Doctor profile · Federal record

Dr. Aung Bajaj, M.D

Hematology & Oncology Physician (CMS: Internal Medicine) · Tucson, AZ

  • NPI 1598177255
  • Accepts Medicare
  • MIPS 95.7 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
603 N Wilmot RD Ste 151
Tucson, AZ 857112701
(520) 420-2560
fax (520) 420-2562
Mailing address
5301 E Grant RD, Attn: Medical Staff
Tucson, AZ 85712

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
May 12, 2025
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Arizona #53908

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598177255. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
44,899
Distinct HCPCS
10
Medicare allowed
$1,230,218
HCPCS Description Services Patients Avg allowed
Q5101 Injection, filgrastim-sndz, biosimilar, (zarxio), 1 microgram 12,780 21 $0
J9271 Injection, pembrolizumab, 1 mg 7,465 19 $49
J0185 Injection, aprepitant, 1 mg 6,500 35 $2
J9144 Injection, daratumumab, 10 mg and hyaluronidase-fihj 5,220 12 $46
J0897 Injection, denosumab, 1 mg 2,400 20 $23
J1568 Injection, immune globulin, (octagam), intravenous, non-lyophilized (e.g., liquid), 500 mg 1,400 14 $42
J1437 Injection, ferric derisomaltose, 10 mg 1,288 12 $21
J1100 Injection, dexamethasone sodium phosphate, 1 mg 1,272 64 $0
J1626 Injection, granisetron hydrochloride, 100 mcg 1,250 44 $0
J2469 Injection, palonosetron hcl, 25 mcg 620 45 $1

In context: peer comparison

Among 21 peers in Tucson Hematology & Oncology Physician, average services per provider: 951. This provider delivers 47× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$4,390
Transactions
111
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Taiho Oncology, INC. 3 $1,435.08
Celgene Corporation 19 $269.20
Novartis Pharmaceuticals Corporation 17 $267.98
Pfizer INC. 13 $215.77
Janssen Biotech, INC. 7 $198.71
Sumitomo Pharma America, INC. 8 $177.09
AstraZeneca Pharmaceuticals Lp 8 $172.04
Abbvie INC. 7 $146.95
Gilead Sciences, INC. 6 $138.82
Eisai INC. 6 $115.85
Genmab U.S., INC. 4 $112.00
Aveo Pharmaceuticals, INC. 1 $84.50
Bayer Healthcare Pharmaceuticals INC. 5 $78.31
Array Biopharma INC 4 $77.95
Blueprint Medicines Corporation 3 $67.23

By nature of payment

Food and Beverage
$2,835
Consulting Fee
$1,375
Education
$180

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
780
Patients
262
Total drug cost
$2,554,253
Drug Type Claims Patients Total cost
Acyclovir Generic 110 31 $1,719
Prednisone Generic 87 43 $632
Ondansetron Hcl Generic 77 46 $1,596
Jakafi (Ruxolitinib Phosphate) Brand 57 0 $1,006,761
Prochlorperazine Maleate Generic 51 32 $1,082
Hydroxyurea Generic 48 13 $3,120
Abiraterone Acetate Generic 46 0 $131,308
Pomalyst (Pomalidomide) Brand 44 0 $974,032
Eliquis (Apixaban) Brand 42 14 $40,440
Dexamethasone Generic 41 22 $1,585

Frequently asked questions

Auto-generated from federal data
What is Dr. Aung Bajaj's medical specialty?
Dr. Aung Bajaj practices Hematology & Oncology Physician in Tucson, AZ.
Where does Dr. Aung Bajaj practice?
Dr. Aung Bajaj practices at 603 N Wilmot RD Ste 151, Tucson, AZ 857112701. Office phone: 5204202560.
What is Dr. Aung Bajaj's NPI?
Dr. Aung Bajaj's National Provider Identifier (NPI) is 1598177255, issued by NPPES.
Does Dr. Aung Bajaj accept Medicare assignment?
Yes. Dr. Aung Bajaj accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aung Bajaj commonly perform?
Top Medicare-reported procedures in 2023: Injection, filgrastim-sndz, biosimilar, (zarxio), 1 microgram (HCPCS Q5101); Injection, pembrolizumab, 1 mg (HCPCS J9271); Injection, aprepitant, 1 mg (HCPCS J0185). Source: CMS Medicare Physician & Other Practitioners file.