FRED J HALLORAN (MD) – Internal Medicine Physician, NPI 1568434942
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
8,824 INTERNAL MEDICINE in IL
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Provider Addresses for FRED J HALLORAN (MD)
1015, South Evergreen Avenue, Arlington Heights, Elk Grove Township, Cook County, Illinois, 60005, United States
ARLINGTON HEIGHTS, IL 60005
Phone: (847) 506-1400
Fax: (847) 506-1485
Type: Mailing
11904 OAK CREEK PKWY
HUNTLEY, IL 601426728
Phone: (847) 506-1478
Fax: (224) 858-4001
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 19 Open Payments records for all available years, with a total value of $472.
Total Amount is formed as General ($472) + Research ($0) + Ownership ($0) = $472.
Last reported payment date: 2024-12-05 • Largest payer in this snapshot: PFIZER INC. ($218).
Total Amount
$472
General + Research + Ownership
Payments
19
Total payment records
General Amount
$472
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| PFIZER INC. | $218 |
| ABBVIE INC. | $154 |
| E.R. Squibb & Sons, L.L.C. | $47 |
| Exact Sciences Corporation | $34 |
| Novo Nordisk Inc | $18 |
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: 2003-11-13
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 |
|---|---|---|---|---|
| I20031113000704 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 555 | 188 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 86 | 86 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 39 | 36 | $0 |
| G0444 | Annual depression screening, 5 to 15 minutes | 37 | 37 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 28 | 26 | $0 |
Insurance plans in this area (ZIP 60005)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | IL | 81002 | Urinalysis, manual test | 70 | 45 |
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