MR. DOUGLAS A TOMASIAN (MD) – Cardiovascular Disease Physician, NPI 1922187756
Cardiovascular Disease Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
1,594 CARDIOVASCULAR DISEASE (CARDIOLOGY) in IL
Provider Addresses for MR. DOUGLAS A TOMASIAN (MD)
350 E CONGRESS PKWY STE E
CRYSTAL LAKE, IL 600146284
Phone: (815) 477-8900
Fax: (815) 477-7160
Type: Mailing
284 Memorial Ct Ste B
Crystal Lake, IL 600146231
Phone: (815) 477-8900
Fax: (815) 477-7160
Type: Location
600 HART RD STE 100
BARRINGTON, IL 600102662
Phone: (815) 477-8900
Fax: (815) 477-7160
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 142 Open Payments records for all available years, with a total value of $2,956.
Total Amount is formed as General ($2,956) + Research ($0) + Ownership ($0) = $2,956.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($436).
Total Amount
$2,956
General + Research + Ownership
Payments
142
Total payment records
General Amount
$2,956
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2004-02-18
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 |
|---|---|---|---|---|
| I20040218000638 | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 861 | 429 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 267 | 247 | $0 |
| J2785 | Injection, regadenoson, 0.1 mg | 260 | 65 | $0 |
| A9500 | Technetium tc-99m sestamibi, diagnostic, per study dose | 242 | 120 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 188 | 168 | $0 |
Insurance plans in this area (ZIP 60014)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | IL | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 31 | 31 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | IL | 93458 | Insertion of catheter in left heart for imaging of blood vessels or grafts and left lower heart | 25 | 25 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology) | IL | |
| Nuclear Medicine, Peripheral Vascular Disease, Cardiovascular Disease (Cardiology) | IL | |
| - | IL |
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