Doctor profile · Federal record

Dr. James Prosser, DO

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Madison, WI

  • NPI 1649235672
  • Accepts Medicare
  • MIPS 97.7 / 100 · 2023
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2501 W Beltline Hwy Ste 601
Madison, WI 537132309
(608) 234-7436
Additional location
123 Hospital Dr Ste 1008
Watertown, WI 53098
(920) 206-6500
fax (920) 261-4013
Mailing address
18444 N 25Th Ave Ste 310
Phoenix, AZ 850231266

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
October 7, 2025
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Wisconsin #48524-21
Medicaid
WI #1649235672

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649235672. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12
Distinct HCPCS
1
Medicare allowed
$1,275
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 12 12 $106

In context: peer comparison

Among 16 peers in this city , average services per provider: 36. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$40
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Enduromed, Llc 1 $39.76

By nature of payment

Food and Beverage
$40

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Prosser's medical specialty?
Dr. James Prosser practices Orthopaedic Surgery Physician in Madison, WI.
Where does Dr. James Prosser practice?
Dr. James Prosser practices at 2501 W Beltline Hwy Ste 601, Madison, WI 537132309. Office phone: 6082347436.
What is Dr. James Prosser's NPI?
Dr. James Prosser's National Provider Identifier (NPI) is 1649235672, issued by NPPES.
Does Dr. James Prosser accept Medicare assignment?
Yes. Dr. James Prosser accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Prosser commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.