Doctor profile · Federal record

Dr. Sarah Hermsdorf, PA-C

Physician Assistant · Medical Physician Assistant · Surgical Physician Assistant · Madison, WI

  • NPI 1508815820
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
700 S Park St, Dean & St. Mary's Outpatient Center
Madison, WI 537151830
(608) 260-2900

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 23, 2020
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
363A00000X — NUCC code
State licenses (2)
Wisconsin #1733 · Wisconsin #1733-023
Medicaid
WI #1508815820

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508815820. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
55
Distinct HCPCS
2
Medicare allowed
$4,748
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 42 35 $73
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $128

In context: peer comparison

Among 114 peers in this city , average services per provider: 113. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$275
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 3 $274.61

By nature of payment

Food and Beverage
$275

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
94
Patients
68
Total drug cost
$1,082
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 45 38 $437
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 35 19 $544
Tizanidine Hcl Generic 14 11 $101

Frequently asked questions

Auto-generated from federal data
What is Dr. Sarah Hermsdorf's medical specialty?
Dr. Sarah Hermsdorf practices Physician Assistant in Madison, WI.
Where does Dr. Sarah Hermsdorf practice?
Dr. Sarah Hermsdorf practices at 700 S Park St, Madison, WI 537151830. Office phone: 6082602900.
What is Dr. Sarah Hermsdorf's NPI?
Dr. Sarah Hermsdorf's National Provider Identifier (NPI) is 1508815820, issued by NPPES.
Does Dr. Sarah Hermsdorf accept Medicare assignment?
Yes. Dr. Sarah Hermsdorf accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sarah Hermsdorf 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 99204). Source: CMS Medicare Physician & Other Practitioners file.