Methodist Medical Group
Methodist Alliance

Locations

Methodist Gastroenterology Specialists – Southwest

3450 W Wheatland Rd.
POB II, Suite 240
Dallas, TX 75237

View hours
Monday
8:00am - 5:00pm
Tuesday
8:00am - 5:00pm
Wednesday
8:00am - 5:00pm
Thursday
8:00am - 5:00pm
Friday
8:00am - 5:00pm
Methodist Gastroenterology Specialists – Southwest

About Charles J. Lostak, DO

Charles Lostak, DO, is a veteran gastroenterologist who has been on the medical staff of Methodist Health System since 1992. He earned his bachelor’s degree in chemical engineering at the University of Colorado Boulder. He went to work as a petroleum engineer for several years before entering medical school. Dr. Lostak received his Doctorate of Osteopathic Medicine from Oklahoma State University Health Sciences Center. Following his studies, he completed his internal medicine residency at Methodist Dallas Medical Center, then completed his gastroenterology fellowship at the University of Colorado Health Sciences Center.

Insurances Accepted

Before scheduling your appointment, please confirm that your insurance plan is accepted. Coverage can vary by provider and service, so checking in advance helps avoid unexpected costs.

Insurances Accepted

  • 90 Degree PPO
  • Aetna HMO
  • Aetna Medicare Advantage HMO
  • Aetna Medicare Advantage PPO
  • Aetna PPO
  • Aetna Whole Health Texas Health
  • American Health Plans
  • Baylor Scott & White Health Plan HMO/PPO
  • Baylor Scott & White Health Plan Marketplace Exchange
  • Baylor Scott & White Health Plan Medicare Advantage
  • Baylor Scott & White Quality Alliance
  • BCBS Blue Advantage HMO Marketplace Exchange
  • BCBS Blue Choice PPO
  • BCBS Blue Essentials HMO
  • BCBS Blue Premier HMO
  • BCBS Health Select POS
  • BCBS High Performance PPO Network
  • BCBS Medicare Advantage HMO
  • BCBS Medicare Advantage PPO
  • BCBS My Blue Health Marketplace Exchange
  • Buc-ee's
  • Christian Healthcare Ministries
  • Cigna Connect Marketplace Exchange
  • CIGNA HMO
  • CIGNA Local+
  • CIGNA OAP
  • Cigna POS
  • CIGNA PPO
  • Coral Unity National Provider Network
  • Custom Ink Group Health Plan
  • Employers Health Network
  • EVRY Healthcare
  • Healthcare Highways
  • HealthSmart GEPO
  • HealthSmart PPO
  • HealthSpring Medicare Advantage HMO/PPO
  • Humana Gold Plus Medicare Advantage HMO
  • Humana Medicare Advantage PPO
  • Imperial Health Marketplace Exchange
  • Medical Cost Containment Professionals
  • Molina Marketplace
  • Molina Medicare Advantage
  • MultiPlan Commercial PPO
  • MultiPlan Medicare Advantage
  • Oscar Health Marketplace Exchange
  • Parkland Medicaid
  • ProCare Advantage
  • Sana Benefits
  • Superior Ambetter Essentials & Virtual Access Marketplace Plans
  • Superior CHIP
  • Superior Foster Care
  • Superior STAR Medicaid
  • Superior Star+Plus
  • Tower Extrusions
  • Traditional Medicaid-Dallas County
  • Traditional Medicare-Dallas County
  • Tricare West
  • TriWest VA Community Care
  • United Healthcare HMO
  • United Healthcare Marketplace Exchange
  • United Healthcare Medicare Advantage
  • United Healthcare PPO
  • Velocity National Provider Network
  • WellCare Medicare Advantage
  • WellCare Medicare Advantage by Allwell
  • WellMed Medicare Advantage
  • Wellpoint Marketplace Exchange
  • Wellpoint Medicare Advantage
  • Wellpoint STAR Kids
  • Wellpoint STAR Medicaid
  • Medicaid
  • Medicare
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Provider Ratings

4.9 out of 5

(249 ratings)

The 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.

49 Reviews

07/03/2026

I really like the staff and the doctor!

07/03/2026

Very good

06/18/2026

He is professional, friendly, caring, he explains your situation,

06/17/2026

Dr Lostak apologized for delay.

05/21/2026

Very Attentive Dr Lostak to my need

05/21/2026

Dr Lostak is great. He explains things very well and discusses options

05/20/2026

Dr Lostak is very friendly and professional. Excellent care. Thank you

05/20/2026

We have always been very well taken care of

05/14/2026

Very good visit

05/14/2026

Doctor is always good

05/12/2026

All good

04/16/2026

The doctor took the time to talk and examine me I got the chance to ask question

04/14/2026

Good

04/08/2026

Amazing doctor Very nice speaks well to him patients

03/19/2026

I am always comfortable after visiting with the doctor. Always calm and relaxed. Very professional and thorough and always addresses my concerns.

03/05/2026

good

02/26/2026

Good

02/22/2026

Dr. Lostak was very attentive and listened to my concerns. He also scheduled me for a procedure from of my concerns.

02/18/2026

Very good

02/06/2026

All good

02/01/2026

Dr Lostak has walked me through a situation where I had weight loss and loss of appetite due to severe reflux disease. I have been taught lifestyle changes with diet. Also I started CPAP. My GI symptoms and neurological symptoms have cleared up. I am very thankful for the care and education I have received.

01/29/2026

Everyone was very friendly

12/03/2025

Informative intervention!

11/19/2025

Dr Lostak was really great. Asks good questions, explains things well. He was very concerned that I hadn't got a prescription he sent in. Said I should contact him if it ever happens again. Sent out a new prescription right away. Dr Lostak is very thorough and informative. I recommend him when I can.

10/31/2025

Great Dr.

10/29/2025

Good

10/20/2025

I like seeing Dr. Lostak because he listens to my concerns and doesn't make me feel like he is brushing them off. He offers alternative solutions to my care and treatment plans, which is a huge bonus for me.

10/16/2025

Dr. Lostak always takes time to answer my questions and he has excellent bedside manner. He is very professional.

10/15/2025

Dr. Lostak is great!

10/11/2025

Im 74 years old and pay close attention to the guality of my care; the service provided by the doctor and staff was more than I expected

10/02/2025

Good

10/01/2025

Dr was extremely nice

09/24/2025

Doctor went over the process

09/21/2025

Gpod

09/19/2025

Always very attentive and professional

09/17/2025

Dr Lostak . Thank you excellent attention.

09/11/2025

Dr. Lostak listens and tries hard to help his patients.

08/21/2025

Dr. Lostak is an excellent doctor, he always takes great care of you

08/15/2025

Dr. Losak is a wonderful doctor. Better than my own PCP He's been absolutely wonderful helping me through this situation. He's an excellent doctor

08/15/2025

Good

08/14/2025

Always good talking to this doctor & for this same reason I tend to forget about my questions

07/31/2025

Dr Lostak is very knowledgeable, caring and experienced doctor.

07/29/2025

Good

07/19/2025

Good experience

07/16/2025

Dr Lostack is an excellent doctor. Very caring.

07/01/2025

Dr. Lostak was very helpful and addressed all issues and questions.

06/28/2025

He's always cordial and remembers conversations from the last visit.

06/24/2025

Dr. Lostak was very helpful and attentive. He even picked up my glasses when they fell on the floor.

06/10/2025

Dr Lostak is amazing!
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