JAMES J PROSSER (DO) – Orthopaedic Surgery Physician, NPI 1649235672
Orthopaedic Surgery Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
628 ORTHOPEDIC SURGERY in WI
Provider Addresses for JAMES J PROSSER (DO)
123 Hospital Dr Ste 1008
Watertown, WI 53098
Phone: (920) 206-6500
Fax: (920) 261-4013
Type: Location
18444 N 25TH AVE STE 310
PHOENIX, AZ 850231266
Phone: (608) 234-7436
Type: Mailing
1211 FISH HATCHERY RD
MADISON, WI 537151909
Phone: (608) 252-8000
Fax: (608) 288-6495
Type: Mailing
2501 W BELTLINE HWY STE 601
MADISON, WI 537132309
Phone: (608) 234-7436
Type: Location
Dean Clinic - Madison East, 1821, South Stoughton Road, Madison, Dane County, Wisconsin, 53716, United States
DEAN MEDICAL CENTER
MADISON, WI 537162257
Phone: (608) 260-6000
Fax: (608) 260-6939
Type: Mailing
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 $3,698.
Total Amount is formed as General ($3,698) + Research ($0) + Ownership ($0) = $3,698.
Last reported payment date: 2024-05-28 • Largest payer in this snapshot: Arthrex, Inc. ($2,654).
Total Amount
$3,698
General + Research + Ownership
Payments
14
Total payment records
General Amount
$3,698
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-28
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Arthrex, Inc. | $2,654 |
| Enduromed, Llc | $1,044 |
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: 2005-10-06
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 |
|---|---|---|---|---|
| I20051006000090 | I | Orthopedic Surgery | WI | 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 |
|---|---|---|---|---|
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 12 | 12 | $0 |
Insurance plans in this area (ZIP 53098)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Orthopedic Surgery | WI | |
| Orthopedic Surgery | WI | |
| Physician Assistant | WI | |
| Orthopedic Surgery | WI | |
| Orthopedic Surgery | WI | |
| Orthopedic Surgery | AZ | |
| Physician Assistant | WI | |
| Physician Assistant | WI | |
| Orthopedic Surgery | WI | |
| Orthopedic Surgery | WI |
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