Adrienne J Nguyen, MD

Gastroenterology Internal Medicine

Adrienne J Nguyen is a Gastroenterology Internal Medicine specialist based in San Carlos, CA with over 30 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(650) 596-8800San Carlos, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Adrienne J Nguyen, MD practices as part of a group gastroenterologist practice in San Carlos, CA. She graduated from University of Missouri, Kansas City, School of Medicine in 1996 and has 30+ years of clinical experience. She regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data).

1 of 847 Internal Medicine providers in CASee all Internal Medicine in San Carlos30+ years experienceNPI since 2006

Older · 405dNPPES updated 2025-04-14 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

1000 Laurel St, San Carlos, CA 94070-3939

Fax: (650) 596-8802
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

240

Unique beneficiaries

Standard volume

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Arthritis.

Hypertension
75%

High blood pressure — a leading risk factor for heart disease and stroke

High Cholesterol
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Arthritis
62%

Joint inflammation causing pain, swelling, and stiffness

Chronic Kidney Disease
49%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

Ischemic Heart Disease
48%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

Mood Disorders
45%

Conditions affecting emotional state, including depression and bipolar disorder

Diabetes
44%

A condition where the body cannot properly regulate blood sugar levels

Heart Failure
43%

The heart cannot pump blood efficiently enough to meet the body's needs

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 1996

    University of Missouri, Kansas City, School of Medicine

  2. Board certified · Apr 13, 2025

    Self-reported via NPPES

  3. 30 years in practice

    Senior practitioner

Internal MedicineAllopathic & Osteopathic Physicians

Gastroenterologists diagnose and treat digestive system disorders including GERD, irritable bowel syndrome (IBS), inflammatory bowel disease (Crohn's, ulcerative colitis), liver disease, pancreatitis, and colon polyps. They perform endoscopies and colonoscopies.

Taxonomy: 207RG0100X

Education & Training

University of Missouri, Kansas City, School of Medicine (Class of 1996)

Virtual Internal Medicine Care With Adrienne J Nguyen

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Adrienne J Nguyen for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to San Carlos required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Adrienne J Nguyen

Dr. Nguyen is listed as active in the NPI registry with telehealth listed in San Carlos, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (650) 596-8800.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Physician Comparator. See Data Methodology.

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Claim Profile

Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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