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About

CLS Health is a multi-specialty hospital group based in Webster, TX, serving Greater Houston with 32 U.S. offices. They offer same-day appointments with primary care physicians or specialists and cover numerous specialties including gastroenterology. If you’re seeking a gastroenterologist specifically in Pasadena, TX, CLS Health’s network includes multiple Houston-area locations; you may consider scheduling with their gastroenterology team or visiting their Cypress, Pearland, Webster, Sugar Land, or Houston offices to request a Pasadena-based provider or closest option within their system. For precise provider availability, contacts, and to book an appointment, check CLS Health’s locations page or contact their patient services.

Clinic Type

Gastroenterology

Address

3801 Vista Road, Suite 100, Pasadena, TX 77504

Phone

3464779088

Email

status@healthmark-group.com

Opening Hours

1:00 PM - 5:00 PM

Services Offered

  • Gastroenterology

Team

  • Zeid Karadsheh — Interventional Gastroenterology, Gastroenterology

Insurance & Payment

  • Aetna
  • Ambetter Superior Health
  • Blue Cross Blue Shield
  • Community Health Choice
  • Humana
  • United Healthcare
  • Wellpoint (Amerigroup)

Don't see your insurance listed? We may still accept it! CLS Health updates accepted insurance plans regularly. Please call (281) 724-1860 to verify your coverage.

Medicare, Medicaid, Commercial Insurance

Languages Spoken

  • English

FAQs

Does CLS Health Gastroenterology accept Medicare & Medicaid?

Yes, CLS Health Gastroenterology accepts Medicare & Medicaid.

Where is the Pasadena, TX location located?

3801 Vista Road, Suite 100, Pasadena, TX 77504.

What are the contact phone numbers for the Pasadena location?

(346) 477-9088 and (346) 200-3006.

Photos

What Patients Say

Overall sentiment across review platforms: positive

  • ProviderMatch (Dr. Zeid Karadsheh): 4.8/5 (based on 266 ratings) (266)
  • ProviderMatch (Dr. Farah Harmouch): 4.7/5 (based on 35 ratings) (35)
  • WebMD (Dr. Zeid Karadsheh): 4.5/5 (based on 14 ratings) (14)

Patients praise

  • some providers noted as compassionate, skilled, and attentive listeners
  • support staff and nursing teams praised for being helpful and comforting
  • transparency in billing and insurance processes mentioned by some patients

Common complaints

  • reports of feeling unheard or dismissed by some providers
  • concerns regarding bedside manner and communication clarity
  • long wait times for appointments

"Dr. Karadsheh is a rare find- competent, skilled, and most of all compassionate . He took the time to listen attentively and he quickly identified my problem."

WebMD patient review

"We had a very disappointing experience with Dr. Karadsheh. After a long wait, the doctor attempted to schedule my elderly mother for a procedure without first explaining the medical necessity or the process involved."

WebMD patient review

"CLS confirms insurance and costs prior to procedures. This is refreshing! No surprise charges!"

Patient testimonial (CLS Health general)

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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