DN
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Nguyen, Endocrinologist in Allentown, PA?
Dr. Diep Nguyen, DO is an Endocrinologist, who primarily practices in Allentown, PA with 2 additional practice locations. Dr. Nguyen is fluent in English and Vietnamese, and is currently seeing new patients. Dr. Nguyen’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Nguyen’s office.
What languages does Dr. Nguyen speak?
Dr. Nguyen and their clinical team can communicate with patients in the following languages:
English
Vietnamese
What conditions does an Endocrinologist like Dr. Nguyen typically treat?
As an Endocrinologist, Dr. Nguyen diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Nguyen. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Nontoxic Multinodular Goiter
- Thyroid Disease
- Multinodular Goiter
- Lumpy Enlarged Thyroid
ICD-10 Codes:
- E042: Nontoxic multinodular goiter
Also known as:
- Type 2 Diabetes
- Diabetes Type 2
- Type 2 diabetes
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
ICD-10 Codes:
- E119: Type 2 diabetes mellitus without complications
Also known as:
- Single Nontoxic Thyroid Nodule
- Thyroid Disease
- Benign Thyroid Nodule
- Solitary Thyroid Nodule
ICD-10 Codes:
- E041: Nontoxic single thyroid nodule
Also known as:
- Age-Related Osteoporosis
- Fractures
- Osteoporosis
- Senile Osteoporosis
- Primary Osteoporosis
- Bone Thinning from Aging
ICD-10 Codes:
- M810: Age-related osteoporosis without current pathological fracture
Also known as:
- Post-Surgery Hypothyroidism
- Hypothyroidism
- Postoperative Underactive Thyroid
- Thyroid Failure After Surgery
ICD-10 Codes:
- E890: Postprocedural hypothyroidism
What procedures does an Endocrinologist like Dr. Nguyen typically perform?
As an Endocrinologist, Dr. Nguyen performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Nguyen. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Ultrasound-Guided Fine Needle Biopsy
- Ultrasound-Guided Fine Needle Aspiration Biopsy
- Biopsy
- Ultrasound
- FNA Biopsy with Ultrasound
- Image-Guided Biopsy
- Fine Needle Aspiration
- First Lesion Biopsy
- Needle Biopsy with Ultrasound
CPT Codes:
- 10005: Fine needle aspiration biopsy, including ultrasound guidance; first lesion
- 10006: Fine needle aspiration biopsy, including ultrasound guidance; each additional lesion (List separately in addition to code for primary procedure)
Does Dr. Nguyen accept my insurance?
Dr. Nguyen accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Nguyen accept in Allentown, PA?
Dr. Nguyen in Allentown, PA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Commercial
Capital Blue Cross
CVS Health (formerly Aetna)
Federal government of the United States
Highmark Health
Independence Health Group
Medicare
Spectrum
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Nguyen's office located?
What is Dr. Nguyen's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Nguyen's National Provider Identifier (NPI) number is 1417140468.
What common questions do patients ask about Dr. Nguyen?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Nguyen
What is Dr. Diep Nguyen's specialty?
Dr. Nguyen is a Endocrinologist near Allentown, PA.
What does an Endocrinologist do?
An internist specializing in disorders of the endocrine glands, including the thyroid and adrenal glands. This specialist also manages a range of conditions such as diabetes, metabolic and nutritional disorders, obesity, pituitary disorders, and menstrual and sexual health issues.
Is this Dr. Diep Nguyen affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Nguyen is affiliated with Lehigh Valley Health Network– Cedar Crest, Lehigh Valley Health Network- Pocono, Lehigh Valley Health Network - Hazleton, Lehigh Valley Health Network - Schuylkill S. Jackson Street, St. Luke’s University Health Network - Bethlehem Campus, Lehigh Valley Health Network - Dickson City which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see an Endocrinologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Endocrinologist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Diep Nguyen accepting new patients in Allentown, PA?
Yes, Dr. Diep Nguyen is accepting new patients at this time.
Does Dr. Diep Nguyen offer online booking?
Please contact Dr. Nguyen's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Diep Nguyen?
Please contact Dr. Nguyen's office for information regarding telehealth appointment availability or for scheduling assistance.
Other Endocrinologist Near Allentown, PA
SK
Endocrinologist
Dr. Sharmila Koshy, MD is an Endocrinologist, who primarily practices in Allentown, PA with 2 additional practice locations. She is board certified.
Allentown, PA

Endocrinologist
Dr. Gretchen Perilli, MD is an Endocrinologist, who primarily practices in Allentown, PA with 2 additional practice locations. She has been practicing for over 18 years.
Allentown, PA
AM
Endocrinologist
Dr. Angela Magdaleno, DO is an Endocrinologist, who primarily practices in Allentown, PA with 2 additional practice locations.
Allentown, PA