Next available appointments
Times may vary. Displayed times are for in-person visits. Additional times may be available for both new and current patients.
Fri, 10/30
- 11:00 AM
Wed, 12/23
- 10:45 AM
Wed, 2/03
- 10:45 AM
Locations of Michael Thomas Johnston, MD

Baylor Scott & White MedProvider
3417 Gaston Ave Ste 1000 & 1100, Dallas, TX, 75246- Monday:7:30 am-4:30 pm
- Tuesday:7:30 am-4:30 pm
- Wednesday:7:30 am-4:30 pm
- Thursday:7:30 am-4:30 pm
- Friday:7:30 am-4:30 pm
Office Hours
Biography
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Dr. Michael Johnston is a board-certified physician, specializing in internal medicine. He is passionate about helping his adult patients achieve their health goals and finds it very rewarding when they’re accomplished. Outside ... of work, Dr. Johnston enjoys spending time with his wife and adult children, visiting family, playing golf and traveling. View More |
| Ages Seen |
|---|
| Adults |
| Geriatrics |
| Language(s) Spoken |
|---|
| English |
| Education |
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| Education: University of Texas Health Science Center San Antonio (1995) |
| Internship: Internal Medicine, Baylor University Medical Center (1996) |
| Residency: Internal Medicine, Baylor University Medical Center (1998) |
| Certifications |
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| Internal Medicine- American Board of Internal Medicine |
Insurances accepted
Baylor Scott & White has established agreements with several types of insurance to ensure your health needs are covered.
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Aetna - (13)Aetna-Aetna Signature AdministratorsAetna-Choice POS IIAetna-Group Retiree Medicare PPO - Limited to Exxon/MobilAetna-Health Network OnlyAetna-Health Network OptionAetna-HMOAetna-Managed ChoiceAetna-Open Access Elect ChoiceAetna-Open Access Managed ChoiceAetna-Open Access SelectAetna-Open Choice PPOAetna-QPOSAetna-Select
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Baylor Scott & White Health Plan - (14)Baylor Scott & White Health Plan-BSW Access PPOBaylor Scott & White Health Plan-BSW Plus HMOBaylor Scott & White Health Plan-BSW Plus HMO-Individual/FamilyBaylor Scott & White Health Plan-BSW Plus PPO-GroupBaylor Scott & White Health Plan-BSW Plus PPO-Individual/FamilyBaylor Scott & White Health Plan-BSW Premier HMO-GroupBaylor Scott & White Health Plan-BSW Premier HMO-Individual/FamilyBaylor Scott & White Health Plan-BSW SeniorCare Advantage HMOBaylor Scott & White Health Plan-BSW SeniorCare Advantage PPOBaylor Scott & White Health Plan-BSWH Employee Network (SEQA & EQA)Baylor Scott & White Health Plan-BSWH Employee Network Premium (PPO)/ HDHPBaylor Scott & White Health Plan-ERS BSW Preferred HMO NetworkBaylor Scott & White Health Plan-HMO Network-GroupBaylor Scott & White Health Plan-HMO Network-Individual/Family
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Blue Cross Blue Shield - (20)Blue Cross Blue Shield-Blue Advantage - BronzeBlue Cross Blue Shield-Blue Advantage - GoldBlue Cross Blue Shield-Blue Advantage - SilverBlue Cross Blue Shield-Blue Advantage Plus - BronzeBlue Cross Blue Shield-Blue Advantage Plus - GoldBlue Cross Blue Shield-Blue Advantage Plus - SilverBlue Cross Blue Shield-Blue ChoiceBlue Cross Blue Shield-Blue Cross Group Medicare Advantage (PPO)Blue Cross Blue Shield-Blue EssentialsBlue Cross Blue Shield-Blue Essentials AccessBlue Cross Blue Shield-Blue PremierBlue Cross Blue Shield-Blue Premier AccessBlue Cross Blue Shield-Federal Basic OptionBlue Cross Blue Shield-Federal FEP Blue FocusBlue Cross Blue Shield-Federal Standard OptionBlue Cross Blue Shield-High Performance NetworkBlue Cross Blue Shield-MA Oncor/NRG Futr Hold Retire PPOBlue Cross Blue Shield-TRS-ActiveCare PrimaryBlue Cross Blue Shield-TRS-ActiveCare Primary HDBlue Cross Blue Shield-TRS-ActiveCare Primary+
