Doctor profile · Federal record

Dr. Shannon Nelson, P.A.

Physician Assistant · Mequon, WI

  • NPI 1326075078
  • Accepts Medicare
  • MIPS 81.5 / 100 · 2023
  • 24 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
13133 N Port Washington RD Ste 204
Mequon, WI 530972420
(262) 243-2524
fax (262) 243-2525
Additional location
2350 N Lake Dr Ste 306
Milwaukee, WI 532114528
(414) 298-7106
fax (414) 298-7195
Mailing address
788 N Jefferson St, Suite 300/Kaaren Butzen
Milwaukee, WI 532023718

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
February 24, 2021
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Wisconsin #1516
Medicaid
WI #1326075078

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326075078. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
363
Distinct HCPCS
4
Medicare allowed
$27,332
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 264 226 $74
99203 New patient office or other outpatient visit, 30-44 minutes 47 47 $90
99212 Established patient office or other outpatient visit, 10-19 minutes 30 30 $46
99214 Established patient office or other outpatient visit, 30-39 minutes 22 22 $104

In context: peer comparison

Among 11 peers in this city , average services per provider: 41. This provider delivers 8.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$318
Transactions
10
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
UROGEN PHARMA, INC. 1 $135.39
Astellas Pharma US Inc 4 $71.09
Janssen Biotech, Inc. 1 $33.17
Takeda Pharmaceuticals U.S.A., Inc. 1 $22.90
Sumitomo Pharma America, Inc. 1 $20.79
PFIZER INC. 1 $19.18
Bayer Healthcare Pharmaceuticals Inc. 1 $15.49

By nature of payment

Food and Beverage
$318

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
20
Patients
0
Total drug cost
$12,687
Drug Type Claims Patients Total cost
Myrbetriq (Mirabegron) Brand 20 0 $12,687

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Shannon Nelson's medical specialty?
Dr. Shannon Nelson practices Physician Assistant in Mequon, WI.
Where does Dr. Shannon Nelson practice?
Dr. Shannon Nelson practices at 13133 N Port Washington RD Ste 204, Mequon, WI 530972420. Office phone: 2622432524.
What is Dr. Shannon Nelson's NPI?
Dr. Shannon Nelson's National Provider Identifier (NPI) is 1326075078, issued by NPPES.
Does Dr. Shannon Nelson accept Medicare assignment?
Yes. Dr. Shannon Nelson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shannon Nelson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.