SUNDAR SIVAPRAKASAM (MD) – Critical Care Medicine (Internal Medicine) Physician, NPI 1720063530
Critical Care Medicine (Internal Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,828 INTERNAL MEDICINE in IL
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Provider Addresses for SUNDAR SIVAPRAKASAM (MD)
1296, Woburn Drive, Lemont, Lemont Township, Cook County, Illinois, 60439, United States
LEMONT, IL 604398933
Phone: (773) 884-7920
Type: Mailing
Holy Cross Hospital, 2701, West 68th Street, Chicago Lawn, Chicago, Lake Township, Cook County, Illinois, 60629, United States
CHICAGO, IL 606291813
Phone: (773) 884-7920
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $29.
Total Amount is formed as General ($29) + Research ($0) + Ownership ($0) = $29.
Last reported payment date: 2023-01-23 • Largest payer in this snapshot: Bayer Healthcare Pharmaceuticals Inc. ($29).
Total Amount
$29
General + Research + Ownership
Payments
1
Total payment records
General Amount
$29
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-01-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $29 |
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: 2006-04-12
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Past revalidation due date
Earliest CMS due date was 2023-10-31 (957 days ago).
Enrollment records
1
Earliest due date
2023-10-31
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 |
|---|---|---|---|---|
| I20060412000107 | I | Internal Medicine | IL | 2023-10-31 |
What to do next
- Verify current status on the CMS Revalidation Lookup Tool immediately.
- Complete revalidation in PECOS or contact your Medicare Administrative Contractor (MAC).
- Overdue revalidation can lead to deactivation of Medicare billing privileges.
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 |
|---|---|---|---|---|
| 99350 | Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes | 1,167 | 216 | $0 |
| G0181 | Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow | 698 | 168 | $0 |
| 99473 | Education and training to self measure blood pressure | 274 | 127 | $0 |
| G0180 | Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and | 151 | 121 | $0 |
| 96127 | Assessment of emotional or behavioral problems | 118 | 81 | $0 |
Insurance plans in this area (ZIP 60439)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| - | IL | |
| Hospitalist, Internal Medicine | IL |
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