NARENDRA K GARG (M.D.) – Internal Medicine Physician, NPI 1134136369
Internal Medicine Physician
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Profile Insights
NPPES metrics only — not quality of care.
2,392 HOSPITALIST in IL
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Provider Addresses for NARENDRA K GARG (M.D.)
Palmer Circle, Naperville, Will County, Illinois, 60564, United States
NAPERVILLE, IL 605649316
Phone: (630) 369-6644
Fax: (630) 369-3428
Type: Mailing
Bay Scott Circle, Naperville, Naperville Township, DuPage County, Illinois, 60507, United States
NAPERVILLE, IL 605401109
Phone: (630) 369-6644
Fax: (630) 369-3428
Type: Location
200 E Fairman Ave
Watseka, IL 609701644
Phone: (815) 432-5841
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
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Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2025-12-04
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 4 Medicare enrollment records; no due dates published yet.
Enrollment records
4
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20040129001050 | I | Hospitalist | IL | TBD |
| I20251201001313 | I | Internal Medicine | NJ | TBD |
| I20251202001919 | I | Internal Medicine | TX | TBD |
| I20251204000975 | I | Internal Medicine | FL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 31 | 17 | $0 |
| 99221 | Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 27 | 25 | $0 |
| 99238 | Hospital discharge day management, 30 minutes or less | 21 | 21 | $0 |
Insurance plans in this area (ZIP 60564)
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