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Catalyst Health Group - (1)Catalyst Health Group-Catalyst Health - Baylor Scott & White Preferred
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Centivo Network - (1)Centivo Network-Centivo Network - Baylor Scott & White Premier
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Cigna - (7)Cigna-BSW Extended PPOCigna-Choice FundCigna-HMO Open AccessCigna-LocalPlusCigna-LocalPlus In-NetworkCigna-Open Access PlusCigna-Open Access Plus In-Network
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DFW ConnectedCare - (1)DFW ConnectedCare-American Airlines Employee Benefit Plan
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EHN - (1)EHN-Employers Health Network
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HealthSmart - (2)HealthSmart-Accel NetworkHealthSmart-Preferred Network
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Humana - (11)Humana-ChoiceCareHumana-Humana Gold Choice (PFFS)Humana-Humana Gold Plus (HMO)Humana-Humana Gold Plus SNP-DE (HMO D-SNP)Humana-Humana Honor (PPO)Humana-Humana PreferredHumana-Humana USAA Honor with Rx (PPO)Humana-HumanaChoice (PPO)Humana-HumanaChoice (Regional PPO)Humana-National POSHumana-PPO
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Imagine Health - (1)Imagine Health-Imagine Health Network
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Medicaid - (2)Medicaid-Superior HealthPlanMedicaid-Traditional Medicaid
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Medicare - (1)Medicare-Traditional Medicare
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Nebraska Furniture Mart - (3)Nebraska Furniture Mart-EmeraldNebraska Furniture Mart-OnyxNebraska Furniture Mart-Pearl
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PHCS Network - (1)PHCS Network-PHCS Primary PPO
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Prism Electric - (1)Prism Electric-BSW Premier - Prism
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Superior Health Plan - (3)Superior Health Plan-Ambetter Core EPO - BronzeSuperior Health Plan-Ambetter Core EPO - GoldSuperior Health Plan-Ambetter Core EPO - Silver
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TriWest HealthCare - (1)TriWest HealthCare-VA-PCCC
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United HealthCare - (34)United HealthCare-AARP Medicare Advantage Choice (PPO)United HealthCare-AARP Medicare Advantage Patriot (HMO-POS)United HealthCare-AARP Medicare Advantage SecureHorizons Plan 1 (HMO-POS)United HealthCare-AARP Medicare Advantage SecureHorizons Plan 2 (HMO-POS)United HealthCare-AARP Medicare Advantage Walgreens (PPO)United HealthCare-All SaversUnited HealthCare-CharterUnited HealthCare-Charter BalancedUnited HealthCare-Charter PlusUnited HealthCare-ChoiceUnited HealthCare-Choice PlusUnited HealthCare-CoreUnited HealthCare-Core EssentialUnited HealthCare-EDGEUnited HealthCare-Erickson Advantage Champion (HMO-POS C-SNP)United HealthCare-Erickson Advantage Freedom (HMO-POS)United HealthCare-Erickson Advantage Guardian (HMO-POS I-SNP)United HealthCare-Erickson Advantage Liberty with Drugs (HMO-POS)United HealthCare-Erickson Advantage Liberty without Drugs (HMO-POS)United HealthCare-Erickson Advantage Signature with Drugs (HMO-POSUnited HealthCare-NavigateUnited HealthCare-Navigate BalancedUnited HealthCare-Navigate PlusUnited HealthCare-Nexus ACO - Open AccessUnited HealthCare-Nexus ACO - Referral RequiredUnited HealthCare-OptionsUnited HealthCare-SelectUnited HealthCare-Select PlusUnited HealthCare-SurestUnited HealthCare-United HealthCare - AARP Medicare Advantage (HMO-POS)United HealthCare-UnitedHealthcare Assisted Living Plan (PPO I-SNP)United HealthCare-UnitedHealthcare Group Medicare Advantage (PPO)United HealthCare-UnitedHealthcare Medicare Advantage Choice (Regional PPO)United HealthCare-UnitedHealthcare Nursing Home Plan (PPO I-SNP)
