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Dr. John Holland Sadler, M.D. is a nephrologist in Baltimore, MD specializing in adult nephrology.
840 Hollins Street
Baltimore, MD 21201
He has a state license in Maryland.
Licensed In: Maryland
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These charts describe general payments received by Dr. John Holland Sadler, M.D.. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.
Amgen Inc. |
$362
EPOGEN $362 |
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Travel and Lodging | $345 |
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Food and Beverage | $18 |
Dr. John Sadler is an adult nephrology specialist in Baltimore, MD. Dr. Sadler has obtained a license to practice in Maryland.