Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Joseph A. De Leon, MD

Individual provider Internal Medicine Physician · NPI 1821380551

Joseph A. De Leon, MD is an Internal Medicine in Wynnewood, Pennsylvania. Qualified in 2005, 21 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Nevada and Pennsylvania.

Years since qualifying
21
Licensed in
NV, PA
In the registry since
2011
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

300 E Lancaster Ave Ste 304 Wynnewood House
Wynnewood, PA 19096-2139
Phone: (610) 642-2002
Fax: (610) 642-7607
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 15869 (NV)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD443525 (PA)

Record details

NPI number1821380551
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 13, 2011
Last updated in NPPESDecember 17, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Also practisesNEPHROLOGY
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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