insurance (your physician can tell you whether they accept your specific insurance plan). Your annual fee pays for preventive care medical services that insurance usually doesn’t cover (e.g., advanced diagnostic testing and screenings). Your MDVIP-affiliated physician will continue to bill your insurance and charge copays, co-insurances and deductibles as he or she currently does for other medical services like sick visits.

MDVIP makes wellness and prevention easier by providing your physician with innovative tools and technology. MDVIP supports your physician’s practice and seeks to eliminate barriers to a positive healthcare experience. Your doctor will determine whether and how to incorporate these tools at his/her discretion.

**The message above is a personal introduction from the physician, intended to help you get to know them better. The views, opinions, and statements expressed above are solely those of the physician and do not necessarily reflect the views or positions of MDVIP. This content is intended for general background purposes only and does not constitute medical advice, diagnosis, or treatment. Any mentions of expertise or quality of care are personal expressions and should not be interpreted as guarantees of performance or outcomes.