HATIM A MAHMOOD (M.D.) – Cardiovascular Disease Physician, NPI 1174556583
Cardiovascular Disease Physician
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Profile Insights
NPPES metrics only — not quality of care.
1,594 CARDIOVASCULAR DISEASE (CARDIOLOGY) in IL
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Provider Addresses for HATIM A MAHMOOD (M.D.)
4500 MEMORIAL DRIVE CREDENTIALING DEPARTMENT
MEMORIAL HOSPITAL MEDICAL AFFAIRS
BELLEVILLE, IL 62226
Phone: (618) 257-4644
Type: Mailing
4600, Memorial Drive, Royal Heights, Belleville, Saint Clair County, Illinois, 62226, United States
SUITE W1
BELLEVILLE, IL 622265368
Phone: (618) 233-3066
Fax: (618) 233-3180
Type: Location
1404 CROSS ST STE 2940
SHILOH, IL 622692988
Phone: (618) 607-3700
Fax: (618) 624-4841
Type: Location
180 S 3RD ST STE 300
BELLEVILLE, IL 622201952
Phone: (618) 213-7933
Fax: (618) 213-7934
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 152 Open Payments records for all available years, with a total value of $3,111.
Total Amount is formed as General ($3,111) + Research ($0) + Ownership ($0) = $3,111.
Last reported payment date: 2024-12-23 • Largest payer in this snapshot: PFIZER INC. ($420).
Total Amount
$3,111
General + Research + Ownership
Payments
152
Total payment records
General Amount
$3,111
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-23
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $420 |
| Amgen Inc. | $401 |
| Novartis Pharmaceuticals Corporation | $395 |
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | $171 |
| Merck Sharp & Dohme LLC | $167 |
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: 2006-01-12
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 |
|---|---|---|---|---|
| I20060112000619 | I | Cardiovascular Disease (Cardiology) | 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 |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 1,612 | 1,132 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 1,147 | 580 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 458 | 375 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 346 | 341 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 289 | 154 | $0 |
Insurance plans in this area (ZIP 62226)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | IL | 78452 | Nuclear medicine study of vessels of heart using drugs or exercise multiple studies | 112 | 112 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | IL | 92928 | Catheter insertion of stents in major coronary artery or branch, accessed through the skin | 12 | 11 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | IL | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 2219 | 1626 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | IL | 93458 | Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart | 29 | 29 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | IL | |
| Nurse Practitioner | IL | |
| Physician Assistant | IL | |
| Family Practice | IL | |
| - | MO | |
| O B S T E T R I C S/ G Y N E C O L O G Y | MO | |
| G A S T R O E N T E R O L O G Y | GA | |
| Physician Assistant | IL | |
| - | MO | |
| Gastroenterology, Gastroenterology, Internal Medicine | OH |
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