Doctor profile · Federal record

Dr. Joseph de Leon, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Wynnewood, PA

  • NPI 1821380551
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 E Lancaster Ave, Suite 304 Wynnewood House
Wynnewood, PA 190962139
(610) 642-2002
fax (610) 642-7607
Mailing address
10001 S Eastern Ave, Suite 101
Henderson, NV 890523907

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
December 17, 2021
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Nevada #15869 · Pennsylvania #MD443525

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821380551. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
43
Distinct HCPCS
1
Medicare allowed
$3,472
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 43 20 $81

In context: peer comparison

Among 24 peers in this city , average services per provider: 105. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$23
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $23.27

By nature of payment

Food and Beverage
$23

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,928
Patients
768
Total drug cost
$152,664
Drug Type Claims Patients Total cost
Calcitriol Generic 331 102 $7,508
Amlodipine Besylate Generic 226 87 $2,831
Furosemide Generic 226 96 $3,310
Losartan Potassium Generic 187 71 $2,463
Terazosin Hcl Generic 179 70 $10,395
Lokelma (Sodium Zirconium Cyclosilicate) Brand 110 62 $79,248
Lisinopril Generic 102 37 $1,303
Nifedipine Er (Nifedipine) Brand 100 38 $4,935
Sevelamer Carbonate Generic 98 54 $26,833
Hydralazine Hcl Generic 95 45 $3,263

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph de Leon's medical specialty?
Dr. Joseph de Leon practices Internal Medicine Physician in Wynnewood, PA.
Where does Dr. Joseph de Leon practice?
Dr. Joseph de Leon practices at 300 E Lancaster Ave, Wynnewood, PA 190962139. Office phone: 6106422002.
What is Dr. Joseph de Leon's NPI?
Dr. Joseph de Leon's National Provider Identifier (NPI) is 1821380551, issued by NPPES.
Does Dr. Joseph de Leon accept Medicare assignment?
Yes. Dr. Joseph de Leon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph de Leon commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.