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

Individual provider Pediatric Hematology & Oncology Physician · NPI 1821293176

Mr. Douglas James Harrison, MD is a Hematology/Oncology in Houston, Texas. Graduated from Rutgers, Robert Woood Johnson Medical School in 2000, 26 years ago. Accepts Medicare assignment. Licensed in Texas.

Years since qualifying
26
Trained at
Rutgers, Robert Woood Johnson Medical School
Licensed in
TX
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

1515 Holcombe Blvd
Houston, TX 77030-4009
Phone: (713) 792-6161
Fax: (401) 444-3872
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence Q1413 (TX)

Record details

NPI number1821293176
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 18, 2007
Last updated in NPPESJanuary 11, 2017

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolRUTGERS, ROBERT WOOOD JOHNSON MEDICAL SCHOOL
Graduated 2000 (26 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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