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

Dr. Diep D Nguyen, DO

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1417140468

Dr. Diep D Nguyen, DO is an Internal Medicine in Allentown, Pennsylvania. Graduated from Philadelphia College of Osteopathic Medicine in 2006, 20 years ago. Works from 2 locations and offers telehealth. Licensed in Pennsylvania.

Years since qualifying
20
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
PA
In the registry since
2007
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

3435 Winchester Rd
Allentown, PA 18104-2268
Phone: (610) 861-8080
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1243 S Cedar Crest Blvd Ste 2800, Allentown, PA 18103-6230 — (610) 402-6790

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence OS015018 (PA)

Record details

NPI number1417140468
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 23, 2007
Last updated in NPPESMarch 7, 2023
Certification dateFebruary 14, 2022

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2006 (20 years in practice)
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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