Dr. Ashish Agarwala, DO

Dr. Agarwala practices at Mather Hospital in Port Jefferson, New York, part of Northwell Health.

Dr. Agarwala's NPI, 1982848156, was assigned on May 1, 2009. Dr. Agarwala graduated from New York Institute of Technology College of Osteopathic Medicine - Old Westbury in 2004. Dr. Agarwala holds New York license 252470-1.

Dr. Agarwala's primary practice is Mather Hospital, at 75 North Country Road, Port Jefferson, NY 11777 in Suffolk County. The practice phone is (631) 473-1320.

Dr. Agarwala's primary practice is Mather Hospital in Port Jefferson, New York, part of Northwell Health. Dr. Agarwala is also affiliated with Good Samaritan University Hospital St. Charles Campus. The medical group on file is Good Samaritan University Hospital. Dmand AI also links Dr. Agarwala to 2 more group practices and clinics, 2 medical groups and 1 skilled nursing facility, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Agarwala practices, 5 sites in all. Vendor and product names are available with a free account.

Surgery is Dr. Agarwala's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Agarwala is board certified in surgery by the AOA Board of Surgery. Dmand AI has Dr. Agarwala's licenses on file in 2 states: New York and Virginia.

Dmand AI lists abdominal hernia repair surgery, gallbladder removal and upper GI endoscopy among the conditions Dr. Agarwala treats.

CMS data shows 251 Medicare services from Dr. Agarwala across 4 procedure codes in 2024, for 148 Medicare patients. Medicare paid $21,269 for them.

CMS counts 148 Medicare patients who saw Dr. Agarwala in 2024. The largest group is 65 to 74, with 87 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 16% are also on Medicaid. Their average risk score is 1.12, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Agarwala's median patient age at 50, with 72% women.

In 2024, Dr. Agarwala wrote 96 Medicare Part D claims for 39 patients. 48% of them were for generic drugs. CMS names the drug for 63 of them, across 2 drugs with 11 or more claims each, at $45,064 in total drug cost.

Dr. Agarwala accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Agarwala as offering telehealth. CMS counts 49 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Agarwala, more than 63% of the clinicians it reports for that procedure.

Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)

Dmand AI links 6 papers to Dr. Agarwala, published from 2015 to 2016. 2016 was the busiest year, with 3. The most frequent topics are Laparoscopy, Obesity, Morbid and Gastric Bypass. Dr. Agarwala has published most often in Surg Endosc. Dr. Agarwala's most frequent co-authors are Arif Ahmad, MD, Jason Jorge Arellano, MD and Jared D. Carleton.

CMS Open Payments shows 35 general payments to Dr. Agarwala from 10 drug and device companies from 2024 to 2025. Education make up the largest share, 60% of the total. Intuitive Surgical, Inc. paid the most, $6,755.

Dr. Agarwala graduated from New York Institute of Technology College of Osteopathic Medicine - Old Westbury in 2004. Dr. Agarwala is a member of ACS.

Dr. Agarwala is in network with 16 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.