Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William Marsh, CRNA

Individual provider Anesthesiology Physician · NPI 1801814298

William Marsh, CRNA is an Anesthesiology Physician in Newark, Delaware. Licensed in Maryland. Registered with an NPI since 2006.

Licensed in
MD
In the registry since
2006
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

See every abbreviation used in this directory →

Practice location Address checks out

111 Continental Dr Ste 412
Newark, DE 19713-4306
Phone: (302) 709-4497
Fax: (302) 733-0854
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence R081112 (MD)

Record details

NPI number1801814298
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESMay 11, 2026
Mailing address111 Continental Dr, Suite 412, Newark, DE 19713-4306

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