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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

JOHN BOLINGER ESTER MD
NPI 1063527547
Obstetrics & Gynecology in Minocqua, WI

Active since August 21, 2006PECOS Enrolled
9576 HWY 70, MINOCQUA, WI 54548(715) 358-1000 Get Directions Write a Review

NPPES record last updated: July 15, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 15, 2026, Nov 11, 2020, Aug 25, 2020 and 1 more (4 updates tracked since 2018).

About John Bolinger Ester Md NPPES

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

JOHN BOLINGER ESTER MD (NPI 1063527547) is an individual obstetrics & gynecology provider in Minocqua, Wisconsin, licensed in Wisconsin (46573-20) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and maintains a secondary practice location in Madison.

NPPES Registry Identity

NPI1063527547
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameJOHN BOLINGER ESTERCredential: MD
Location Address9576 HWY 70Minocqua, WI 54548-9067
Mailing Address1808 W Beltline HwyMadison, WI 53713-2334 · (608) 250-1497 · Fax (608) 250-1384
Phone(715) 358-1000
Sole ProprietorNo
Enumeration DateAugust 21, 2006
Last NPPES UpdateJuly 15, 20264 updates tracked since enumeration
NPPES CertifiedJuly 15, 2026
✔ NPI 1063527547 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 · 46573-20✔ Licensed in WI · 46573✔ Licensed in MN · 57207
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.
9576 HWY 70, Minocqua, WI 54548
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Secondary Practice Location 1

Location 1700 S Park StMadison, WI 53715-1830 · Phone (608) 251-6100 · Fax (608) 258-5222

Other Identifiers 1

Medicaid1063527547WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare), Network Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Bolinger Ester Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54548 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.

MEGAN E SIMMONS PA
Physician Assistant
9576 HWY 70
MINOCQUA, WI 54548
Oneida County (715) 358-1000
MICHAEL E M LARSON PHD
Psychologist
9576 HWY 70
MINOCQUA, WI 54548
Oneida County (715) 358-1194
GRACE SCHWANTES
Pediatrics
9576 HWY 70
MINOCQUA, WI 54548
Oneida County (715) 358-1000
ABIGAIL M. MALLEK KARCH PA
Physician Assistant
9576 HWY 70
MINOCQUA, WI 54548
Oneida County (715) 358-1000
FERRY GUNAWAN MD
Hospitalist
9576 HWY 70
MINOCQUA, WI 54548
Oneida County (715) 358-1000
ROSS TAYLOR GROESCHL DPM
Podiatrist
9576 HWY 70
MINOCQUA, WI 54548
Oneida County (715) 358-1000
JAMES E TOMIC MD
Radiology (Diagnostic Radiology)
9576 HWY 70
MINOCQUA, WI 54548
Oneida County (715) 387-5511
JEFFREY CLARK M.D.
Pediatrics
9576 HWY 70, DEPARTMENT OF PEDIATRICS
MINOCQUA, WI 54548
Oneida County (715) 358-1000

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 Ester's NPI number?

The NPI number for John Ester is 1063527547. It was assigned to this individual provider in the NPPES registry on August 21, 2006.

Where is John Ester located?

John Ester practices at 9576 Hwy 70, Minocqua, WI 54548. The listed phone number is (715) 358-1000.

What is John Ester's specialty?

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

Is John Ester enrolled in Medicare?

Yes. John Ester is registered in the Medicare PECOS enrollment system.

What insurance does John Ester accept?

Health plans from CareSource (Common Ground Healthcare) and Network Health list John Ester 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.

When was this NPI record last updated?

The NPPES record for John Ester was last updated on July 15, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.