NPI Central

Ekg (electrocardiogram) Providers in Fullerton, CA

Ranked by documented Medicare service volume (2024).

39 providers in Fullerton, California have Medicare claims for EKG (electrocardiogram). 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 Fullerton
39
Data year
2024
Registry vintage
June 2026

Ekg (electrocardiogram) providers in Fullerton

Ranked by Medicare service volume.
  1. 1

    Interventional Cardiology Physician · Fullerton, CA

    1,113 Medicare services (2024)

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  2. 2

    Interventional Cardiology Physician · Fullerton, CA

    1,107 Medicare services (2024)

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  3. 3

    Cardiovascular Disease Physician · Fullerton, CA

    1,040 Medicare services (2024)

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  4. 4

    Cardiovascular Disease Physician · Fullerton, CA

    1,039 Medicare services (2024)

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  5. 5

    Cardiovascular Disease Physician · Fullerton, CA

    900 Medicare services (2024)

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  6. 6

    Cardiovascular Disease Physician · Fullerton, CA

    758 Medicare services (2024)

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  7. 7

    Cardiovascular Disease Physician · Fullerton, CA

    304 Medicare services (2024)

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  8. 8

    Emergency Medicine Physician · Fullerton, CA

    268 Medicare services (2024)

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  9. 9

    Emergency Medicine Physician · Fullerton, CA

    264 Medicare services (2024)

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  10. 10

    Emergency Medicine Physician · Fullerton, CA

    250 Medicare services (2024)

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  11. 11

    Emergency Medical Services (Emergency Medicine) Physician · Fullerton, CA

    246 Medicare services (2024)

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  12. 12

    Physician Assistant · Fullerton, CA

    208 Medicare services (2024)

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  13. 13

    Emergency Medicine Physician · Fullerton, CA

    190 Medicare services (2024)

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  14. 14

    Internal Medicine Physician · Fullerton, CA

    188 Medicare services (2024)

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  15. 15

    Emergency Medicine Physician · Fullerton, CA

    178 Medicare services (2024)

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  16. 16

    Emergency Medicine Physician · Fullerton, CA

    172 Medicare services (2024)

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  17. 17

    Emergency Medicine Physician · Fullerton, CA

    170 Medicare services (2024)

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  18. 18

    Physician Assistant · Fullerton, CA

    115 Medicare services (2024)

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  19. 19

    Internal Medicine Physician · Fullerton, CA

    69 Medicare services (2024)

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  20. 20
    Tammy LoMMS, PA-C

    Physician Assistant · Fullerton, CA

    58 Medicare services (2024)

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  21. 21

    Family Medicine Physician · Fullerton, CA

    45 Medicare services (2024)

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  22. 22

    Physician Assistant · Fullerton, CA

    40 Medicare services (2024)

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  23. 23

    Physician Assistant · Fullerton, CA

    34 Medicare services (2024)

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  24. 24

    Internal Medicine Physician · Fullerton, CA

    32 Medicare services (2024)

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  25. 25

    Internal Medicine Physician · Fullerton, CA

    28 Medicare services (2024)

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  26. 26

    Internal Medicine Physician · Fullerton, CA

    26 Medicare services (2024)

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  27. 27

    Internal Medicine Physician · Fullerton, CA

    24 Medicare services (2024)

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  28. 28

    Physician Assistant · Fullerton, CA

    23 Medicare services (2024)

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  29. 29

    Internal Medicine Physician · Fullerton, CA

    20 Medicare services (2024)

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  30. 30

    Family Nurse Practitioner · Fullerton, CA

    18 Medicare services (2024)

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  31. 31

    Physician Assistant · Fullerton, CA

    18 Medicare services (2024)

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  32. 32

    Allergy & Immunology Physician · Fullerton, CA

    17 Medicare services (2024)

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  33. 33

    Family Medicine Physician · Fullerton, CA

    16 Medicare services (2024)

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  34. 34

    Medical Physician Assistant · Fullerton, CA

    15 Medicare services (2024)

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  35. 35

    Physician Assistant · Fullerton, CA

    14 Medicare services (2024)

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  36. 36

    Family Medicine Physician · Fullerton, CA

    14 Medicare services (2024)

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  37. 37

    Physician Assistant · Fullerton, CA

    14 Medicare services (2024)

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  38. 38

    Physician Assistant · Fullerton, CA

    12 Medicare services (2024)

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  39. 39

    Nurse Practitioner · Fullerton, CA

    11 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 EKG (electrocardiogram). Source: CMS NPPES (June 2026).