HealthcareDiscovery.AI / Doctors / California / Antioch / Internal Medicine

Internal Medicine in Antioch, California

Data updated monthly · Last refresh September 2026

65 Internal Medicine providers practice in Antioch, and 17% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Antioch

Listed alphabetically. 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. Aaron Der, M.D.
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. Al Sumaquial, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Andrew Yusran
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. Anita Cherian, MD
Antioch, CA · No drug or device payments recorded (2025) · Telehealth · (925) 779-5000
Dr. Anita Mittal, MD
Antioch, CA · No drug or device payments recorded (2025) · (202) 276-3770
Dr. Carl Corrigan, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Chung Kung, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. David Langkammer, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. Dileep Kumar, M.D.
Antioch, CA · No drug or device payments recorded (2025) · (925) 757-5790
Dr. Edmon Soliman, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Elaine Sumaquial, M.D.
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5090
Dr. Errisha Richardson, MD
Antioch, CA · No drug or device payments recorded (2025) · (573) 882-4438
Dr. Evgeniya Dickstein, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Fatima Syed, M.D.
Antioch, CA · $115 in drug and device payments (2025) · Telehealth · (925) 756-3400
Dr. Felix Vergara, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Gabriel Palladino, MD
Antioch, CA · $32 in drug and device payments (2025) · (925) 813-6500
Dr. Gulshan Panjwani, MD
Antioch, CA · $196 in drug and device payments (2025) · (925) 779-5000
Dr. Hsiao-pin Chin, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. Ioannis Eleftheriadis, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. Irina Bronstein, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Jalal Atmar, MD
Antioch, CA · No drug or device payments recorded (2025) · Telehealth · (925) 813-6500
Dr. Jaryn Park, M.D.
Antioch, CA · No drug or device payments recorded (2025) · (925) 756-1192
Dr. Jaspreet Sandhu, MD
Antioch, CA · $62 in drug and device payments (2025) · Telehealth · (925) 813-6500
Dr. Jay Yarlagadda, M.D.
Antioch, CA · $21 in drug and device payments (2025) · (253) 241-3389
Dr. Jessica Xiao, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 858-1579
Dr. Kausalya Bhaskarabhatla, M.D.
Antioch, CA · No drug or device payments recorded (2025) · Telehealth · (925) 813-6500
Dr. Kishore Maskey, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Kourosh Moazemi, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 432-3318
Dr. Letha Jayakrishnan, MD
Antioch, CA · No drug or device payments recorded (2025) · Telehealth · (925) 813-6500
Dr. Lloyd Asuncion, MD
Antioch, CA · No drug or device payments recorded (2025) · Telehealth · (409) 789-1936
Dr. Louis Enrique, M.D.
Antioch, CA · $29 in drug and device payments (2025) · (925) 754-6611
Dr. Lourdes Jimenez, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Marlane Fretz, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Martin Cogburn, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Mary-ann Malik, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Matthew Lucero, D.O
Antioch, CA · $32 in drug and device payments (2025) · Telehealth · (925) 756-3400
Dr. Melissa Carucci, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. Mira Elnan, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Nahid Nazminia, MD
Antioch, CA · No drug or device payments recorded (2025) · Telehealth · (925) 779-5000
Dr. Naissem Andemel, MD, MPH
Antioch, CA · No drug or device payments recorded (2025) · Telehealth · (259) 813-6061
Dr. Nazish Ali, M.D.
Antioch, CA · $19 in drug and device payments (2025) · (925) 756-1192
Dr. Neeraj Tiwari, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. Nikhil Gupta, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 831-6500
Dr. P. Gunanayagam, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Philip Joseph, MD
Antioch, CA · No drug or device payments recorded (2025) · Telehealth · (925) 813-6500
Dr. Quoc Nguyen, DO
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. Rennie Roque, MD
Antioch, CA · No drug or device payments recorded (2025) · Telehealth · (925) 813-6500
Dr. Samina Rashid, MD
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-5000
Dr. Samrah Zaigham, M.D
Antioch, CA · No drug or device payments recorded (2025) · (925) 813-6500
Dr. Sara Wasserbauer, M.D.
Antioch, CA · No drug or device payments recorded (2025) · (925) 779-7273

Conditions Internal Medicine providers in Antioch, California commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Internal Medicine providers are in Antioch, California?

There are 65 Internal Medicine providers with active NPI records practicing in Antioch, according to federal NPPES data refreshed monthly.

How many Internal Medicine providers in Antioch received drug or device company payments?

11 of 65 (17%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Internal Medicine providers in Antioch treat?

Internal Medicine providers in Antioch commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records 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.

All specialties in Antioch Internal Medicine across California

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.