NPI Central

Upper Endoscopy (egd) Providers in Irvine, CA

Ranked by documented Medicare service volume (2024).

22 providers in Irvine, California have Medicare claims for upper endoscopy (EGD). Ordering reflects documented Medicare service volume — a transparency signal, not a quality or "best" ranking. Open any provider for their full profile, map, and the procedures they bill Medicare.

Providers in Irvine
22
Data year
2024
Registry vintage
June 2026

Upper Endoscopy (egd) providers in Irvine

Ranked by Medicare service volume.
  1. 1

    Ambulatory Surgical Clinic/Center · Irvine, CA

    898 Medicare services (2024)

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  2. 2

    Ambulatory Surgical Clinic/Center · Irvine, CA

    342 Medicare services (2024)

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  3. 3

    Gastroenterology Physician · Irvine, CA

    270 Medicare services (2024)

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  4. 4

    Ambulatory Surgical Clinic/Center · Irvine, CA

    259 Medicare services (2024)

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  5. 5

    Gastroenterology Physician · Irvine, CA

    194 Medicare services (2024)

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  6. 6

    Gastroenterology Physician · Irvine, CA

    183 Medicare services (2024)

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  7. 7

    Gastroenterology Physician · Irvine, CA

    178 Medicare services (2024)

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  8. 8

    Gastroenterology Physician · Irvine, CA

    176 Medicare services (2024)

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  9. 9

    Gastroenterology Physician · Irvine, CA

    169 Medicare services (2024)

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  10. 10

    Gastroenterology Physician · Irvine, CA

    164 Medicare services (2024)

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  11. 11

    Ambulatory Surgical Clinic/Center · Irvine, CA

    158 Medicare services (2024)

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  12. 12

    Gastroenterology Physician · Irvine, CA

    134 Medicare services (2024)

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  13. 13

    Gastroenterology Physician · Irvine, CA

    114 Medicare services (2024)

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  14. 14

    Ambulatory Surgical Clinic/Center · Irvine, CA

    106 Medicare services (2024)

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  15. 15

    Gastroenterology Physician · Irvine, CA

    101 Medicare services (2024)

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  16. 16

    Gastroenterology Physician · Irvine, CA

    95 Medicare services (2024)

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  17. 17

    Gastroenterology Physician · Irvine, CA

    58 Medicare services (2024)

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  18. 18

    Health Service Clinic/Center · Irvine, CA

    35 Medicare services (2024)

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  19. 19

    Endoscopy Clinic/Center · Irvine, CA

    32 Medicare services (2024)

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  20. 20
    Jun-Ichi OharaM.D., PH.D.

    Gastroenterology Physician · Irvine, CA

    32 Medicare services (2024)

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  21. 21

    Gastroenterology Physician · Irvine, CA

    30 Medicare services (2024)

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  22. 22

    Gastroenterology Physician · Irvine, CA

    17 Medicare services (2024)

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Counts and ordering reflect Medicare fee-for-service claims (2024) from the CMS Medicare Physician & Other Practitioners dataset — a 65+ subset, not all care, and not a quality, outcome, or "best" ranking. Absence from this list does not mean a provider does not perform upper endoscopy (EGD). Source: CMS NPPES (June 2026).