JOHN A ZERNIA MD
NPI 1124022728
Emergency Medicine in La Crosse, WI

Active since June 10, 2005PECOS EnrolledAccepts Medicare Assignment
1836 SOUTH AVE, LA CROSSE, WI 54601(608) 782-7300 Get Directions Write a Review

NPPES record last updated: June 21, 2017. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About John A Zernia Md NPPES

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

JOHN A ZERNIA MD (NPI 1124022728) is an individual emergency medicine provider in La Crosse, Wisconsin, licensed in Wisconsin (27859) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Gundersen Lutheran Medical Center, and is a graduate of Medical College Of Wisconsin (1985).

NPPES Registry Identity

NPI1124022728
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameJOHN A ZERNIACredential: MD
Location Address1836 SOUTH AVELa Crosse, WI 54601-5429
Mailing Address1836 South AveLa Crosse, WI 54601-5429 · (608) 782-7300
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 1985
Enumeration DateJune 10, 2005
Last NPPES UpdateJune 21, 2017
NPI 1124022728 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in WI · 27859
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedEmergency Medicine · Emergency Medical ServicesTaxonomy 207PE0004X · License 27859 (WI)
1836 SOUTH AVE, La Crosse, WI 54601

Other Identifiers 2

Medicare UPINB57831
Medicaid31407300WI

Accepted 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

John A Zernia Md 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 ID5496889420
PECOS Enrollment IDI20111019000845
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 4

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

Gundersen Lutheran Medical Center

Acute Care Hospitals · La Crosse, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520087
Location1910 South AveLa Crosse, WI 54601 · La Crosse County
Emergency services Birthing friendly

Gundersen Moundview Hospital And Clinics

Critical Access Hospitals · Friendship, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521309
Location402 W Lake StFriendship, WI 53934 · Adams County
Emergency services

Gundersen Tri-County Hospital & Clinics

Critical Access Hospitals · Whitehall, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521316
Location18601 Lincoln StWhitehall, WI 54773 · Trempealeau County
Emergency services

Gundersen Boscobel Area Hospital And Clinics

Critical Access Hospitals · Boscobel, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521344
Location205 Parker StBoscobel, WI 53805 · Grant County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54601 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
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Anesthesiology
1836 SOUTH AVE, GUNDERSEN CLINIC, LTD.
LA CROSSE, WI 54601
Nurse Anesthetist, Certified Registered
1836 SOUTH AVE
LA CROSSE, WI 54601
Psychologist
1836 SOUTH AVE
LA CROSSE, WI 54601
Surgery
1836 SOUTH AVE
LA CROSSE, WI 54601
Nurse Practitioner (Adult Health)
1836 SOUTH AVE
LA CROSSE, WI 54601
Orthopaedic Surgery
1836 SOUTH AVE
LA CROSSE, WI 54601
Registered Nurse (Addiction (Substance Use Disorder))
1836 SOUTH AVE
LA CROSSE, WI 54601
Nurse Practitioner (Family)
1836 SOUTH AVE
LA CROSSE, WI 54601

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 John Zernia's NPI number?

The NPI number for John Zernia is 1124022728. It was assigned to this individual provider in the NPPES registry on June 10, 2005.

Where is John Zernia located?

John Zernia practices at 1836 South Ave, La Crosse, WI 54601. The listed phone number is (608) 782-7300.

What is John Zernia's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is John Zernia enrolled in Medicare?

Yes. John Zernia 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 John Zernia accept?

Health plans from Group Health Cooperative-SCW and Medica list John Zernia 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 John Zernia affiliated with any hospitals?

According to CMS data, John Zernia is affiliated with Gundersen Lutheran Medical Center, Gundersen Moundview Hospital And Clinics, Gundersen Tri-County Hospital & Clinics and Gundersen Boscobel Area Hospital And Clinics.

When was this NPI record last updated?

The NPPES record for John Zernia was last updated on June 21, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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.