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CHAD E HERMSDORF PA-C
NPI 1952369134
Physician Assistant in Brooklyn, WI

Active since May 03, 2006PECOS EnrolledAccepts Medicare Assignment
N9115 LEGLER RD, BROOKLYN, WI 53521(608) 279-7085 Get Directions Write a Review

NPPES record last updated: April 9, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 9, 2026, Feb 12, 2021, Dec 2, 2019 (3 updates tracked since 2019).

About Chad E Hermsdorf Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CHAD E HERMSDORF PA-C (NPI 1952369134) is an individual physician assistant in Brooklyn, Wisconsin, licensed in Wisconsin (1741-023) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Mercy Health System Corp, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1952369134
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameCHAD E HERMSDORFCredential: PA-C
Location AddressN9115 LEGLER RDBrooklyn, WI 53521-9800
Mailing AddressN9115 Legler RdBrooklyn, WI 53521-9800 · (608) 279-7085
Phone(608) 279-7085
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateMay 3, 2006
Last NPPES UpdateApril 9, 20263 updates tracked since enumeration
NPPES CertifiedApril 9, 2026
✔ NPI 1952369134 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in WI · 1741-023
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
N9115 LEGLER RD, Brooklyn, WI 53521
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Other Identifiers 2

Other60504WI · Dean Health Insurance
Medicaid41988900WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include MercyCare Health Plans.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Chad E Hermsdorf Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3375519838
PECOS Enrollment IDI20040907000393
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mercy Health System Corp

Acute Care Hospitals · Janesville, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520066
Location1000 Mineral Point AveJanesville, WI 53548 · Rock County
Emergency services Birthing friendly

Mercy Walworth Hospital & Medical Center

Critical Access Hospitals · Lake Geneva, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number521357
LocationN2950 State Road 67Lake Geneva, WI 53147 · Walworth County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53521 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Chad Hermsdorf's NPI number?

The NPI number for Chad Hermsdorf is 1952369134. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Chad Hermsdorf located?

Chad Hermsdorf practices at N9115 Legler Rd, Brooklyn, WI 53521. The listed phone number is (608) 279-7085.

What is Chad Hermsdorf's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Chad Hermsdorf enrolled in Medicare?

Yes. Chad Hermsdorf is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Chad Hermsdorf accept?

Health plans from MercyCare Health Plans list Chad Hermsdorf as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Chad Hermsdorf affiliated with any hospitals?

According to CMS data, Chad Hermsdorf is affiliated with Mercy Health System Corp and Mercy Walworth Hospital & Medical Center.

When was this NPI record last updated?

The NPPES record for Chad Hermsdorf was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.