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Clinic Type

Gastroenterology

Address

1032 Mar Walt Drive, Suite 210, Fort Walton Beach, FL 32547; 417A NW Racetrack Road, Ste 2, Fort Walton Beach, FL 32547

Phone

850-863-8260; 833-916-2248; 850-863-5990; 850-862-0041; 850-267-0022; 850-267-0028

Email

anne.kachelhoffer@scasurgery.com

Opening Hours

Not published — contact the clinic to confirm hours.

Services Offered

—

Team

  • Riggenbach, Mark C., MD — Gastroenterologist

Insurance & Payment

—

Languages Spoken

—

FAQs

How can I contact the clinic by phone or email?

Phone: 850-863-8260; Email: null

Photos

What Patients Say

Overall sentiment across review platforms: positive

  • Healthgrades: 4.5/5 (44)
  • Healthgrades: 4.7/5 (15)
  • Vitals: 3.6/5 (16)
  • Healthgrades: 4.0/5 (12)

Patients praise

  • Physicians described as competent, thorough, and experienced
  • Positive bedside manner and willingness to listen to patients
  • Effective diagnosis and successful procedural outcomes
  • Professional and polite interaction with medical staff in some instances

Common complaints

  • Difficulty getting timely responses from office staff
  • Challenges with phone answering systems
  • Long wait times for appointments or procedures
  • Occasional dissatisfaction with nurse practitioners vs. physicians

"Dr. Twan is the BEST! From the moment he walked into the exam room he gave me his full attention and really listened to what I had to say."

— Healthgrades

"Unfortunately, his front office staff is very incompetent. Trying to get a call back in a timely manner won't happen unless you owe them money."

— Healthgrades

"He even called me at home to discuss one of my tests. How many doctors do that?"

— Healthgrades

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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