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

Alexander Calvin Dayton, MD

Individual provider Emergency Medicine Physician · NPI 1225529340

Alexander Calvin Dayton, MD is an Emergency Medicine in Norwich, Connecticut. Graduated from University of Connecticut School of Medicine in 2018, 8 years ago. Practices with The William W Backus Hospital, a 247-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Connecticut and Rhode Island.

Years since qualifying
8
Trained at
University of Connecticut School of Medicine
Licensed in
CT, RI
In the registry since
2018
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

326 Washington St
Norwich, CT 06360-2740
Phone: (860) 889-8331
Show map & directions

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

Additional practice locations (1)

  • 593 Eddy St, Providence, RI 02903-4923 — (401) 444-4247

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 70008 (CT)
Emergency Medicine Physician Taxonomy 207P00000X · Licence LP04257 (RI)

Record details

NPI number1225529340
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 24, 2018
Last updated in NPPESFebruary 19, 2023
Certification dateFebruary 19, 2023

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE
Graduated 2018 (8 years in practice)
Group practice The William W Backus Hospital — 247 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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