Alvin Sylvan Chen, M.D.

Cardiovascular Disease Internal Medicine

Internal Medicine

Alvin Sylvan Chen is a Cardiovascular Disease Internal Medicine specialist based in Mountain View, CA with over 11 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(650) 404-8300Mountain View, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Alvin Sylvan Chen, M.D. specializes in internal medicine, serving patients in Mountain View, CA in group practice. A Harvard Medical School graduate since 2015, he brings 11+ years of experience. He regularly sees Medicare patients with high cholesterol, hypertension, and arthritis (per CMS claims data).

1 of 849 Internal Medicine providers in CASee all Internal Medicine in Mountain View11+ years experienceNPI since 2015

Older · 1794dNPPES updated 2021-06-24 · verify NPI on CMS · Verify license at Medical Board of California

Contact & Location

Practice Location

701 E El Camino Real, Mountain View, CA 94040-2833

Fax: (650) 404-8309
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

1,296

Unique beneficiaries

High volume

Prescription Recipients

318

Patients prescribed

Prescriptions Written

1,532

Total claims

Total Medicare drug cost: $357k

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 High Cholesterol, Hypertension, and Arthritis.

High Cholesterol
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Hypertension
73%

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

Arthritis
35%

Joint inflammation causing pain, swelling, and stiffness

Ischemic Heart Disease
29%

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

Atrial Fibrillation
29%

An irregular, often rapid heartbeat that increases the risk of stroke

Chronic Kidney Disease
27%

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

Diabetes
26%

A condition where the body cannot properly regulate blood sugar levels

GeneralBehavioralNational avg

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

Industry Payment Transparency

$678 received from industry

8 transactions reported in 2024 ·Moderate tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Alvin Sylvan Chen's NPI.

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 2015

    Harvard Medical School

  2. Board certified · Jun 23, 2021

    Self-reported via NPPES

  3. 11 years in practice

    Established

Cardiologists specialize in diagnosing and treating heart and blood vessel conditions including coronary artery disease, heart failure, arrhythmias, valve disorders, and hypertension. They perform diagnostic procedures such as echocardiograms, stress tests, and cardiac catheterization.

Taxonomy: 207RC0000X

Education & Training

Harvard Medical School (Class of 2015)

Practice Footprint

Mailing address

325 Distel Cir, Los Altos, CA 94022-1408

Differs from practice location

Primary hospital affiliation: Psychiatric

CMS Certification Number: 194083

View hospital on Medicare Care Compare

Virtual Cardiovascular Disease Care With Alvin Sylvan Chen

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

Schedule a virtual visit with Alvin Sylvan Chen for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Mountain View 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 Alvin Sylvan Chen

NPI records show Dr. Chen as active with telehealth listed in Mountain View, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (650) 404-8300.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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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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