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Dr. Mary Hammack, MD

Dr. Mary Hammack, MD

Internal Medicine*
35+ years of experience

Dr. Mary Hammack, MD is an internist in Plano, TX and has over 35 years of experience in the medical field. She graduated from University of Texas Health Sciences Center at San Antonio Long School of Medicine in 1988. She is affiliated with medical facilities such as Texas Health Presbyterian Hospital Plano and Medical City Plano. She is accepting telehealth appointments.

4.2 Star Rating
Based on 28 reviews 4.2 Star Rating (28 reviews)

Practice

6124 W Parker Rd Ste 234 Plano, TX 75093
Telehealth available

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Patient Favorite Award

Dr. Hammack is a patient favorite Internist

The Patient Favorite badge is awarded to top-performing providers who surpass average ratings and comments, reflecting their commitment to exceptional patient care. Read our methodology

Experience Check

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Dr. Hammack's Reviews

Likelihood to recommend Dr. Hammack

4.2

28 ratings, 15 with a written review
5 Star
79%
79%
4 Star
0%
0%
3 Star
0%
0%
2 Star
7%
7%
1 Star
14%
14%

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RecentHighestLowestMost Helpful
What went well
  • I felt respected
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Mar 18, 2025
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Yolanda Galvan – Mar 20, 2023
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
  • Long wait times
1 person found this helpful
Helpful
Linda Rodgers – Oct 03, 2022
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What went well
No results
What could be improved
No results
1 person found this helpful
Helpful
Oct 29, 2021
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Dale S. – Jun 14, 2021
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
May 20, 2021
×Post a ResponseAre you Dr. Mary Hammack, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
Apr 01, 2021
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What went well
No results
What could be improved
  • Staff wasn't friendly
  • Long wait times
3 people found this helpful
Helpful
Mar 30, 2021
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What went well
No results
What could be improved
  • Didn't listen or answer questions
  • Appointment was rushed
Helpful
Will not be returning – Aug 10, 2020
×Post a ResponseAre you Dr. Mary Hammack, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
2 people found this helpful
Helpful
Oct 29, 2019
×Post a ResponseAre you Dr. Mary Hammack, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
5 people found this helpful
Helpful
Marc Freidberg in Plano – Dec 14, 2016
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
7 people found this helpful
Helpful
Joe E in Little Elm, TX – Oct 19, 2016
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What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
8 people found this helpful
Helpful
Plano, TX – Sep 05, 2016
×Post a ResponseAre you Dr. Mary Hammack, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
No results
6 people found this helpful
Helpful
Allen, TX – May 30, 2016
×Post a ResponseAre you Dr. Mary Hammack, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
8 people found this helpful
Helpful
Barbara Rickert in Frisco, TX – Dec 31, 2015
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About Me

biography

Dr. Mary Hammack, MD is an internist in Plano, TX and has over 35 years of experience in the medical field. She graduated from University of Texas Health Sciences Center at San Antonio Long School of Medicine in 1988. She is affiliated with medical...read more
  • Internal Medicine

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • University Of Texas Health Sciences Center At San Antonio Long School Of Medicine

    Medical School, 1988
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.
  • English

  • Spanish

Patient Favorite Award

Dr. Hammack is a patient favorite Internist

    Read our methodology

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    Locations

    Practice

    Office6124 W Parker Rd Ste 234 Plano, TX 75093
    1
    Ranger Health Solutions LLC8350 Dallas Pkwy Ste 300 Frisco, TX 75034
    2

    Affiliated Hospitals

    • Baylor Scott & White Medical Center-Plano

      4700 Alliance Blvd
      Plano, TX 75093
      Recipient of 4
      hospital awards

      Patient Safety Excellence Award™ (2025)

      Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

      Outstanding Patient Experience Award™ (2024, 2023)

      Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

      View all awards

      How patients felt about the care they received at this hospital.

      86%
      Patients said they were given information about recovering at home

      2% higher than the national average

      78%
      Patients said that doctors always listened to them and explained things well

      2% higher than the national average

      View all patient feedback
    • Texas Health Presbyterian Hospital Plano

      6200 W Parker Rd
      Plano, TX 75093
      Recipient of 14
      hospital awards

      America's 250 Best Hospitals Award™ (2025)

      Top 5% in the nation for consistently delivering clinical quality

      Patient Safety Excellence Award™ (2025, 2024)

      Top 5% in the nation for consistently delivering clinical quality

      View all awards

      How patients felt about the care they received at this hospital.

      84%
      Patients said they were given information about recovering at home
      75%
      Patients said that doctors always listened to them and explained things well

      1% lower than the national average

      View all patient feedback
    • Medical City Plano

      3901 W 15th St
      Plano, TX 75075
      Recipient of 49
      hospital awards

      America’s 50 Best Hospitals for Surgical Excellence Award™ (2025, 2024)

      Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

      America's 250 Best Hospitals Award™ (2025, 2024, 2023)

      Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

      View all awards

      How patients felt about the care they received at this hospital.

      82%
      Patients said they were given information about recovering at home

      2% lower than the national average

      75%
      Patients said that nurses always listened to them and explained things well
      View all patient feedback
    Learn more about how Healthgrades measures Hospital Quality