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WellMed - (15)WellMed-AARP Medicare Advantage (HMO-POS)WellMed-AARP Medicare Advantage (HMO)WellMed-AARP Medicare Advantage Choice (PPO)WellMed-AARP Medicare Advantage Patriot (HMO-POS)WellMed-AARP Medicare Advantage SecureHorizons Plan 1 (HMO-POS)WellMed-AARP Medicare Advantage SecureHorizons Plan 2 (HMO-POS)WellMed-AARP Medicare Advantage Walgreens (PPO)WellMed-UnitedHealthcare Dual Complete (HMO DSNP)WellMed-UnitedHealthcare Dual Complete Choice (Regional PPO DSNP)WellMed-UnitedHealthcare Dual Complete Select (HMO POS DSNP)WellMed-UnitedHealthcare Group Medicare Advantage (HMO)WellMed-UnitedHealthcare Medicare Advantage Ally (HMO POS CSNP)WellMed-UnitedHealthcare Medicare Advantage Choice (Regional PPO)WellMed-UnitedHealthcare Medicare Gold (Regional PPO CSNP)WellMed-UnitedHealthcare Medicare Silver (Regional PPO CSNP)
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Patient Ratings (1389)
The patient rating score is an average of all responses to physician-related questions on our nationally recognized Press Ganey Patient Satisfaction Survey .
| averageRating | metric | |
|---|---|---|
| 4.8 | Wait Time at Clinic | |
| 4.9 | Time Care Provider spent with Patient | |
| 5.0 | Provider showed concern | |
| 5.0 | Provider included you in decisions | |
| 5.0 | Friendliness/Courtesy of Care Provider | |
| 4.9 | Rate Care Provider |
Patient Comments (741)
Overview of patient comments
Summary created using AI
Patient comments are gathered from our Press Ganey Patient Satisfaction Survey and are displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.
Patients appreciate
Dr. Michael Johnston receives overwhelmingly positive feedback from patients, many of whom have been with him for 15, 20, even 30+ years. The most consistently praised qualities are his attentive listening and unhurried approach—patients repeatedly note that he never rushes appointments and takes time to thoroughly answer questions and address concerns. He is frequently described as caring, compassionate, knowledgeable, and personable, with an excellent "bedside manner" that many say is increasingly rare in modern medicine. Numerous reviewers highlight his responsiveness outside of visits, particularly through the MyChart/patient portal, often replying quickly (sometimes same-day or on weekends) with lab results and guidance. Many patients also mention that he treats multiple generations of their family and that they have referred friends and relatives to him, underscoring strong trust and loyalty. His staff and nursing team are also frequently praised as friendly and professional.
Patients also share
Opportunities for improvement are minimal and appear in only a small number of reviews. One reviewer felt a visit seemed rushed and suspected administrative pressure to limit time with patients, which contrasts with the majority experience. Another patient noted that when raising a concern outside Dr. Johnston's specialty (such as incontinence), they wished for a referral recommendation rather than no follow-up suggestion. A few reviews mention logistical issues unrelated to the doctor himself, such as a building elevator outage disrupting an in-office visit (which he resolved by offering a video appointment). These isolated comments are vastly outnumbered by positive experiences and do not reflect a consistent pattern of concern.