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

Casey R Johnson, MD

Individual provider Pediatric Gastroenterology Physician · NPI 1154882694

Casey R Johnson, MD is a Gastroenterology in Boston, Massachusetts. Qualified in 2019, 7 years ago. Practices with Children's Hospital Pediatric Associates, Inc, a 336-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
7
Licensed in
MA
In the registry since
2019
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

300 Longwood Ave
Boston, MA 02115-5724
Phone: (617) 355-6000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Gastroenterology Physician (primary) Taxonomy 2080P0206X · Licence 292195 (MA)

Record details

NPI number1154882694
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 27, 2019
Last updated in NPPESMay 15, 2025
Certification dateMay 15, 2025

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Children'S Hospital Pediatric Associates, Inc — 336 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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