WILLIAM FARRER (MD) – Infectious Disease Physician, NPI 1114997012
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Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for WILLIAM FARRER (MD)
225 Williamson St
Elizabeth, NJ 072023625
Phone: (908) 325-6322
Fax: (908) 325-6343
Type: Location
240 WILLIAMSON ST STE 401
ELIZABETH, NJ 072023672
Phone: (908) 282-0500
Fax: (908) 282-1482
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $65.
Total Amount is formed as General ($65) + Research ($0) + Ownership ($0) = $65.
Last reported payment date: 2024-06-13 • Largest payer in this snapshot: Gilead Sciences, Inc. ($17).
Total Amount
$65
General + Research + Ownership
Payments
4
Total payment records
General Amount
$65
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Gilead Sciences, Inc. | $17 |
| PFIZER INC. | $17 |
| Janssen Biotech, Inc. | $16 |
| ABBVIE INC. | $15 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
No Medicare enrollment or revalidation data available for this provider in our database.
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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 |
|---|---|---|---|---|
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 140 | 32 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 32 | 29 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 25 | 11 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 16 | 11 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 15 | 11 | $0 |
Insurance plans in this area (ZIP 07202)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Infectious Disease, Internal Medicine | NY | |
| Infectious Disease, Internal Medicine | NJ |
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