(702) 839-1203
4454 N Decatur Blvd, Las Vegas, NV 89130
2110 E. Flamingo Rd., Suite #330, Las Vegas, NV 89119
Hours of Operation 8:30-5:00PM

Our Medical Team

Our Board Certified and Fellowship Trained Pain Management Physicians believe in helping patients manage their pain so that they can quickly return to a more active and productive life by providing comprehensive specialized care in a compassionate setting.


David R. Lanzkowsky M.D

David R. Lanzkowsky M.D.

Dr. David Lanzkowsky is Board Certified in Anesthesiology and Pain Management. He received his medical degree in 1984 and went on to complete his Anesthesiology residency at SUNY at Stony Brook in New York. Dr. Lanzkowsky founded Centennial Medical Group in 2001. Since then, he continues educating himself on the latest state-of-the-art interventional pain relieving procedures. Dr. Lanzkowsky has extensive experience in the med-legal field for both plaintiff and (formerly) defense. This allows him to be objective in his treatment of patients who are injured as a result of accidents. Not only does he provide expert reports for litigation, he also does second opinion reports where he reviews all of the patients' treatment and gives his opinion on treatment/future treatment recommendations. He is fluent in both Spanish and English. As a devoted family man and avid winter sportsman, he enjoys spending time with his family in Park City, Utah.


Nianjun Tang M.D.

Dr. Tang received her medical degree from Hunan Medical University in China in 1992. She went on to receive her Masters of Science at Indiana University in 1996 and completed her residency in 2003 at the Medical College of Wisconsin in the Department of Physical Medicine and Rehabilitation. Dr. Tang speaks both English and Mandarin.

Diplomate of the American Board of Physical Medicine and Rehabilitation


Mark J. Cirella, M.D.

Dr. Mark Cirella received his B.S. from California State University in Bakersfield California. He went on to receive his M.D. in 1999 at American University of the Caribbean Saint Maarten in Florida. Dr Cirella is board certified in anesthesiology and completed his residency at St. Luke's Hospital in Chicago, Illinois. He also completed there his pain management fellowship in 2004. He is licensed in Nevada, California and Chicago and is Board Certified in pain medicine.

Hadi Moten M.D.

Hadi Moten M.D.

Dr. Hadi Moten received his medical degree from the Rosalind Franklin University of Medicine and Science – The Chicago Medical School in 2009 and completed his internship in Medicine and Surgery as well as an anesthesiology residency at Stony Brook University Medical Center in Stony Brook, New York. He later continued his studies as a Fellow in Interventional Pain Medicine at Mt. Sinai Medical Center in Manhattan. He speaks Hindi, Urdu and Medical Spanish.