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

William Raymond Chasse, MD

Individual provider Otolaryngology Physician · NPI 1811094220

William Raymond Chasse, MD is an Otolaryngology in Waterville, Maine. Graduated from Perelman School of Med at the University of Pennsylvania in 1979, 47 years ago. Practices with Mainegeneral Medical Center, a 556-clinician group and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
47
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
ME
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

325 B Kennedy Memorial Dr
Waterville, ME 04901
Phone: (207) 873-0737
Fax: (207) 861-5446
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence 11743 (ME)

Record details

NPI number1811094220
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 20, 2006
Last updated in NPPESOctober 16, 2012

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOTOLARYNGOLOGY
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 1979 (47 years in practice)
Group practice Mainegeneral Medical Center — 556 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount