Specialty Directory

Gastroenterology in Oakland, CA

Federal CMS data for 8 gastroenterology providers practicing in Oakland, CA. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.

8
Providers
Median industry payments
$10,868
8
Gastroenterology Providers
in Oakland, CA
$10,868
Median Industry Payments
per provider (2018–2024)
742
Median Medicare Services
fee-for-service claims
How to read this directory: Providers are listed by Medicare service volume, which reflects only Medicare fee-for-service patients (typically 65+). This does not represent total practice volume. Industry payments span multiple years and payment types — they are legal and do not indicate wrongdoing. Gastroenterology includes multiple subspecialties with different practice patterns. Learn more →

Gastroenterology Providers

NPPES · Open Payments · Medicare
Provider Medicare Volume Beneficiaries* Top Procedure Industry Payments Payment Type Coverage
PETERSON, RALPH MD 979 633 Office visit, established patient (30-39 min) $128,638 (2018-2024) Consulting (86%) Very High
COHN, SUSIE MD 902 847 Office visit, established patient (30-39 min) $12,238 (2018-2024) Food & Beverage (100%) Very High
WU, DANNY MD 817 782 Colon polyp removal with endoscopic snare $4,276 (2018-2024) Food & Beverage (100%) Very High
STOLLMAN, NEIL MD 772 725 Colonoscopy with biopsy $167,271 (2018-2024) Consulting (57%) Very High
CHARD, PAUL MD PHD 713 677 Colon polyp removal with endoscopic snare $4,491 (2018-2024) Food & Beverage (100%) Very High
VILLAGOMEZ, SILVIA MD 704 643 Colon polyp removal with endoscopic snare $10,063 (2018-2024) Food & Beverage (99%) Very High
VESGA, LIANA MD 659 619 Colon polyp removal with endoscopic snare $11,673 (2018-2024) Food & Beverage (100%) Very High
WADHWA, SANYA M.D. 328 307 Office visit, established patient (30-39 min) $1,858 (2020-2024) Food & Beverage (100%) Very High
Note: Gastroenterology encompasses multiple subspecialties with different practice patterns. Differences in payment amounts and procedure volumes may reflect subspecialty focus rather than practice quality. Consider viewing individual profiles for full context.
Data Disclaimer — Data sourced from the Centers for Medicare & Medicaid Services (CMS): National Plan and Provider Enumeration System (NPPES), Open Payments program, Medicare Provider Utilization and Payment Data, and Provider Enrollment & Certification data (PECOS). Published under the Freedom of Information Act (FOIA). This website is not affiliated with, endorsed by, or authorized by CMS, HHS, or the U.S. Government. Data may contain errors as reported to CMS by providers and reporting entities. Payments from industry are legal and do not indicate wrongdoing. Medicare data reflects only patients aged 65+ or those with qualifying disabilities. For corrections, contact CMS directly. This information does not constitute medical advice and should not be used as the sole basis for choosing a healthcare provider. Procedure descriptions use plain language and do not reference CPT® codes, which are copyrighted by the American Medical Association. Full methodology → · Report a data error → · Privacy policy →