Doctor profile · Federal record

Dr. Dawn Osinski, PA-C

Physician Assistant · Physician Assistant · Grafton, WI

  • NPI 1962732958
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
975 Port Washington RD
Grafton, WI 530249201
(262) 329-5042
fax (262) 329-5001

Credentials & registration

NPPES · NUCC
NPI registered
January 2010 — 16 yrs on file
Profile last updated
November 22, 2021
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363A00000X — NUCC code
State licenses (2)
Wisconsin #3015 · Illinois #085003504
Medicaid
WI #1962732958

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962732958. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
231
Distinct HCPCS
2
Medicare allowed
$24,762
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 192 83 $113
99214 Established patient office or other outpatient visit, 30-39 minutes 39 38 $78

In context: peer comparison

Among 10 peers in this city , average services per provider: 42. This provider delivers 5.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
407
Patients
97
Total drug cost
$1,500,544
Drug Type Claims Patients Total cost
Dexamethasone Generic 97 31 $644
Prochlorperazine Maleate Generic 62 44 $976
Pomalyst (Pomalidomide) Brand 37 0 $847,710
Ondansetron Odt (Ondansetron) Brand 25 0 $252
Allopurinol Generic 20 0 $230
Anastrozole Generic 19 0 $856
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 19 0 $174
Acyclovir Generic 18 0 $367
Olanzapine Generic 18 0 $53
Revlimid (Lenalidomide) Brand 18 0 $407,497

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dawn Osinski's medical specialty?
Dr. Dawn Osinski practices Physician Assistant in Grafton, WI.
Where does Dr. Dawn Osinski practice?
Dr. Dawn Osinski practices at 975 Port Washington RD, Grafton, WI 530249201. Office phone: 2623295042.
What is Dr. Dawn Osinski's NPI?
Dr. Dawn Osinski's National Provider Identifier (NPI) is 1962732958, issued by NPPES.
Does Dr. Dawn Osinski accept Medicare assignment?
Yes. Dr. Dawn Osinski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dawn Osinski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.