AASC will work with each patient and their primary care physician to connect each patient with the best possible board certified surgeons.

General Surgery
Gastrointestinal Surgery
Orthopedic Surgery
Foot and Ankle Surgery
Gynecological Surgery
Plastic Surgery
Ear, Nose & Throat Surgery
Vein Specialists
Pain Management

Doctor or surgeon holding blank white card

Advanced Ambulatory Surgical Center maintains the highest standards for physicians applying for privileges and has attracted and retained numerous teaching physicians from medical universities.

Patients benefit from access to physicians who teach physicians.

Our attending physicians often use resident physicians from some of Chicago’s finest teaching hospitals on procedures conducted at AASC.

Our surgeons specialize in:smiling doctor or nurse drawing electrocardiogram

  • General surgery
  • Gastro Intestinal surgery
  • Orthopedic surgery
  • Foot and ankle surgery
  • Gynecological surgery
  • Plastic surgery
  • Pain management

Dr. Naveen Tipirneni, Director of the Pain Management Clinic, specializes in stopping chronic pain in its tracks.

The most common complaints patients make to doctors involves pain.

What can be done? A physician has several treatment options including the use of physical neurological techniques or drug intervention. Dr. Tipirneni offers various methods from nerve blocks to spinal cord stimulation.

Pain management can help the person suffering with either acute or chronic pain. The clinic will examine every avenue, look at the total person and evaluate a specific lifestyle with respect to the overall health and well-being of the person. Our goal is to reduce or completely alleviate pain and to enable a person to regain an active personal lifestyle, both in the home and in the community.

Acute and chronic pain management interventions are available on various levels to meet the individual’s needs. Office screenings and treatments are offered for some patients, with outpatient and/or inpatient services when indicated.

The most common procedures performed by Dr. Tipirneni are:

  • Lumbar and cervical injections
  • Discography
  • Radiofrequency
  • Discectomy – Disc Decompression
  • Spinal Cord Stimulation

For appointments, please contact Dr. Tipirneni at 773-637-2333


Advanced Ambulatory Surgical Center is proud to be a sponsor for continuing medical education and its affiliation with major Chicago area medical schools. For medical education information, please contact Dr. Hrywnak at 773-637-1700 or

Physicians who have applied and obtained privileges at Advanced Ambulatory Surgical Center can download a Request to Schedule Surgery form and fax the completed form to AASC at 773-637-2881. You will be contacted the same business day to confirm your procedure and surgical suite.

Effective January 01, 2002, the State of Illinois standardized credential and recredential applications (Bill 1780 Public Act # 91602) to be used by hospitals, surgical centers, insurance providers, assisted living centers, and other health care facilities.

Some hospitals and providers may not be aware of this change, if you are credentialing with other health care facilities in Illinois, and receive a different application from those facilities, you may want to advise the facility credentialing contact of this change and refer them to for more information.

While the new forms are much more detailed and lengthy than previous AASC applications, you may now save your completed form and use the same form for all insurance companies and health care providers.

More information about this change, including forms for downloading can be obtained at