Doctor profile · Federal record

Dr. John Youssef, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Langhorne, PA

  • NPI 1851346472
  • Accepts Medicare
  • MIPS 86.8 / 100 · 2023
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
240 Middletown Blvd Ste 205
Langhorne, PA 190471832
(215) 752-2424

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
May 21, 2019
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Pennsylvania #MD428432

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851346472. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
96,234
Distinct HCPCS
10
Medicare allowed
$704,678
HCPCS Description Services Patients Avg allowed
J1439 Injection, ferric carboxymaltose, 1 mg 77,039 96 $1
J9144 Injection, daratumumab, 10 mg and hyaluronidase-fihj 5,940 12 $48
J1453 Injection, fosaprepitant, 1 mg 4,350 18 $0
J0897 Injection, denosumab, 1 mg 2,880 25 $23
J0885 Injection, epoetin alfa, (for non-esrd use), 1000 units 1,840 22 $7
J2469 Injection, palonosetron hcl, 25 mcg 840 41 $1
99214 Established patient office or other outpatient visit, 30-39 minutes 637 442 $134
J1100 Injection, dexamethasone sodium phosphate, 1 mg 354 16 $0
J2506 Injection, pegfilgrastim, excludes biosimilar, 0.5 mg 300 19 $104
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 284 118 $25

In context: peer comparison

Among 5 peers in Langhorne Hematology & Oncology Physician, average services per provider: 3,445. This provider delivers 28× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 1 $17.70

By nature of payment

Food and Beverage
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
289
Patients
33
Total drug cost
$1,623,072
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 95 22 $80,962
Lenalidomide Generic 33 0 $471,820
Revlimid (Lenalidomide) Brand 31 0 $547,473
Hydroxyurea Generic 30 11 $1,529
Anastrozole Generic 26 0 $941
Pomalyst (Pomalidomide) Brand 23 0 $511,573
Ondansetron Hcl Generic 14 0 $77
Xarelto (Rivaroxaban) Brand 14 0 $8,371
Prednisone Generic 12 0 $99
Famciclovir Generic 11 0 $228

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Youssef's medical specialty?
Dr. John Youssef practices Hematology & Oncology Physician in Langhorne, PA.
Where does Dr. John Youssef practice?
Dr. John Youssef practices at 240 Middletown Blvd Ste 205, Langhorne, PA 190471832. Office phone: 2157522424.
What is Dr. John Youssef's NPI?
Dr. John Youssef's National Provider Identifier (NPI) is 1851346472, issued by NPPES.
Does Dr. John Youssef accept Medicare assignment?
Yes. Dr. John Youssef accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Youssef commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, daratumumab, 10 mg and hyaluronidase-fihj (HCPCS J9144); Injection, fosaprepitant, 1 mg (HCPCS J1453). Source: CMS Medicare Physician & Other Practitioners file.