Dr. Douglas E. Cohen, MD

Dr. Cohen practices at MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District.

Dr. Cohen's NPI, 1932127248, was assigned on July 17, 2006. Dr. Cohen graduated from New York University School of Medicine in 1991. Dr. Cohen holds California license G75866.

Dr. Cohen's primary practice is MarinHealth Medical Center, at 250 Bon Air Road, Greenbrae, CA 94904 in Marin County. The practice phone is (415) 925-7900.

Dr. Cohen's primary practice is MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District. Dr. Cohen is also affiliated with UCSF Helen Diller Medical Center at Parnassus Heights. The medical group on file is Vituity. Dmand AI also links Dr. Cohen to 1 more hospital, 1 physician office and 1 medical group, each named with a free account.

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cohen practices, 4 sites in all. Vendor and product names are available with a free account.

Internal medicine is Dr. Cohen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Cohen is board certified in internal medicine by the American Board of Internal Medicine. Dr. Cohen is licensed in California.

Dmand AI lists acute respiratory failure, bile duct problems, cardiac arrhythmia, cellulitis, chronic hypertension, chronic kidney disease, chronic obstructive pulmonary disease (COPD) and chronic respiratory failure among the conditions Dr. Cohen treats.

CMS data shows 875 Medicare services from Dr. Cohen across 8 procedure codes in 2024, for 401 Medicare patients. Medicare paid $79,817 for them. Every service was in a facility, such as a hospital, rather than an office.

CMS counts 401 Medicare patients who saw Dr. Cohen in 2024. The largest group is 75 to 84, with 152 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 27% are also on Medicaid. Their average risk score is 2.06, 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. Cohen's median patient age at 78, with 55% women.

In 2024, Dr. Cohen wrote 223 Medicare Part D claims for 80 patients. 93% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $55 in total drug cost. In 2023, CMS named 39 claims across 3 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Cohen for performance year 2024, reported individually. Dr. Cohen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Cohen as offering telehealth.

CMS Open Payments shows 4 general payments to Dr. Cohen from 4 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. HeartFlow, Inc. paid the most, $192.

Dr. Cohen graduated from New York University School of Medicine in 1991. Dr. Cohen is a member of ACP and Society of Hospital Medicine.

Dr. Cohen is in network with 6 carriers, including Blue Cross Blue Shield of Michigan, Blue Cross Blue Shield of Massachusetts and Elevance. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.