DR. JOSHUA DAVID AJJARAPU (M.D.) – Hospitalist Physician, NPI 1841501699
Hospitalist Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,390 HOSPITALIST in IL
Provider Addresses for DR. JOSHUA DAVID AJJARAPU (M.D.)
3 ERIE CT
SUITE L-700
OAK PARK, IL 603022519
Phone: (708) 763-1222
Fax: (708) 763-1471
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2013-11-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Past revalidation due date
Earliest CMS due date was 2023-11-30 (922 days ago).
Enrollment records
1
Earliest due date
2023-11-30
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 |
|---|---|---|---|---|
| I20131122000015 | I | Hospitalist | IL | 2023-11-30 |
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 |
|---|---|---|---|---|
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 394 | 364 | $0 |
Insurance plans in this area (ZIP 60302)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Hospitalist, Internal Medicine | IL | |
| Nurse Practitioner | IL | |
| Internal Medicine | IL | |
| Internal Medicine, Hospitalist | IL | |
| Hospitalist, Internal Medicine | IL | |
| Physician Assistant | IL | |
| Physician Assistant | NY | |
| Hospitalist, Family Practice | IL | |
| Family Practice, Emergency Medicine | IL | |
| Physician Assistant | AR |
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