Dr. Joseph Alexander Eisner, MD

Dr. Eisner practices at Dignity Health Surgical Services - Oxnard in Santa Maria, California.

Dr. Eisner's NPI, 1063776516, was assigned on June 29, 2012. Dr. Eisner graduated from New York University School of Medicine in 2012. Dr. Eisner's California license number on file is A128860.

Dr. Eisner's primary practice is Dignity Health Surgical Services - Oxnard, at 1414 E Main St, Santa Maria, CA 93454 in Santa Barbara County. The practice phone is (805) 485-8722.

Dr. Eisner's primary practice is Dignity Health Surgical Services - Oxnard in Santa Maria, California. Dr. Eisner is also affiliated with Community Memorial Hospital - Ventura. The medical group on file is Pacific Central Coast Health Centers Medical Group. Dmand AI also links Dr. Eisner to 2 more hospitals, 3 group practices and clinics and 2 medical groups, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Eisner practices, 6 sites in all. Vendor and product names are available with a free account.

Surgery is Dr. Eisner's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Eisner is board certified in surgery by the American Board of Surgery. Dr. Eisner has a license on file in California.

Dmand AI lists abdominal adhesion surgery, abdominal hernia repair surgery, acute gallbladder or bile duct inflammation, appendectomy, colon removal, esophagus, stomach, or upper small intestine surgery, gallbladder removal and groin hernia surgery among the conditions Dr. Eisner treats.

CMS data shows 391 Medicare services from Dr. Eisner across 10 procedure codes in 2024, for 185 Medicare patients. Medicare paid $35,383 for them.

CMS counts 185 Medicare patients who saw Dr. Eisner in 2026. The largest group is 65 to 74, with 76 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 38% are also on Medicaid. Their average risk score is 1.83, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Eisner's median patient age at 61, with 53% women.

In 2026, Dr. Eisner wrote 93 Medicare Part D claims for 60 patients. 99% of them were for generic drugs. CMS names the drug for 46 of them, across 2 drugs with 11 or more claims each, at $319 in total drug cost. In 2023, CMS named 27 claims across 1 drug.

Dr. Eisner accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

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

Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)

Mastectomy: 1 to 10 procedures (CMS shows small counts as a range)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)

Dmand AI links 6 papers to Dr. Eisner, published from 2012 to 2025. 2012 was the busiest year, with 2. Dr. Eisner has published most often in Int J Surg Case Rep. Dr. Eisner's most frequent co-authors are Garrett Collins Jones, DO, Karim Michael Jreije, DO and John Kenneth Saunders, MD.

CMS Open Payments shows 79 general payments to Dr. Eisner from 24 drug and device companies from 2017 to 2025. Honoraria make up the largest share, 62% of the total. THD America, Inc. paid the most, $9,500.

Dmand AI lists 5 awards for Dr. Eisner, most recently Society of American Gastrointestinal and Endoscopic Surgeons in 2016.

Dr. Eisner graduated from New York University School of Medicine in 2012. Dr. Eisner is a member of ACS, Community Memorial Health System, Surgery Committee, SAGES and St. John's Regional Medical Center, Cancer Committee.

Dr. Eisner is in network with 11 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.