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

John L Reagan, MD

Individual provider Hematology & Oncology Physician · NPI 1841418944

John L Reagan, MD is a Hematology/Oncology in Providence, Rhode Island. Qualified in 2006, 20 years ago. Practices with Rhode Island Hospital, a 428-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Rhode Island.

Years since qualifying
20
Licensed in
RI
In the registry since
2007
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

593 Eddy St George Bldg 3RD Fl #302
Providence, RI 02903-4923
Phone: (401) 444-5435
Fax: (401) 444-5392
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence MD13112 (RI)

Record details

NPI number1841418944
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 23, 2007
Last updated in NPPESFebruary 13, 2017
Mailing address593 Eddy St, Rhode Island Hospital, George 3, Providence, RI 02903-4923

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Rhode Island Hospital — 428 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Providence