RICHARD M ZWEIG (MD) – Internal Medicine Physician, NPI 1477548451
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
218 INFECTIOUS DISEASE in CT
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Provider Addresses for RICHARD M ZWEIG (MD)
Bristol Post Office, 220, Long Crescent Drive, Briarwood, Bristol, Virginia, 24201, United States
BRISTOL, CT 060112828
Phone: (860) 585-3906
Fax: (860) 585-3907
Type: Mailing
923, Farmington Avenue, Bristol, Naugatuck Valley Planning Region, Connecticut, 06010, United States
BRISTOL, CT 060103927
Phone: (860) 314-6000
Fax: (860) 314-6005
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 24 Open Payments records for all available years, with a total value of $511.
Total Amount is formed as General ($511) + Research ($0) + Ownership ($0) = $511.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($387).
Total Amount
$511
General + Research + Ownership
Payments
24
Total payment records
General Amount
$511
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $387 |
| Gilead Sciences, Inc. | $57 |
| Merck Sharp & Dohme LLC | $40 |
| Amgen Inc. | $14 |
| Lilly USA, LLC | $13 |
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: 2010-02-05
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 |
|---|---|---|---|---|
| I20100205000502 | I | Internal Medicine | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 467 | 164 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 128 | 128 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 102 | 95 | $0 |
| 83036 | Hemoglobin a1c level | 74 | 42 | $0 |
| 90694 | Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 73 | 73 | $0 |
Insurance plans in this area (ZIP 06011)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CT | |
| - | CT | |
| Sleep Medicine | CT | |
| - | CT | |
| Nurse Practitioner | CT | |
| - | CT | |
| P S Y C H I A T R Y | CT | |
| Internal Medicine | NY | |
| Physician Assistant | CT | |
| Cardiovascular Disease (Cardiology) | AR |
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