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Welcome to the offices of

Alan A. London, MD, FACS and Sheetal M. Patel, MD, FACS.


Surgical Associates of Collin County offers a wide variety of surgical procedures including in office, inpatient and outpatient surgeries at various facilities.

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Dr. London

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Dr. Patel

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Our Physicians

Alan London, MD, FACS

Alan London,  MD,  FACS

Dr. Alan London was born in Philadelphia, but got here as soon as he could. He grew up in Richardson and went to L.V. Berkner High School. He graduated from UT-Austin with a BA in Biology. In 1994, he received his MD degree from UT-Southwestern. His General Surgery residency was completed in 1999 at Parkland Memorial Hospital. Until November of 2006, he was in private practice at Doctorís Hospital of Dallas and Presbyterian Hospital of Dallas. He has a special interest in advanced laparoscopy and endocrine surgery, but performs all facets of general surgery. He is married and has 2 daughters. When not working, he enjoys cooking, reading and is an avid sports fan.

Sheetal Patel, MD, FACS

Sheetal Patel,  MD,  FACS

Dr. Sheetal Patel graduated Cum Laude from Baylor University in 1997 with a major in Biology and a minor in Chemistry. She then worked as a researcher in the department of Plastic Surgery at the University of Texas Southwestern Medical Center. She went on to receive her Medical Degree from the Texas Tech University Health Sciences Center. She completed her residency training in General Surgery at the University of Illinois Metropolitan Group Hospitals in Chicago, Illinois. As a Resident Physician, she was the recipient of the MVP Physician Excellence Award from the Advocate Illinois Masonic Medical Center. She received further specialized training at Cleveland Clinic Florida where she completed a Fellowship in Minimally Invasive and Bariatric Surgery.

Dr. Patel is a specialist in minimally invasive (laparoscopic) surgery for obesity and metabolic syndrome. She has been published in multiple medical journals including Surgery for Obesity and Related Diseases, Obesity Surgery, Bariatric Times and Contemporary Surgery. She has also presented numerous research studies at the American College of Surgeons and the American Society for Metabolic and Bariatric Surgery.

She is a member of the American College of Surgeons, the American Society for Metabolic and Bariatric Surgery, the Society of American Gastrointestinal and Endoscopic Surgeons, and the Texas Medical Association.

Dr. Patel is happy to be back in the Lone Star State with her husband Brijesh and her cat Wesley.

Accepted Insurance

Please note this list may not be complete. If you do not find your insurance carrier please contact our office for further assistance.

Accountable PPO
Aetna (all plans)
Aetna Medicare Advantace
Blue Cross Blue Shield (all plans)
HMO Blue
ChoiceCare Concentric
ChoiceCare PPO
Cigna (all plans)
First Health PPO
Galaxy PPO
Great West (most plans)
Healthsmart PPO
Healthsmart GEPO
Humana PPO Lumenos
MedCorp SW PPO
Multiplan PPO
One Health PPO
Pacificare PPO
Pacificare HMO
Plan Vista PPO
PPO Next
Plano ISD
Richardson ISD
Secure Horizons
Texan Plus
Unicare PPO
United Healthcare (all plans)


Surgical Associates of Collin County offers a wide variety of surgical procedures including in office, inpatient, and outpatient surgeries at various facilities.

Office Procedures Performed:

  • Removal of Skin lesions,  lipomas and Cysts

  • Skin lesion biopsies

  • Lymphedema screening

Surgical Procedures Performed:

Hernia Repairs
(Laparoscopic and Open)

  • Umbilical Hernia
  • Inguinal Hernia
  • Ventral Hernia
  • Incisional Hernia

Abdominal Procedures
(Laparoscopic and Open)

  • Gallbladder surgery (Cholecystectomy)
  • Splenectomy
  • Colon and Small bowel resections
  • Gastric surgery
  • Nissen Fundoplication
    (anti-reflux surgery)
  • Paraesophageal Hernia Repair
  • Hiatal Hernia Repair
  • Diagnostic Laparoscopy

Neck Surgery

  • Thyroid Surgery
    partial and complete
  • Parathyroid Surgery

Bariatric Procedures

  • Laparoscopic Gastric Bypass
  • Laparoscopic Sleeve Gastrectomy
  • Laparoscopic Adjustable Gastric Banding
  • Revisional Bariatric Procedures
  • For more information click here

Other Procedures:

  • Lymph node biopsies
  • Excision of Pilonidal Cysts

Our Locations

Plano Office:

Monday – Friday, 9:00am – 5:00pm
4001 W 15th St.
Suite 335
Plano, TX 75093

Phone: 972-596-5225
Fax: 972-596-2684

Dr. London’s Frisco Office:

Monday and Friday, 2:00pm – 5:00pm
5520 Independence Pkwy
Ste 202
Frisco TX 75035

Phone: 972-596-5225
Fax: 972-596-2684

Dr. Patel’s Frisco Office:

Wednesday, 2:00pm – 5:00pm
3140 Legacy Drive
Frisco, TX 75034

Phone: 972-596-5225
Fax: 972-596-2684

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