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Gregory B Marsh is a Anesthesiology Physician physician currently practicing at Swedish Medical Center - Issaquah in Issaquah, Washington. They hold admitting privileges at 1 hospital(s), including SWEDISH ISSAQUAH. To see all the affiliations of Gregory B Marsh, start a free trial.

Gregory B Marsh is a board-certified Anesthesiology Physician physician. They practice at Swedish Medical Center - Issaquah in Issaquah, Washington.

Gregory B Marsh performs procedures across 0 clinical categories. Their most commonly billed procedures based on Medicare claims data include , , and . Full procedure and CPT code data is available to Dmand AI subscribers, start a free trial.

Gregory B Marsh's National Provider Identifier (NPI) is 1114952009. This is a public identifier issued by CMS and can be verified at the NPPES NPI Registry. Their primary taxonomy code is 207L00000X, corresponding to Anesthesiology Physician.

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Gregory B Marsh accepts 0 insurance plans. A full list of accepted payers is available in the profile above.

Gregory B Marsh holds hospital privileges at 1 institution(s). Their primary affiliation is SWEDISH ISSAQUAH in Issaquah, Washington.

Gregory B Marsh's board certification details are available to Dmand AI subscribers.

Gregory B Marsh's education history is available to Dmand AI subscribers.

Based on CMS Medicare Part B claims data, Gregory B Marsh served approximately 0 Medicare beneficiaries in 2023. Total patient volume including non-Medicare patients is available to Dmand AI subscribers.

Gregory B Marsh is affiliated with PHYSICIANS ANESTHESIA SERVICE PLLC, a large (20+ physician) practice with 131 physicians based in Issaquah, Washington. The practice is independently owned.

Gregory B Marsh has 0 indexed publications on record and no active clinical trial listings were found at time of last verification. Their research activity is available to Dmand AI subscribers. Sign up for a free trial to unlock their full research activity.