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Clinic Type

Rheumatology

Address

1340 Wonder World Dr Ste 2203, San Marcos, TX 78666

Phone

(512) 667-7123

Email

careers@ascension.org

Opening Hours

Not published — contact the clinic to confirm hours.

Emergency Care

If you are experiencing a life-threatening emergency, call 911 or go directly to the ER.

Services Offered

  • Rheumatology - Arthritis

Team

  • Hassan M Alissa, Rheumatology - Arthritis — MD
  • Joseph R Martinez, Rheumatology - Arthritis — MD
  • Sonia Yousuf, Rheumatology - Arthritis — MD
  • Matthew A Dwyer, Rheumatology - Arthritis — DO
  • Brian S Sayers, Rheumatology - Arthritis — MD
  • Stephanie A Booth, Rheumatology - Arthritis — MD
  • Kevin V Hackshaw, Rheumatology - Arthritis — MD
  • Jordan M Jacquez, Rheumatology - Arthritis — MD

Insurance & Payment

Languages Spoken

Photos

What Patients Say

Overall sentiment across review platforms: positive

  • WebMD (Dr. Maria Salinas): 2.0 stars (WebMD, limited sample) (4 reviews)
  • Healthgrades (Ryan Hall): 5.0 stars (2 reviews)
  • Vitals: 4.3 stars ((aggregate for providers at Arthritis Clinic of Central Texas))
  • U.S. News & World Report (Dr. Hassan Alissa): Based on 237 reviews (237 reviews)

Patients praise

  • compassionate and empathetic care
  • thorough listening to patient history and concerns
  • professional and friendly office staff
  • clear explanations of conditions and treatments
  • effective treatment plans leading to symptom relief

Common complaints

  • some lower numerical ratings exist on certain review platforms despite generally positive written feedback

"Dr. Salinas is so patient. I never feel rushed even though I talk too much. She truly cares how you feel and wants to give the right meds to you."

Patient review of Dr. Maria Salinas via clinic website

"I have been treated by Ryan Hall for several years and he is so compassionate and has taken excellent care of care of my health!"

Patient review of Ryan Hall on Healthgrades

"I don't know where I would be without Dr. Alissa and all the nurses. I have been coming here for years and they ALWAYS listen and they always care."

Patient review of Arthritis Clinic of Central Texas on Yelp

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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