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Gastroenterologists
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Medicare + 7 Networks
Telehealth
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About Dr. Kimya-Anhcina L. Nguyen
Background and practice information
Dr. Kimya-Anhcina L. Nguyen is a gastroenterologist with over 31 years of clinical experience serving patients in the Oregon City, OR area. She completed her medical training at Michigan State University College Of Osteopathic Medicine and has been in practice since 1995. She currently practices at Providence Health And Services Oregon.
Dr. Kimya-Anhcina L. Nguyen's clinical practice focuses on treating patients with acid reflux and stomach ulcers, as well as performing colonoscopy procedures for colorectal screening and diagnosis, upper GI endoscopy. In addition to gastroenterology, she also specializes in general surgery and internal medicine.
Dr. Kimya-Anhcina L. Nguyen is in-network with 7 insurance providers, including Aetna, Cigna, Medicare, and 4 more. Patients are encouraged to verify coverage with her office before scheduling an appointment.
Additional specialties: General Surgery, Internal Medicine
At a Glance
Education
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Claim this profilePractice Locations
2 locations
Providence Health And Services Oregon
Primary1510 Division St
Oregon City, OR 97045
(503) 723-6525
Legacy Clinics Llc
25050 Se Stark St
Gresham, OR 97030
(503) 674-1848
Affiliations
Hospital and facility affiliations
Treatment & Experience
Clinical practice and procedure experience for Dr. Kimya-Anhcina L. Nguyen
Dr. Kimya-Anhcina Nguyen is a gastroenterologist in Oregon City, OR. The following procedures reflect Dr. Nguyen's clinical practice based on data reported to the Centers for Medicare & Medicaid Services (CMS).
Colonoscopy
Dr. Nguyen has performed 33 colonoscopy procedures for colorectal screening and diagnosis. This procedure volume places Dr. Nguyen above average among providers performing this surgery.
Upper gastrointestinal (GI) endoscopy for acid reflux
Dr. Nguyen has performed 23 upper GI endoscopy (EGD) procedures for acid reflux and digestive evaluation. This procedure volume places Dr. Nguyen above average among providers performing this surgery.
Services & Procedures
Dr. Kimya-Anhcina L. Nguyen's clinical practice encompasses anesthesia, surgical procedures.
Anesthesia
12 servicesDr. Kimya-Anhcina L. Nguyen provides anesthesia services for surgical and diagnostic procedures, with moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito being a key part of her practice. Medicare patients typically pay significantly less than the standard charge for these services, with Medicare-approved rates averaging 97% below the billed amount.
Surgical Procedures
75 servicesDr. Kimya-Anhcina L. Nguyen performs surgical procedures, including biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope and biopsy of large bowel using a flexible endoscope and removal of polyps or growths of large bowel using an endoscope with mechanical snare. Medicare patients typically pay significantly less than the standard charge for these services, with Medicare-approved rates averaging 87% below the billed amount.
Treatment Approach
Dr. Kimya-Anhcina L. Nguyen's treatment approach includes prescribing Peg3350/sod Sulf,bicarb,cl/kcl (Gavilyte-g), Pantoprazole Sodium for her patients. These medications are commonly used for treating acid reflux and stomach ulcers.
Source: CMS Medicare Provider Utilization and Payment Data, 2023.
Insurance Networks
Accepted insurance plans and networks
Dr. Kimya-Anhcina L. Nguyen accepts 41 plans from 7 insurers, including Cigna, UnitedHealthcare, Aetna.
Source: CMS Transparency in Coverage filings (March 2026). Network participation may change — verify with the provider's office before scheduling.
Financial Transparency
Industry payment disclosures
Pharmaceutical and medical device companies disclosed $132 in payments to Dr. Kimya-Anhcina L. Nguyen in 2024, primarily from Celgene Corporation for food and beverage. These disclosures are required by federal law under the Physician Payments Sunshine Act.
Top Paying Companies
Source: CMS Open Payments, 2024.
Patient Reviews
Reviews and ratings from patients
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About Gastroenterology
Specialty overview and common conditions
A gastroenterologist is a physician who specializes in diagnosing, treating, and preventing diseases of the gastrointestinal (GI) tract and liver. These medical experts have extensive training in managing conditions affecting the esophagus, stomach, small intestine, colon, rectum, pancreas, gallblad...
Common conditions treated by gastroenterology specialists:
- Gastroesophageal Reflux Disease (GERD)
- Irritable Bowel Syndrome (IBS)
- Crohn's Disease
- Ulcerative Colitis
Frequently Asked Questions
Common questions about Kimya-Anhcina L. Nguyen
Does Dr. Nguyen accept Medicare?
Yes, Dr. Nguyen accepts Medicare assignment. Patients with Medicare coverage can see Dr. Nguyen and typically pay less out of pocket when using a provider who accepts Medicare assignment.
What insurance does Dr. Nguyen accept?
Dr. Nguyen is in-network with 7 insurance providers, including Aetna, Cigna, Medicare, Oxford Health Plans (UHC), Regence BCBS Oregon, and 2 more. Insurance networks can change, so patients should verify their specific plan coverage directly with Dr. Nguyen's office before scheduling.
Does Dr. Nguyen offer telehealth or virtual appointments?
Dr. Nguyen does not currently list telehealth services. For virtual care options, contact the office directly or consider other gastroenterology providers in Oregon City who offer telehealth.
What conditions does Dr. Nguyen treat?
As a gastroenterology specialist, Dr. Nguyen commonly treats conditions including gastroesophageal reflux disease (gerd), irritable bowel syndrome (ibs), crohn's disease, ulcerative colitis, colon polyps and colorectal cancer screening, and other related health concerns. Contact the office to discuss your specific healthcare needs.
What medications does Dr. Nguyen commonly prescribe?
Based on Medicare prescribing data, Dr. Nguyen commonly prescribes medications including Peg3350/Sod Sulf,bicarb,cl/Kcl, Pantoprazole Sodium. The specific medications prescribed depend on each patient's individual diagnosis and health needs. Patients should discuss treatment options directly with Dr. Nguyen during their consultation.
Where did Dr. Nguyen go to medical school?
Dr. Nguyen completed medical training at Michigan State University College Of Osteopathic Medicine and has been practicing since 1995, bringing over 31 years of clinical experience.
Where is Dr. Nguyen's office located?
Dr. Nguyen practices at 1510 DIVISION ST, Oregon City, OR 97045 at PROVIDENCE HEALTH AND SERVICES OREGON. You can reach the office by calling (503) 723-6525.
How do I make an appointment with Dr. Nguyen?
To schedule an appointment with Dr. Nguyen, call the office at (503) 723-6525. New patients should have their insurance information and medical records ready when calling.
Data source: CMS National Provider Registry ·
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Medical Disclaimer: This content is for informational purposes only and is not a substitute for professional medical advice. Learn more about our editorial standards