MOHAMMED SIRAJUDDIN HAMMAD (MD) – Hospitalist Physician, NPI 1235148982
Hospitalist Physician
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Profile Insights
NPPES metrics only — not quality of care.
2,390 HOSPITALIST in IL
Provider Addresses for MOHAMMED SIRAJUDDIN HAMMAD (MD)
1 Ingalls Dr
Harvey, IL 604263558
Phone: (708) 333-2300
Type: Location
1715 STODDARD AVE
WHEATON, IL 601873338
Phone:
Type: Mailing
PO BOX 781076
DETROIT, MI 482781076
Phone: (317) 528-4800
Type: Mailing
20201 CRAWFORD AVE
OLYMPIA FIELDS, IL 604611010
Phone: (708) 679-2160
Type: Location
Ingalls Memorial Hospital, 1, Ingalls Drive, Harvey, Thornton Township, Cook County, Illinois, 60426, United States
HARVEY, IL 604263558
Phone: (708) 333-2300
Type: Location
Harvey Post Office, 15441, Center Avenue, Harvey, Thornton Township, Cook County, Illinois, 60426, United States
HARVEY, IL 604267119
Phone: (708) 747-5850
Fax: (708) 747-9991
Type: Mailing
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: 2013-01-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20130122000407 | I | Hospitalist | IL | 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 |
|---|---|---|---|---|
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 255 | 240 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 130 | 125 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 46 | 26 | $0 |
| 99284 | Emergency department visit with moderate level of medical decision making | 26 | 25 | $0 |
| 99285 | Emergency department visit with high level of medical decision making | 19 | 19 | $0 |
Insurance plans in this area (ZIP 60426)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | MO | |
| Internal Medicine, Endocrinology | MO | |
| Internal Medicine | IL | |
| Internal Medicine | MO | |
| - | MO | |
| Internal Medicine | MO | |
| Family Practice, Hospitalist | MO | |
| Internal Medicine | PA | |
| Hospitalist, Internal Medicine | MO | |
| Internal Medicine | MO |
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