DR. STEVEN P MCCARTHY (M.D.) – Internal Medicine Physician, NPI 1497765309
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,824 INTERNAL MEDICINE in IL
Provider Addresses for DR. STEVEN P MCCARTHY (M.D.)
2971 W Algonquin Rd Ste 103
Algonquin, IL 601029407
Phone: (815) 338-6600
Fax: (847) 854-7723
Type: Location
10350 Haligus Rd Ste 200
Huntley, IL 60142
Phone: (815) 338-6600
Fax: (847) 802-7265
Type: Location
5767 W CENTURY BLVD STE 400
LOS ANGELES, CA 900455631
Phone: (310) 301-8771
Fax: (310) 301-8751
Type: Mailing
200, Moody Court, Greenwich Village, Thousand Oaks, Ventura County, California, 91360, United States
THOUSAND OAKS, CA 913606082
Phone: (805) 418-3500
Fax: (805) 418-3505
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 $77.
Total Amount is formed as General ($77) + Research ($0) + Ownership ($0) = $77.
Last reported payment date: 2023-10-10 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($77).
Total Amount
$77
General + Research + Ownership
Payments
1
Total payment records
General Amount
$77
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-10-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $77 |
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: 2020-03-11
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 |
|---|---|---|---|---|
| I20200311001091 | I | Internal Medicine | CA | 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 |
|---|---|---|---|---|
| J0897 | Injection, denosumab, 1 mg | 1,260 | 14 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 743 | 425 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 424 | 327 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 236 | 236 | $0 |
| G0008 | Administration of influenza virus vaccine | 83 | 79 | $0 |
Insurance plans in this area (ZIP 60102)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | IL | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 12 | 12 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Hospitalist | CA | |
| Family Practice | CA | |
| - | CA | |
| - | CA | |
| - | CA | |
| Emergency Medicine, Family Practice | CA | |
| Medical Oncology, Hematology/Oncology | CA | |
| Hospitalist, Internal Medicine | MA | |
| A L L E R G Y/ I M M U N O L O G Y | CA | |
| Hospitalist, Internal Medicine | CA |
Reviews
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