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

Dr. John Marion Garrison, MD

Individual provider Pediatric Anesthesiology Physician · NPI 1932189222

Dr. John Marion Garrison, MD is a Pediatric Anesthesiology Physician in Shelton, Connecticut. Works from 2 locations. Licensed in Connecticut.

Licensed in
CT
In the registry since
2006
Specialties on file
2
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

2 Trap Falls Rd Ste 414
Shelton, CT 06484-7353
Phone: (203) 929-7353
Fax: (203) 929-0756
Show map & directions

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

Additional practice locations (1)

  • 282 Washington St, Hartford, CT 06106-3322 — (860) 545-9520

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 033002 (CT)
Pediatric Anesthesiology Physician Taxonomy 207LP3000X · Licence 033002 (CT)

Record details

NPI number1932189222
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 20, 2006
Last updated in NPPESAugust 23, 2023
Certification dateAugust 23, 2023