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Clinic Type

General Surgery

Address

100 William Northern Blvd, Tullahoma, TN 37388

Phone

(931) 461-1150

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

  • General Surgery
  • Surgical consultation
  • Surgical procedures
  • General Surgery - Tullahoma, TN

Team

  • Mark Blair, MD, FACS, MD, FACS — General Surgeon
  • Lakshmi Kanth K Chinappa Nagappa, MD, MBBS, MS, MD, MBBS, MS — General Surgeon
  • Robert A Christenson, DO, DO — General Surgeon

Insurance & Payment

Languages Spoken

  • English

Current Offers

Accepting new patients — null

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • U.S. News & World Report (Dr. Mark Blair): 5/5 (based on 54 ratings) (54)
  • U.S. News & World Report (Dr. Joe Krick): 5/5 (based on 41 ratings) (41)
  • Healthgrades/Birdeye (Dr. Mark Blair): 4.1 - 4.3 stars (18 - 22 reviews)
  • Tullahoma Surgery Center (WebMD): 4/4 stars (4)

Patients praise

  • Highly rated by some patients for clinical skill, bedside manner, and thorough explanations
  • Staff described as professional, caring, and efficient in some settings
  • Successful routine procedures with minimal recovery issues

Common complaints

  • Serious complications following surgical procedures (e.g., organ perforation, lung collapse)
  • Allegations of negligence and lack of accountability
  • Instances where patients required emergency care or transfer to other facilities after procedures

"I trust this man with my life. He is an outstanding physician and surgeon."

Patient review for Dr. Mark Blair (Healthgrades)

"He punctured my mom’s lung when he was putting her chemo port in, her lung collapsed due to his negligence."

Patient review for Dr. Mark Blair (Birdeye)

"Horrible. A routine colonoscopy sent me to the ER with aspiration pneumonia. This facility was negligent and yet will not admit that there was a problem."

Patient review for Tullahoma Surgery Center (WebMD)

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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