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

Blair B Irwin, MD

Individual provider Internal Medicine Physician · NPI 1720221153

Blair B Irwin, MD is a Hematology/Oncology in Tacoma, Washington. Qualified in 2009, 17 years ago. Practices with Multicare Health System, a 2,302-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New Jersey and Washington.

Years since qualifying
17
Licensed in
NJ, WA
In the registry since
2009
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

1003 S 5th St Fl 4
Tacoma, WA 98405-4210
Phone: (253) 403-1677
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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 MD60535985 (WA)
Internal Medicine Physician Taxonomy 207R00000X · Licence I76950936252782 (NJ)

Record details

NPI number1720221153
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 15, 2009
Last updated in NPPESJuly 28, 2015

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Multicare Health System — 2302 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations5 on file with Medicare

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