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

Matthew K. Griswold, MD

Individual provider Emergency Medicine Physician · NPI 1811250194

Matthew K. Griswold, MD is an Emergency Medicine in Hartford, Connecticut. Graduated from Boston University School of Medicine in 2012, 14 years ago. Practices with Hartford Hospital, a 1,040-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Connecticut and Massachusetts.

Years since qualifying
14
Trained at
Boston University School of Medicine
Licensed in
CT, MA
In the registry since
2012
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

80 Seymour Street Hartford Hospital ER Dept
Hartford, CT 06102-5037
Phone: (860) 972-0000
Show map & directions

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

Additional practice locations (1)

  • 55 Lake Ave N, Worcester, MA 01655-0002 — (508) 421-1400

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 056391 (CT)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 261757 (MA)

Record details

NPI number1811250194
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 21, 2012
Last updated in NPPESJuly 21, 2022

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Also practisesMEDICAL TOXICOLOGY
Medical schoolBOSTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2012 (14 years in practice)
Group practice Hartford Hospital — 1040 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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