Atul T. Roy, M.D.

Nephrology Internal Medicine

(209) 725-2121Merced, CA
Telehealth Available
NPI Active per CMS — Q2 2026

Atul T. Roy, M.D. has practiced internal medicine for 44+ years, working in group practice. He has been in practice for 44+ years. He regularly sees Medicare patients with hypertension, high cholesterol, and kidney disease (per CMS claims data).

1 of 563 Internal Medicine providers in CASee all Internal Medicine in Merced44+ years experienceNPI since 2006

Older · 3830dNPPES updated 2015-11-09 · verify on CMS

Contact & Location

Practice Location

1140 Olivewood Dr, Merced, CA 95348-1210

Fax: (209) 725-2123
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 Chronic Kidney Disease.

Hypertension
Higher than avg (+5%)75%

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

US avg: 70.2%

↑ More patients than average (+5%) — a focus area for this doctor

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Chronic Kidney Disease
Higher than avg (+45%)75%

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

US avg: 29.6%

↑ More patients than average (+45%) — a focus area for this doctor

Diabetes
Higher than avg (+27%)61%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↑ More patients than average (+27%) — a focus area for this doctor

Ischemic Heart Disease
Higher than avg (+13%)45%

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

US avg: 31.7%

↑ More patients than average (+13%) — a focus area for this doctor

Heart Failure
Higher than avg (+18%)40%

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

US avg: 22.5%

↑ More patients than average (+18%) — a focus area for this doctor

Arthritis
Lower than avg (-12%)37%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-12%) — less common here

Atrial Fibrillation
Higher than avg (+5%)27%

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

US avg: 22%

↑ More patients than average (+5%) — a focus area for this doctor

GeneralBehavioralNational avg

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

Patient Reviews

No patient reviews yet. If you've seen Atul T. Roy, your feedback helps other patients.

Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →

Background & Specialty

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

Career Journey
  1. 44 years in practice

    Senior practitioner

Internal MedicineAllopathic & Osteopathic Physicians

Nephrologists treat kidney diseases including chronic kidney disease, kidney failure requiring dialysis, glomerulonephritis, kidney stones, and electrolyte disorders. They manage dialysis access and kidney transplant follow-up.

Taxonomy: 207RN0300X

Virtual Internal Medicine Care With Atul T. Roy

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

Schedule a virtual visit with Atul T. Roy for blood pressure monitoring, cholesterol management, kidney care follow-ups — no travel to Merced required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Atul T. Roy

Dr. Roy is listed as active in the NPI registry with telehealth listed in Merced, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (209) 725-2121.

Verified across 4 federal data sources

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

Is this your profile?

Verify credentials, update practice details, and manage telehealth.

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.

Related Providers

Nephrology Internal Medicine in CA

See all