DENNIS R HARTUNG MD
NPI 1124090543
Obstetrics & Gynecology in Baldwin, WI

Active since February 02, 2006PECOS EnrolledAccepts Medicare Assignment
1100 BERGSLIEN ST, BALDWIN, WI 54002(715) 684-1111(715) 684-1289 Get Directions Write a Review

NPPES record last updated: December 30, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 30, 2021, Mar 29, 2018 (2 updates tracked since 2018).

About Dennis R Hartung Md NPPES

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

DENNIS R HARTUNG MD (NPI 1124090543) is an individual obstetrics & gynecology provider in Baldwin, Wisconsin, licensed in Wisconsin (48108) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Western Wisconsin Health, and is a graduate of Other (1990).

NPPES Registry Identity

NPI1124090543
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDENNIS R HARTUNGCredential: MD
Location Address1100 BERGSLIEN STBaldwin, WI 54002-2600
Mailing Address1100 Bergslien StBaldwin, WI 54002-2600 · (715) 684-1111 · Fax (715) 684-1289
Fax(715) 684-1289
Sole ProprietorNo
Medical School CMSOtherGraduated 1990
Enumeration DateFebruary 2, 2006
Last NPPES UpdateDecember 30, 20212 updates tracked since enumeration
NPPES CertifiedDecember 30, 2021
NPI 1124090543 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses Licensed in WI · 48108 Licensed in WI · 48108-020 Licensed in AL · 4306 Licensed in MN · 47509
Definition

An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.

1100 BERGSLIEN ST, Baldwin, WI 54002

Other Identifiers 1

Medicaid34685300WI

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

Dennis R Hartung 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 ID5294700027
PECOS Enrollment IDI20150130000844
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

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

Western Wisconsin Health

Critical Access Hospitals · Baldwin, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521347
Location1100 Bergslien StBaldwin, WI 54002 · St. Croix County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54002 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
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
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.

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.

Nurse Practitioner (Family)
1100 BERGSLIEN ST
BALDWIN, WI 54002
Psychiatry & Neurology (Psychiatry)
1100 BERGSLIEN ST
BALDWIN, WI 54002
Nurse Practitioner (Family)
1100 BERGSLIEN ST
BALDWIN, WI 54002
Nurse Practitioner (Psychiatric/Mental Health)
1100 BERGSLIEN ST
BALDWIN, WI 54002
Physical Therapist
1100 BERGSLIEN ST
BALDWIN, WI 54002
Registered Nurse
1100 BERGSLIEN ST
BALDWIN, WI 54002
Physician Assistant
1100 BERGSLIEN ST
BALDWIN, WI 54002
Nurse Practitioner
1100 BERGSLIEN ST
BALDWIN, WI 54002

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 Dennis Hartung's NPI number?

The NPI number for Dennis Hartung is 1124090543. It was assigned to this individual provider in the NPPES registry on February 2, 2006.

Where is Dennis Hartung located?

Dennis Hartung practices at 1100 Bergslien St, Baldwin, WI 54002. The listed phone number is (715) 684-1111.

What is Dennis Hartung's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Dennis Hartung enrolled in Medicare?

Yes. Dennis Hartung 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 Dennis Hartung accept?

Health plans from Anthem Blue Cross and Blue Shield, HealthPartners, Medica and Security Health Plan list Dennis Hartung 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 Dennis Hartung affiliated with any hospitals?

According to CMS data, Dennis Hartung is affiliated with Western Wisconsin Health.

When was this NPI record last updated?

The NPPES record for Dennis Hartung was last updated on December 30, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.