Doctor profile · Federal record

Dr. Rajesh Thirumaran, M.D.

Hematology & Oncology Physician (CMS: Medical Oncology) · Darby, PA

  • NPI 1699949040
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 Lansdowne Ave Ste G-103
Darby, PA 190231200
(610) 237-7950
fax (610) 237-7955

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
June 26, 2023
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Pennsylvania #MD423189

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699949040. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
675
Distinct HCPCS
5
Medicare allowed
$99,384
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 259 61 $122
99214 Established patient office or other outpatient visit, 30-39 minutes 180 61 $132
99215 Established patient office or other outpatient visit, 40-54 minutes 153 47 $186
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 71 65 $179
99205 New patient office or other outpatient visit, 60-74 minutes 12 12 $228

In context: peer comparison

Among 1 peers in Darby Hematology & Oncology Physician, average services per provider: 135. This provider delivers 5.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,323
Transactions
13
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Pharmacosmos Therapeutics INC. 8 $3,253.26
AstraZeneca Pharmaceuticals Lp 2 $1,787.50
Jazz Pharmaceuticals INC. 1 $140.22
Exelixis INC. 1 $111.10
Novartis Pharmaceuticals Corporation 1 $31.08

By nature of payment

Consulting Fee
$1,788
Travel and Lodging
$1,534
Honoraria
$1,500
Food and Beverage
$501

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
308
Patients
30
Total drug cost
$690,234
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 100 18 $72,086
Anastrozole Generic 31 0 $885
Imatinib Mesylate Generic 31 0 $198,942
Ondansetron Hcl Generic 24 12 $201
Valacyclovir (Valacyclovir Hcl) Brand 22 0 $812
Xarelto (Rivaroxaban) Brand 22 0 $34,009
Jakafi (Ruxolitinib Phosphate) Brand 20 0 $382,444
Tamoxifen Citrate Generic 17 0 $533
Prednisone Generic 16 0 $87
Gabapentin Generic 14 0 $123

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rajesh Thirumaran's medical specialty?
Dr. Rajesh Thirumaran practices Hematology & Oncology Physician in Darby, PA.
Where does Dr. Rajesh Thirumaran practice?
Dr. Rajesh Thirumaran practices at 1500 Lansdowne Ave Ste G-103, Darby, PA 190231200. Office phone: 6102377950.
What is Dr. Rajesh Thirumaran's NPI?
Dr. Rajesh Thirumaran's National Provider Identifier (NPI) is 1699949040, issued by NPPES.
Does Dr. Rajesh Thirumaran accept Medicare assignment?
Yes. Dr. Rajesh Thirumaran accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rajesh Thirumaran commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.