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PRERANA REDDY M.D.
NPI 1114453446
Hospitalist in Naperville, IL

Active since May 05, 2017PECOS Enrolled
801 S WASHINGTON ST, NAPERVILLE, IL 60540(630) 527-5197(630) 527-5526 Get Directions Write a Review

NPPES record last updated: August 19, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 19, 2026, Jul 21, 2021, Jul 15, 2021 (3 updates tracked since 2021).

About Prerana Reddy M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

PRERANA REDDY M.D. (NPI 1114453446) is an individual hospitalist provider in Naperville, Illinois, licensed in Illinois (036152174) and active in the NPI registry since May 2017. She is enrolled in Medicare PECOS and maintains a secondary practice location in Edison.

NPPES Registry Identity

NPI1114453446
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NamePRERANA REDDYCredential: M.D.
Location Address801 S WASHINGTON STNaperville, IL 60540-7430
Mailing Address2650 Ridge AveEvanston, IL 60201-1700 · (732) 429-0838
Phone(630) 527-5197
Fax(630) 527-5526
Sole ProprietorNo
Enumeration DateMay 5, 2017
Last NPPES UpdateAugust 19, 20263 updates tracked since enumeration
NPPES CertifiedAugust 19, 2026
✔ NPI 1114453446 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in IL · 036152174
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedPediatricsTaxonomy 208000000X · License 036152174 (IL)
801 S WASHINGTON ST, Naperville, IL 60540
Open in Google Maps ↗

Secondary Practice Location 1

Location 123 Sherman BlvdEdison, NJ 08820-2317 · Phone (732) 429-0838

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Prerana Reddy M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Prerana Reddy reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Endeavor Health Medical Group
32 mi
Allergy & Immunology
1000 CENTRAL ST
Evanston, IL 60201
  • Reassigned Medicare billing, Illinois enrollment
  • 4,841 clinicians in this Medicare group
NPI 1497701882 (847) 570-5235

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60540 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. HAFEZ M. SAMI M.D.
Pain Medicine (Interventional Pain Medicine)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Dupage County (630) 348-3300
MICHAEL J. HARTMANN MD
Emergency Medicine
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Dupage County (630) 527-3000
SEEMA ISHAQ JEELANI D.O.
Emergency Medicine
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Dupage County (630) 527-3000
CORTNEY COLE MD
Family Medicine (Hospice and Palliative Medicine)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Dupage County (630) 527-3000
EDWARD HOSPITAL
General Acute Care Hospital
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Dupage County (630) 655-0450
DR. HODA A. EL- ASMAR MD
Internal Medicine (Infectious Disease)
801 S WASHINGTON ST, EDWARD HOSPITAL, ADMINISTRATION, VPMA OFFICE
NAPERVILLE, IL 60540
Dupage County (630) 527-5647
AMAAR MASOOD MALIK DO
Radiology (Diagnostic Radiology)
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Dupage County (630) 527-3200
DR. SANGITA RANGALA M.D.
Emergency Medicine
801 S WASHINGTON ST
NAPERVILLE, IL 60540
Dupage County (630) 527-3288

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Prerana Reddy's NPI number?

The NPI number for Prerana Reddy is 1114453446. It was assigned to this individual provider in the NPPES registry on May 5, 2017.

Where is Prerana Reddy located?

Prerana Reddy practices at 801 S Washington St, Naperville, IL 60540. The listed phone number is (630) 527-5197.

What is Prerana Reddy's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Prerana Reddy enrolled in Medicare?

Yes. Prerana Reddy is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Prerana Reddy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Prerana Reddy reassigns Medicare benefits to Endeavor Health Medical Group (Evanston, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Prerana Reddy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Prerana Reddy was last updated on August 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.