Clinical Pathologists (Laboratory Medicine) in California
Data updated monthly · Last refresh October 2026
131 Clinical Pathology/Laboratory Medicine providers practice in California. The largest concentration is in San Francisco. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
131providers
San Franciscotop city
Clinical Pathology/Laboratory Medicine by city in California
Choose a city to see providers there.
Clinical Pathology/Laboratory Medicine providers in California
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Laurence Marton, M.D.Palo Alto, CA · No drug or device payments recorded (2025) ·
(650) 494-1818 Dr. Mai Le, M.D.Palo Alto, CA · $22 in drug and device payments (2025) ·
(650) 266-2603 Dr. James Jacobs, M.D.Roseville, CA · No drug or device payments recorded (2025) ·
(916) 784-4892 Dr. Frederick Axelrod, MDSan Bernardino, CA · No drug or device payments recorded (2025) ·
(909) 885-6503 Dr. Bob Bernaba, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 616-8033 Dr. David Lepay, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 550-3850 Dr. Dzung Le, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 534-8048 Dr. John Thorson, MD, PHDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 543-7874 Dr. Laura Dilly, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Michael Kelner, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 543-5976 Dr. Nicholas Protopsaltis, MD, PHDSan Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Oluwole Fadare, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Saravanan Raju, MDSan Diego, CA · $30 in drug and device payments (2025) ·
(800) 926-8273 Dr. Thomas Lane, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 822-6849 Dr. Anne Deucher, MD, PHDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-1620 Dr. Ari Molofsky, MD, PHDSan Francisco, CA · $2,501 in drug and device payments (2025) ·
(415) 443-0048 Dr. Barbara Haller, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 206-3497 Dr. David Park, M.D., PH.D.San Francisco, CA · $225 in drug and device payments (2025) ·
(415) 353-1613 Dr. Elham Khanafshar, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 885-7301 Dr. Elizabeth St. Lezin, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 221-4810 Dr. Erron Titus, MD, PHDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 418-0935 Dr. Frederic Waldman, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-7241 Dr. Godfred Masinde, PHDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 554-2685 Dr. Heba Kamal, MDSan Francisco, CA · $15 in drug and device payments (2025) ·
(415) 600-2200 Dr. Jacob Spector, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(510) 428-3162 Dr. Janet Kallo, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 750-5750 Dr. Jayanta Debnath, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 514-3424 Dr. John Moretto, MDSan Francisco, CA · $15 in drug and device payments (2025) ·
(415) 600-2200 Dr. Jon Ross, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 600-2200 Dr. Kwun Wen, M.D.San Francisco, CA · $43,175 in drug and device payments (2025) ·
(215) 662-2200 Dr. Maria Patino, MDSan Francisco, CA · $15 in drug and device payments (2025) ·
(415) 600-2200 Dr. Michael Busch, M.D., PH.D.San Francisco, CA · $5,414 in drug and device payments (2025) ·
(415) 407-2328 Dr. Morvarid Moayeri, M.D., PH.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-1671 Dr. Nandan Padmanabha, M.B.B.SSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-1667 Dr. Nikka Khorsandi, MD, MPHSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-1667 Dr. Richard Garcia-kennedy, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 600-2200 Dr. Shane Falcinelli, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 926-2167 Dr. Steven Miller, MD, PHDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-1000 Dr. Thomas Jackson, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 600-2200 Dr. Timothy Hamill, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-1723 Dr. Xander Van Wijk, PHD, DABCC, FADLMSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-7888 Dr. Yuet Kan, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-5849 Dr. Frank Deamant, MDSan Jose, CA · No drug or device payments recorded (2025) ·
(408) 885-6562 Dr. Maie Herrick, MDSan Jose, CA · No drug or device payments recorded (2025) ·
(408) 885-5000 Dr. Sharmila Pramanik, MDSan Jose, CA · No drug or device payments recorded (2025) ·
(408) 885-6608 Dr. Wendy Wu, MDSan Jose, CA · $61 in drug and device payments (2025) ·
(408) 885-6562 Dr. Bruce Ragsdale, M.D.San Luis Obispo, CA · $913 in drug and device payments (2025) ·
(805) 541-6033 Dr. Cynthia Douglas, M.D.San Luis Obispo, CA · No drug or device payments recorded (2025) ·
(805) 541-6033 Dr. David Lawrence, M.D.San Luis Obispo, CA · No drug or device payments recorded (2025) ·
(805) 541-6033 Dr. James Hannah, M.D.San Luis Obispo, CA · No drug or device payments recorded (2025) ·
(805) 541-6033 Common questions
How many Clinical Pathology/Laboratory Medicine providers are in California?There are 131 Clinical Pathology/Laboratory Medicine providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Which cities in California have the most Clinical Pathology/Laboratory Medicine providers?San Francisco (28), Los Angeles (18), San Diego (10) have the highest concentration of Clinical Pathology/Laboratory Medicine providers in California.
How many Clinical Pathology/Laboratory Medicine providers in California received drug or device company payments?26 of 131 Clinical Pathology/Laboratory Medicine providers in California (20%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Which hospitals do Clinical Pathologists (Laboratory Medicine) in California work at?According to CMS facility affiliation records, the California hospitals where the most Clinical Pathologists (Laboratory Medicine) hold privileges are UC San Diego Health Hillcrest - Hillcrest Med Ctr in San Diego; UCSF Medical Center in San Francisco; Cedars-Sinai Medical Center in Los Angeles.
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