DR. WILLIAM JOSEPH FARRELL (M.D.) – Cardiovascular Disease Physician, NPI 1417951203
Cardiovascular Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
669 CARDIOVASCULAR DISEASE (CARDIOLOGY) in CT
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Provider Addresses for DR. WILLIAM JOSEPH FARRELL (M.D.)
1062, Barnes Road, Wallingford, New Haven County, Connecticut, 06492, United States
STE 300
WALLINGFORD, CT 064922576
Phone: (203) 265-9831
Fax: (203) 265-2977
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 175 Open Payments records for all available years, with a total value of $3,419.
Total Amount is formed as General ($3,419) + Research ($0) + Ownership ($0) = $3,419.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: E.R. Squibb & Sons, L.L.C. ($501).
Total Amount
$3,419
General + Research + Ownership
Payments
175
Total payment records
General Amount
$3,419
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| E.R. Squibb & Sons, L.L.C. | $501 |
| Janssen Pharmaceuticals, Inc | $361 |
| Impulse Dynamics (USA) Inc. | $263 |
| AstraZeneca Pharmaceuticals LP | $162 |
| PFIZER INC. | $154 |
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: 2006-03-09
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 |
|---|---|---|---|---|
| I20060309000610 | I | Cardiovascular Disease (Cardiology) | CT | 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 | 905 | 727 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 513 | 384 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 482 | 341 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 157 | 93 | $0 |
| 93296 | Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | 151 | 47 | $0 |
Insurance plans in this area (ZIP 06492)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | CT | 92928 | Catheter insertion of stents in major coronary artery or branch, accessed through the skin | 11 | 11 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | CT | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 1925 | 1310 |
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | CT | 93280 | Evaluation, testing, and programming adjustment of permanent dual lead pacemaker system with physician analysis, review, and report | 92 | 73 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology) | NY | |
| Physician Assistant | CT | |
| Internal Medicine, Hospitalist | TN | |
| Physician Assistant | CT | |
| Physician Assistant | CT | |
| N E U R O L O G Y | CT | |
| Physician Assistant | CT | |
| Internal Medicine | CT | |
| - | CT | |
| - | CT |
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