Summary

Dr. Diana Negreanu specializes in endocrinology with a focus on diabetes and metabolism, as well as internal medicine. She earned her medical degree from Universitatea De Medicina Si Farmacie Iuliu Hatieganu and completed her residency at Danbury Hospital. With 35 years of clinical experience, Dr. Negreanu brings extensive knowledge to her practice. She provides care in English.

Dr. Negreanu is affiliated with Adventist Health Portland and practices at The Endocrine Clinic in Portland, Oregon. She treats patients with thyroid conditions including thyroiditis and Hashimoto's thyroiditis, as well as osteoporosis. Her practice includes performing blood work such as complete blood counts and A1c testing to monitor diabetes management. Patients have given her an average rating of 4.5 out of 5 stars.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.5
  • 35 years of experience
  • speaks English
  • Danbury Hospital
  • 8 written reviews
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 3 office locations
  • Female

Office Locations

Dr. Diana Claudia Negreanu has 3 locations

The Endocrine Clinic

5050 NE Hoyt St Ste 317Portland, OR 97213
Mon9:00 am - 4:30 pm
Tue9:00 am - 4:30 pm
Wed9:00 am - 4:30 pm
Thu9:00 am - 4:30 pm
Fri9:00 am - 4:30 pm
SatClosed
SunClosed

The Endocrine Clinic

5050 NE Hoyt St Ste 418Portland, OR 97213
Mon9:00 am - 4:30 pm
Tue9:00 am - 4:30 pm
Wed9:00 am - 4:30 pm
Thu9:00 am - 4:30 pm
Fri9:00 am - 4:30 pm
SatClosed
SunClosed

Adventist Health Portland

10123 Se Market StPortland, OR 97216

Compare with Similar Doctors

Dr. Diana Claudia Negreanu, MD
Dr. Crystal Ann Duran, MD
Dr. Gurleen Dhami, MD
Dr. Eric Schnell, MD
Dr. Diana Claudia Negreanu, MDDr. Crystal Ann Duran, MDDr. Gurleen Dhami, MDDr. Eric Schnell, MD
Endocrinology, Diabetes & MetabolismCritical Care MedicineRadiation OncologyAnesthesiology
Accepts New Patients Accepts New Patients
4.5 
35 Years of Experience 12 Years of Experience 15 Years of Experience 27 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Portland , ORTualatin , ORVancouver , WAPortland , OR
Med School: Universitatea De Medicina Si Farmacie Iuliu Hatieganu Med School: RUSH MEDICAL COLLEGE OF RUSH UNIVERSITY MEDICAL CENTER Med School: University Of Texas Medical Branch At Galveston Med School: University Of California San Francisco School Of Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Diana Claudia Negreanu

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Diana Claudia Negreanu has the following 2 specialties

Specialty Expertise

Dr. Diana Claudia Negreanu has the following 14 areas of expertise

  • Acromegaly
  • Addison Disease
  • Cushing Disease
  • Diabetes
  • Diabetes (Types I & II)
  • Diabetes Mellitus, Type 1
  • Diabetes, Type 2
  • Fatigue
  • Gland Issues
  • Hormones
  • Hyperthyroidism
  • Hypopituitarism
  • Hypothyroidism
  • Internal Medicine

Certifications, License, & Education

35 Years Experience

MEDICAL LICENSE

Medical Doctor, Oregon, 2025, Expired

EDUCATION & TRAINING

Residency

Danbury Hospital

Medical School

Universitatea De Medicina Si Farmacie Iuliu HatieganuGraduated in 1991

Similar doctors

Frequently Asked Questions

Which hospitals is Dr. Diana Negreanu affiliated with?
Dr. Diana Negreanu is affiliated with Adventist Health Portland.
How can I make an appointment with Dr. Diana Negreanu?
You can find contact information for Dr. Diana Negreanu here on Vitals.
What languages does Dr. Diana Negreanu speak?
Dr. Diana Negreanu speaks English.
Where is Dr. Diana Negreanu's office located?
Dr. Diana Negreanu's office is located at 5050 NE Hoyt St Ste 317, Portland, OR, 97213.
Does Dr. Diana Negreanu accept my insurance?
You can see the insurance plans that Dr. Diana Negreanu accepts on their Vitals profile.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.