Dr. Carla Beth Marienfeld, MD

Dr. Marienfeld practices at UCSD Hillcrest Medical Center in San Diego, California.

Dr. Marienfeld's NPI, 1104007657, was assigned on November 26, 2007. Dr. Marienfeld graduated from Baylor College Of Medicine in 2007. Dr. Marienfeld holds California license A142922.

Dr. Marienfeld's primary practice is UCSD Hillcrest Medical Center, at 200 W Arbor Dr, San Diego, CA 92103 in San Diego County. The practice phone is (619) 543-6222.

Dr. Marienfeld's primary practice is UCSD Hillcrest Medical Center in San Diego, California. Dr. Marienfeld is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Dr. Marienfeld 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. Marienfeld practices, 2 sites in all. Vendor and product names are available with a free account.

Addiction psychiatry is Dr. Marienfeld's primary specialty in the NPI Registry, under taxonomy code 2084P0802X. Dr. Marienfeld is board certified in addiction medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Marienfeld's licenses on file in 3 states: California, Texas and Connecticut.

Dmand AI lists ADHD, alcohol use disorders, anxiety, bipolar disorder, depression, drug use disorders, insomnia and tobacco use among the conditions Dr. Marienfeld treats.

CMS data shows 360 Medicare services from Dr. Marienfeld across 4 procedure codes in 2024, for 63 Medicare patients. Medicare paid $24,894 for them. Every service was in an office.

CMS counts 63 Medicare patients who saw Dr. Marienfeld in 2024. The largest group is 65 to 74, with 33 patients. 75% of them have alcohol and drug use disorders, and 75% have anxiety. 46% are also on Medicaid. Their average risk score is 2.17, 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. Marienfeld's median patient age at 43, with 37% women.

In 2024, Dr. Marienfeld wrote 467 Medicare Part D claims for 50 patients. 90% of them were for generic drugs. CMS names the drug for 328 of them, across 15 drugs with 11 or more claims each, at $31,852 in total drug cost. In 2023, CMS named 175 claims across 12 drugs.

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 91 out of 100 for Dr. Marienfeld for performance year 2024, reported as part of a group. Dr. Marienfeld accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Marienfeld as offering telehealth.

Dmand AI links 47 papers to Dr. Marienfeld, published from 2003 to 2025. 2015 was the busiest year, with 6. The most frequent topics are Substance-Related Disorders, Psychiatry and Analgesics, Opioid. Dr. Marienfeld has published most often in Acad Psychiatry. Dr. Marienfeld's most frequent co-authors are Tushar Patel, MBCHB, Robert Alan Rosenheck, MD and Theddeus Iheanacho, MD.

CMS Open Payments shows 1 general payment to Dr. Marienfeld from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. Pear Therapeutics (US), Inc. paid the most, $115.

Dmand AI lists 19 awards for Dr. Marienfeld, most recently American Academy of Addiction Psychiatry Case Presentation and Travel Award in 2011.

Dr. Marienfeld graduated from Baylor College Of Medicine in 2007. Dr. Marienfeld is a member of APA.

Dr. Marienfeld is in network with 8 carriers, including Blue Cross Blue Shield of Michigan, Elevance and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.