Dr. Benjamin Kretzmann, MD

Dr. Kretzmann practices at Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System.

Dr. Kretzmann's NPI, 1881824399, was assigned on July 17, 2009. Dr. Kretzmann graduated from University Of Florida College Of Medicine in 2009. Dr. Kretzmann holds California license A116280.

Dr. Kretzmann's primary practice is Cedars-Sinai Medical Center, at 8700 Beverly Blvd, Los Angeles, CA 90048 in Los Angeles County. The practice phone is (310) 423-5000.

Dr. Kretzmann's primary practice is Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System. The medical group on file is Center For Rheumatology. Dmand AI also links Dr. Kretzmann to 1 more group practice or clinic, named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kretzmann practices, 2 sites in all. Vendor and product names are available with a free account.

Rheumatology is Dr. Kretzmann's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Kretzmann is board certified in rheumatology by the American Board of Internal Medicine. Dr. Kretzmann is licensed in California.

Dmand AI lists arteritis, arthritis, fibromyalgia and chronic pain, gout, muscle disease, muscle pain, fibromyalgia, and limb pain, osteoporosis and rheumatoid arthritis among the conditions Dr. Kretzmann treats.

CMS data shows 59,494 Medicare services from Dr. Kretzmann across 61 procedure codes in 2024, for 403 Medicare patients. Medicare paid $633,378 for them. Every service was in an office.

CMS counts 403 Medicare patients who saw Dr. Kretzmann in 2024. The largest group is 75 to 84, with 184 patients. 75% of them have arthritis, and 75% have high cholesterol. 3% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Kretzmann's median patient age at 56, with 63% women.

In 2024, Dr. Kretzmann wrote 905 Medicare Part D claims for 189 patients. 88% of them were for generic drugs. CMS names the drug for 667 of them, across 19 drugs with 11 or more claims each, at $263,508 in total drug cost. In 2023, CMS named 833 claims across 26 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Kretzmann for performance year 2024, reported as part of a group. Dr. Kretzmann accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kretzmann as offering telehealth.

CMS Open Payments shows 117 general payments to Dr. Kretzmann from 12 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $685. It also lists 10 research payments totaling $1,117 in 2016.

Dr. Kretzmann graduated from University Of Florida College Of Medicine in 2009.

Dr. Kretzmann is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.