Syed Mohiuddin Ahmed, MD

Medical Oncology Internal Medicine

Internal Medicine

Syed Mohiuddin Ahmed is a Medical Oncology Internal Medicine specialist based in Oak Brook, IL with over 24 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: INTERNAL MEDICINE

(331) 732-4490Oak Brook, IL
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Syed Mohiuddin Ahmed, MD practices as part of a group medical oncology internal medicine specialist practice in Oak Brook, IL. A Virginia Commonwealth University, School of Medicine graduate since 2002, he brings 24+ years of experience. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and cancer.

1 of 57 Internal Medicine providers in ILSee all Internal Medicine in Oak Brook24+ years experienceNPI since 2007

Older · 899dNPPES updated 2023-12-06 · verify NPI on CMS · Verify license at Illinois Department of Financial & Professional Regulation — Medical

Contact & Location

Practice Location

1001 Commerce Dr Ste 700, Oak Brook, IL 60523-8865

Fax: (331) 732-4491
CMS Clinical Data

How Does This Doctor Compare?

Opioid Rx

↓ Lower = better

5.61%

Illinois avg: 4.5 · US avg: 5.1

Lower than most doctors nationally(+0.5 pts)

5.61% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

69.7%

Illinois avg: 82.9 · US avg: 82.8

Lower than most doctors nationally(-13.1 pts)

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

292

Unique beneficiaries

Standard volume

Prescription Recipients

140

Patients prescribed

Prescriptions Written

785

Total claims

Total Medicare drug cost: $1.73M

Percentile rankings compared against 2,844 reporting peers in Illinois.

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 Cancer.

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

Cancer
Higher than avg (+29%)50%

Diseases involving abnormal cell growth with potential to spread to other body parts

US avg: 20.8%

↑ More patients than average (+29%) — a focus area for this doctor

Arthritis
Lower than avg (-2%)47%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-2%) — less common here

Chronic Kidney Disease
Higher than avg (+9%)39%

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

US avg: 29.6%

↑ More patients than average (+9%) — a focus area for this doctor

Diabetes
Lower than avg (-1%)33%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-1%) — less common here

Ischemic Heart Disease
32%

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

US avg: 31.7%
Atrial Fibrillation
Higher than avg (+6%)28%

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

US avg: 22%

↑ More patients than average (+6%) — a focus area for this doctor

GeneralBehavioralNational avg

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

Industry Payment Transparency

$382 received from industry

4 transactions reported in 2024 ·Low 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 Syed Mohiuddin Ahmed's NPI.

Patient Reviews

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 2002

    Virginia Commonwealth University School of Medicine

  2. Board certified · Dec 5, 2023

    Self-reported via NPPES

  3. 24 years in practice

    Experienced

Internal MedicineMedical Oncology in Oak BrookAllopathic & Osteopathic Physicians

Medical oncologists diagnose and treat cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy. They coordinate care with surgical oncologists and radiation oncologists for comprehensive cancer treatment.

Taxonomy: 207RX0202X

Education & Training

Virginia Commonwealth University, School of Medicine (Class of 2002)

Practice Footprint

Mailing address

1800 Hollister Dr Suite 112, Libertyville, IL 60048-5263

Differs from practice location

Virtual Medical Oncology Care With Syed Mohiuddin Ahmed

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

Schedule a virtual visit with Syed Mohiuddin Ahmed for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Oak Brook 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 Syed Mohiuddin Ahmed

Dr. Ahmed is listed as active in the NPI registry with telehealth listed in Oak Brook, IL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (331) 732-4490.

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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