Pediatric Cardiologists in California
Data updated monthly · Last refresh October 2026
361 Pediatric Cardiology providers practice in California, including 3 (1%) offering telehealth. The largest concentration is in Palo Alto. 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.
361providers
3telehealth
Palo Altotop city
Pediatric Cardiology by city in California
Choose a city to see providers there.
Pediatric Cardiology 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. Brandy Hattendorf, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-2450 Dr. Brynn Connor, M.D.Los Angeles, CA · $20 in drug and device payments (2025) ·
(323) 660-2450 Dr. Cheryl Takao, MDLos Angeles, CA · $304 in drug and device payments (2025) ·
(323) 669-2461 Dr. Claire Newlon, MDLos Angeles, CA · $3,127 in drug and device payments (2025) ·
(310) 301-8732 Dr. Daniel Levi, M.D.Los Angeles, CA · $118,781 in drug and device payments (2025) ·
(310) 267-7667 Dr. Dayna Zimmerman, M.D.Los Angeles, CA · $65 in drug and device payments (2025) ·
(310) 423-1153 Dr. Gary Satou, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-5296 Dr. Grace Kung, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-2461 Dr. Gregory Perens, M.D.Los Angeles, CA · $209 in drug and device payments (2025) ·
(310) 825-5296 Dr. Guillermo Young, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 953-9926 Dr. Gulnigor GanievaLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-0867 Dr. Imran MasoodLos Angeles, CA · $53 in drug and device payments (2025) ·
(323) 660-2450 Dr. Jacqueline Szmuszkovicz, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-2461 Dr. Jay Jarmakani, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 206-3952 Dr. Jay Pruetz, M.D.Los Angeles, CA · $65 in drug and device payments (2025) ·
(310) 423-1153 Dr. Jennifer Su, MDLos Angeles, CA · $53 in drug and device payments (2025) ·
(323) 361-3550 Dr. Jodie Votava-smith, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-2461 Dr. John Wood, MDLos Angeles, CA · $24,196 in drug and device payments (2025) ·
(323) 669-2461 Dr. Jonathan SuLos Angeles, CA · $5,918 in drug and device payments (2025) ·
(310) 267-7667 Dr. Jondavid Menteer, MDLos Angeles, CA · $5,500 in drug and device payments (2025) ·
(323) 361-2461 Dr. Josephine Isabel-jones, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-5296 Dr. Juan Alejos, M.D.Los Angeles, CA · $468 in drug and device payments (2025) ·
(310) 206-3952 Dr. Julian Cameron, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(216) 844-3887 Dr. Kevin Shannon, M.D.Los Angeles, CA · $767 in drug and device payments (2025) ·
(310) 825-5296 Dr. Koyelle Papneja, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-0867 Dr. Leigh Reardon, MDLos Angeles, CA · $5,632 in drug and device payments (2025) · Telehealth ·
(310) 794-2727 Dr. Mahnaz Tabibian, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-7148 Dr. Majid Husain, M.D.Los Angeles, CA · $115 in drug and device payments (2025) ·
(310) 267-7667 Dr. Mark Shwayder, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(888) 631-2452 Dr. Mark Sklansky, MDLos Angeles, CA · $6,031 in drug and device payments (2025) ·
(323) 669-2461 Dr. Michael Recto, MDLos Angeles, CA · $70 in drug and device payments (2025) · Telehealth ·
(310) 825-0867 Dr. Michelle MathevosianLos Angeles, CA · $137 in drug and device payments (2025) ·
(323) 361-2461 Dr. Myriam Almeida-jones, MDLos Angeles, CA · $35 in drug and device payments (2025) ·
(310) 423-1153 Dr. Nancy Halnon, M.D.Los Angeles, CA · $21 in drug and device payments (2025) ·
(310) 825-5296 Dr. Nupur MakkarLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 267-9132 Dr. Paul Kantor, MBBCHLos Angeles, CA · $53 in drug and device payments (2025) ·
(323) 361-2461 Dr. Pierangelo Renella, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-5296 Dr. Pierre Wong, MDLos Angeles, CA · $19,925 in drug and device payments (2025) ·
(323) 361-2461 Dr. Ramin Badiyan, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 876-2405 Dr. Roberta Williams, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 669-2461 Dr. Ruchira Garg, M.DLos Angeles, CA · $336 in drug and device payments (2025) ·
(310) 423-1153 Dr. Ryan Handoko, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-2461 Dr. Shuo WangLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 361-2749 Dr. Sonia VoletiLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 825-0867 Dr. Stephen Nageotte, MDLos Angeles, CA · $29,130 in drug and device payments (2025) ·
(310) 423-1153 Dr. Sunny Chang, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 660-2450 Dr. Surabhi Reddy, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 660-2450 Dr. Susanna Tran, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(310) 423-1153 Dr. Sylvana Hidalgo, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 953-9926 Dr. Thomas Klitzner, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 206-3952 Common questions
How many Pediatric Cardiology providers are in California?There are 361 Pediatric Cardiology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Pediatric Cardiology providers in California offer telehealth?Yes. 3 of the 361 Pediatric Cardiology providers in California (about 1%) report offering telehealth services in CMS data.
Which cities in California have the most Pediatric Cardiology providers?Palo Alto (79), Los Angeles (57), San Diego (45) have the highest concentration of Pediatric Cardiology providers in California.
How many Pediatric Cardiology providers in California received drug or device company payments?129 of 361 Pediatric Cardiology providers in California (36%) 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.
Do most Pediatric Cardiologists in California work in independent practices or large health systems?Among 155 Pediatric Cardiologists in California enrolled in Medicare, 10% bill through a solo or small practice with fewer than 10 clinicians, 15% through a mid-size group of 10 to 99, and 74% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Pediatric Cardiologists in California work at?According to CMS facility affiliation records, the California hospitals where the most Pediatric Cardiologists hold privileges are Lucile Salter Packard Children's Hsp at Stanford in Palo Alto; Children's Hosp of Los Angeles in Los Angeles; University of California Davis Medical Center in Sacramento.
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