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Harman Grewal

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Internal medicine in Naperville, IL · Cook County

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Accepts Medicare assignment
Internal medicine
Book an appointmentCall to book · (630) 527-3000

Office

801 S Washington St, Naperville, IL 60540

(630) 527-3000

Call the office

Details

NPI
1851551576
Specialty
  • Internal Medicine

Background and affiliations

Gender
Female
Practice group
Cook County · 788 clinicians
Website
cookcountyhealth.org
Offers telehealth
No
Accepts Medicare assignment
Yes

Practice locations

Hospital affiliations

  • John H Stroger Jr Hospital · Chicago, IL · Hospital rating 2/5

Medicare quality score (MIPS)

95.1 out of 100 in Medicare’s Merit-based Incentive Payment System for 2024 (practice group score). Medicare Care Compare

Industry payments

In 2025, drug and medical-device companies reported $53.19 in general payments to Harman Grewal (2 payments). Largest: Lilly USA, LLC ($30.54); Bayer Healthcare Pharmaceuticals Inc. ($22.65). Reported under the federal Open Payments program.

Insurance

  • Accepts Medicare assignment.

Common questions

Where is Harman Grewal's office?

The office is at 801 S Washington St, Naperville, IL 60540.

What is Harman Grewal's phone number?

The office phone is (630) 527-3000.

What is Harman Grewal's specialty?

Specialty: Internal medicine.

What is Harman Grewal's NPI number?

Harman Grewal's NPI is 1851551576.

Which hospitals is Harman Grewal affiliated with?

Harman Grewal is affiliated with John H Stroger Jr Hospital (Chicago, IL).

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