MHMG Summer Creek (CCC) Clinic
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Memorial Hermann Convenient Care Center in Summer Creek

14201 East Sam Houston Parkway North
Houston, TX 77044

Clinic Hours:
Sunday - Saturday: 7:00am - 7:00pm

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Meet The Summer Creek Convenient Care Center Medical Providers


Justin Bogwu

Dr. Justin Bogwu, M.D.
Family Medicine

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Dr. David J. Bonilla

Obstetrics and Gynecology

Dr. Doan Do

Dr. Doan Do, M.D. 
Family Medicine

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Brandy Evans MSN, RN, FNP-BC
Family Nurse Practitioner

Emily Hollis, MPAS, PA-C

Emily Hollis, MPAS, PA-C
Certified Physician Assistant

Tuan Nguyen, M.D.

Tuan Nguyen, M.D.
Family Medicine

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Dr. Olubunmi Ogundadegbe

Dr. Olubunmi Ogundadegbe, M.D.
Internal Medicine & Pediatrics

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Anita Tian

Anita Tian, MSN, RN, FNP-C
Family Nurse Practitioner

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About Your MHMG Summer Creek Convenient Care Center Clinic

The Memorial Hermann Medical Group (MHMG) Summer Creek Convenient Care Center provides highest-quality care for busy people who need to see a physician outside usual Monday-Friday office hours. Our family practitioners and specialists focus on precise diagnosis and up-to-date treatment, but the heart of our practice is caring and empathetic relationships with patients of all ages – newborns to seniors.

The MHMG Convenient Care Center is open seven days a week for appointments and walk-in patients. The Convenient Care Center also offers round-the-clock emergency services, as well as on-site imaging and testing, physical therapy and rehabilitation, immunizations and sports physicals.

Our walk-in services are for patients ages 2 years and older with minor or acute illnesses. These services are available 7 - 11:20 AM and 1-6:20 PM every day. There is limited capacity and once capacity is reached, we will not accept any more walk-in patients for that session. Patients are seen in the order they arrive and are not triaged based on severity.

We offer scheduled appointments with our physicians. Appointments are available 7 AM to 5 PM every day.

If your symptoms are beyond the scope of our walk in services, you may be asked to schedule an appointment with a primary care provider. In some cases, you may be referred to our emergency room located in the same Convenient Care Center.

Common symptoms treated for walk-in patients:

  • Earaches/ Infections/Foreign body
  • Eye irritation, Pink eye, Sty, Foreign Body
  • Tooth abscess
  • Headache, Migraine
  • Cough, Bronchitis, Cold, Fever, Sore throat, Flu, Sinus infection or Allergies Nausea, Vomiting, Diarrhea or Abdominal Pain
  • Urinary tract infection, Bladder Infection, Prostatitis, Acute pelvic pain, Acute vaginal bleeding
  • Acne, Sunburns, Poison Ivy, Warts, Lice, Insect sting/bites, Minor rashes and infections, Shingles, Chicken pox, Minor burns, Bites, Abscess, Minor wounds
  • Sports Physical, Work Physical (not DOT)
  • Sexually Transmitted Disease testing
  • Sprain, Strain, Contusion, Joint pain, and Acute back pain
  • Elevated blood pressure, and Elevated sugar levels

Our physicians, who have years of experience in their specialties, focus on building long-lasting relationships with their patients. They are specially trained in diagnosis, treatment and prevention of disease and skilled in managing diabetes, hypertension, infectious diseases, kidney disorders, women’s health and other conditions.

Family practitioner Dr. Doan Do earned her medical degree from The University of Texas Health Science Center Houston (UTHealth) Medical School and completed a residency in the Houston Methodist Hospital Family Medicine Residency Program. Board certified in family medicine, Dr. Do’s primary clinical interest is preventive medicine and she considers herself a health coach in addition to a family doctor. She sees patients from two weeks old to adults. She is fluent in Vietnamese.

Family practitioner Dr. Justin Bogwu earned his medical degree from Ross University School of Medicine in Dominica, West Indies, and completed his residency in family medicine at Houston Methodist San Jacinto Hospital in Baytown. Board certified in family medicine, Dr. Bogwu sees patients from two weeks old to adults. His special interests include preventive medicine and sports medicine.

Pediatrician and family practitioner Dr. Olubunmi Ogundadegbe earned her medical degree from Tufts University School of Medicine in Boston and completed her residency in pediatrics and internal medicine at The University of Texas Health Sciences Center at Houston (UTHealth). Board certified in internal medicine, Dr. Ogudadegbe’s practice is based on the principles of trust, integrity and respect.

Obstetrician/gynecologist Dr. David J. Bonilla earned his medical degree from the Universidad Central del Caribe Medical School in Bayamon, Puerto Rico, and completed his obstetrics and gynecology residency at Ochsner Health Systems in New Orleans. Board certified in obstetrics and gynecology, Dr. Bonilla’s clinical special interests are advanced laparoscopic surgery, minimally invasive procedures and high-risk obstetrics.

Family Medicine Physician, Dr. Tuan Nguyen, received his bachelor, master and medical degrees from Tulane University School and completed his residency with the Houston Methodist Family Medicine Residency. Fluent in Vietnamese, Dr. Nguyen provides highly personalized care for patients ages two weeks and older. Dr. Nguyen diagnoses and treats a wide array of medical conditions, ranging from flu to chronic diseases like diabetes. He also sees same-day appointments.

Certified family nurse practitioner Brandy Evans, MSN, RN, FNP-BC holds a master’s degree in nursing. She sees patients aged two years and older and does physicals, well-woman exams and well-child exams. Her special clinical interests are health education and chronic disease management.

Certified Physician Assistant Emily Hollis, MPAS, PA-C, received her bachelor and master’s degrees from the University of Nebraska Medical Center through the military’s Interservice Physician Assistant Program. Hollis treats patients from 2 years to adults and treats a wide array of conditions. Hollis sees patients for episodic conditions like colds, allergies, earaches, Urinary tract infections, minor injuries, school physicals, and also performs in-office procedures.

Anita Tian, M.S.N., RN, FNP-C, received her bachelor’s and master’s degrees from The University of Texas Health Science Center in Houston, Texas. Tian began her medical career in 2007 as a registered nurse and, in 2013, became a certified Family Nurse Practitioner by the American Association of Nurse Practitioners. Fluent in Mandarin, Tian treats patients from 2 years to adults and has special interests in disease prevention, health promotion and patient education.

The Memorial Hermann Medical Group Summer Creek Convenient Care Center is conveniently located at the intersection of the Sam Houston Parkway (Beltway 8) and West Lake Houston Parkway near Summer Creek High School. Ample free parking is available for patients.

Patient Testimonials

She was wonderful. Gave me the right medicines for my illness. After being sick for three months and seen two doctors before seeing Dr. Doan, I would see her again if I get ill. - Patient of Dr. Do

I appreciated that the Dr. called me to give me the results as quickly as possible. Very nice! - Anonymous

The nurse assistant is always concern about the problems you are having and they know who you are and remember the reason you are there. - Anonymous

I really like Dr. O she always show that she is concerned plus she knows her patients even if you are there with someone else and she happens to see you she ask how are you doing. - Patient of Dr. O

The people at the desk are always helpful and polite. - Anonymous

From the front desk to the exam room everything is always pleasant and I have no problems. - Anonymous