Doctor profile · Federal record

Dr. Blair Irwin, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Tacoma, WA

  • NPI 1720221153
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1003 S 5Th St Fl 4
Tacoma, WA 984054210
(253) 403-1677

Credentials & registration

NPPES · NUCC
NPI registered
April 2009 — 17 yrs on file
Profile last updated
July 28, 2015
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Washington #MD60535985 · New Jersey #I76950936252782

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720221153. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
493
Distinct HCPCS
3
Medicare allowed
$64,833
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 413 118 $133
99215 Established patient office or other outpatient visit, 40-54 minutes 58 53 $136
99214 Established patient office or other outpatient visit, 30-39 minutes 22 21 $96

In context: peer comparison

Among 3 peers in this city , average services per provider: 1,291. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$278
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 2 $199.40
SANOFI-AVENTIS U.S. LLC 1 $79.00

By nature of payment

Long term medical supply or device loan
$199
Education
$79

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
655
Patients
47
Total drug cost
$416,923
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 167 18 $4,697
Morphine Sulfate Er (Morphine Sulfate) Brand 104 0 $6,397
Gabapentin Generic 55 13 $1,246
Anastrozole Generic 48 0 $1,165
Hydroxyurea Generic 41 0 $1,475
Tamoxifen Citrate Generic 34 0 $701
Acyclovir Generic 28 0 $371
Lenalidomide Generic 25 0 $360,183
Duloxetine Hcl Generic 23 0 $353
Lorazepam Generic 23 0 $227

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Blair Irwin's medical specialty?
Dr. Blair Irwin practices Hematology & Oncology Physician in Tacoma, WA.
Where does Dr. Blair Irwin practice?
Dr. Blair Irwin practices at 1003 S 5Th St Fl 4, Tacoma, WA 984054210. Office phone: 2534031677.
What is Dr. Blair Irwin's NPI?
Dr. Blair Irwin's National Provider Identifier (NPI) is 1720221153, issued by NPPES.
Does Dr. Blair Irwin accept Medicare assignment?
Yes. Dr. Blair Irwin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Blair Irwin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.