DR. GEORGE WILLIAM ZIMMERMAN (D.O.) – Orthopaedic Surgery Physician, NPI 1750362927
Orthopaedic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. GEORGE WILLIAM ZIMMERMAN (D.O.)
Harrisonburg Post Office, 3811, South Main Street, Harrisonburg, Rockingham County, Virginia, 22801, United States
HARRISONBURG, VA 228031430
Phone: (540) 689-5500
Fax: (757) 431-7116
Type: Mailing
2509 PLEASANT RUN DR
HARRISONBURG, VA 228018720
Phone: (540) 689-5500
Fax: (757) 431-7116
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 14 Open Payments records for all available years, with a total value of $2,378.
Total Amount is formed as General ($2,378) + Research ($0) + Ownership ($0) = $2,378.
Last reported payment date: 2024-10-07 • Largest payer in this snapshot: Medical Device Business Services, Inc. ($1,080).
Total Amount
$2,378
General + Research + Ownership
Payments
14
Total payment records
General Amount
$2,378
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medical Device Business Services, Inc. | $1,080 |
| Zimmer Biomet Holdings, Inc. | $838 |
| Arthrex, Inc. | $263 |
| Reel Surgical, Inc. | $137 |
| Pacira Pharmaceuticals Incorporated | $24 |
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: 2007-02-12
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 |
|---|---|---|---|---|
| I20070212000311 | I | Orthopedic Surgery | GA | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 271 | 181 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 205 | 130 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 85 | 85 | $0 |
| 27447 | Replacement of knee joint, both sides of knee | 28 | 24 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 22 | 21 | $0 |
Insurance plans in this area (ZIP 22803)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ORTHOPEDIC SURGERY | GA | 73562 | X-ray of knee, 3 views | 51 | 36 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | VA | |
| Hospitalist, Internal Medicine | VA | |
| Vascular Surgery, General Surgery | VA | |
| - | VA | |
| General Surgery | VA | |
| Family Practice | VA | |
| - | VA | |
| - | VA | |
| - | OH | |
| General Surgery | VA |
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