For any life-threatening emergency, please call 911 for immediate assistance.
9/10/2025 IMPORTANT NOTICE:
We provded 30 days notice to patients of the departure of three providers at the Bloomberg practice. Sue Hsieh, NP, Brittany West, PA and Brad Gonik, MD were available for the next 30 days for patient care. Their last day was October 10, 2025. Please see the full information along with a records request form on our official notice letter.
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Records release form only download here
Submit the completed records request form to records@pmgarizona.com or fax to 480-838-3902
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​FAQs:
* Dr. Gonik and Sue Hsieh are starting their own practice. See more at: www.sabraprimarycare.com. Brittany West has taken a role at a specialist office.
* Email your provider at the following address and they can provide further info on their next location:
* Regional practices taking new patients:
Dr. Jim Nichols (Ahwatukee Family Medical Center), phone: (480) 759-5151
Lakeside Internal Medicine, 10450 E Riggs Rd, Suite 110, Sun Lakes, phone: (480) 895-7600​
Our Providers
Robert J Bloomberg, MD PhD
MDVIP
Born in Montreal, Quebec, Canada, Dr. Bloomberg completed his undergraduate education in Montreal. Dr. Bloomberg earned his Doctorate in Biochemistry at University of Wyoming and completed his fellowship at Purdue University. He earned his Medical Doctorate degree from McMaster University in Hamilton, Ontario. Dr. Bloomberg completed his residency training at Georgetown University Hospital in Washington, DC.
Dr. Bloomberg served as Chief Medical Resident in the McMaster University Hospital System in Hamilton, Ontario from 1979-80. He opened his private practice of Internal Medicine in Tempe, Arizona from 1980 to the present time. Dr. Bloomberg has been elected and appointed for numerous hospital staff positions, including Chief-of-Staff at Desert Samaritan Medical Center, Chairman of the Departments of Medicine, Infection Control and Pharmacy & Therapeutics.
Joshua Bloomberg, DO
MDVIP
Dr. Josh Bloomberg has been an internist in the Premier Medical Group since the summer of 2019. Prior to this he served honorably as an internist in the United States Navy from 2012 to 2019, earning the rank of Lieutenant Commander and a Navy Medal of Commendation for outstanding primary care provided to the Joint Task Force at Guantanamo Bay, Cuba. He is a graduate of the internal medicine residency at Naval Medical Center Portsmouth, VA, and is board certified in internal medicine. During his residency, he earned an award for clinical excellence on his Intensive Care Unit Rotation. He scored at the top of his class on all his in-service training medicine exams and well above average on his national board specialty exam. He graduated from Touro University, NV, Medical School and the University of California, Berkeley, where he earned a bachelors in English. His special interest includes intra-articular corticosteroids for joint diseases and botox for migraine headaches. He won the United Heros award for 2024 and earned Top Doctor in Phoenix Magazine for 2025.
Samira Zamani, DO
MDVIP
Dr. Zamani has been an internist in the Premier Medical Group since the summer of 2019. Prior to this she served honorably as an internist in the United States Navy from 2012 to 2019, earning the rank of Lieutenant Commander. She graduated from the internal medicine residency at Naval Medical Center Portsmouth and is board certified in internal medicine. She attended Bryn Mawr College as an undergraduate and majored in chemistry. She completed medical school at Touro University, NV. Her special interests include botox for migraine headaches, osteopathic musculoskeletal manipulation, and geriatric medicine. She also offers medical acupuncture and treats a wide range of conditions.
