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ISTVAN DANKO MD PHD
NPI 1326015645
Pediatrics - Pediatric Gastroenterology in Madison, WI

Active since March 06, 2006PECOS Enrolled
600 HIGHLAND AVE, MADISON, WI 53792(608) 265-7740(608) 263-0440 Get Directions Write a Review

NPPES record last updated: December 9, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 9, 2021, Jan 12, 2021 (2 updates tracked since 2021).

About Istvan Danko Md Phd NPPES

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

ISTVAN DANKO MD PHD (NPI 1326015645) is an individual pediatric gastroenterology provider in Madison, Wisconsin, licensed in Wisconsin (39658) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1326015645
Entity TypeIndividualMale
Primary Taxonomy2080P0206X
Provider Legal NameISTVAN DANKOCredential: MD PHD
Location Address600 HIGHLAND AVEMadison, WI 53792-4108
Mailing Address7974 Uw Health CtMiddleton, WI 53562-5531 · (608) 829-5485
Phone(608) 265-7740
Fax(608) 263-0440
Sole ProprietorNo
Enumeration DateMarch 6, 2006
Last NPPES UpdateDecember 9, 20212 updates tracked since enumeration
NPPES CertifiedDecember 9, 2021
✔ NPI 1326015645 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0206X
License✔ Licensed in WI · 39658
Definition
A pediatrician who specializes in the diagnosis and treatment of diseases of the digestive systems of infants, children and adolescents. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using lighted scopes to see internal organs.
600 HIGHLAND AVE, Madison, WI 53792
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare) and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Istvan Danko Md Phd 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.

Medicare Billing Reassignments

4

Medicare enrollment records show Istvan Danko reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Wisconsin Medical Foundation, Inc
4.8 mi
Multi-Specialty
7974 UW HEALTH COURT
Middleton, WI 53562
  • Reassigned Medicare billing, Wisconsin enrollment
  • 2,832 clinicians in this Medicare group
NPI 1598784555 (608) 829-5485
Aurora Medical Group, Inc.
72 mi
Obstetrics & Gynecology
8905 W LINCOLN AVE, SUITE 515
West Allis, WI 53227
  • Reassigned Medicare billing, Wisconsin enrollment
  • 4,609 clinicians in this Medicare group
NPI 1457592735 (414) 328-8650
St. Nicholas Hospital-Sisters Of The Third Order Of St Francis
97 mi
General Acute Care Hospital
3100 SUPERIOR AVE
Sheboygan, WI 53081
  • Reassigned Medicare billing, Wisconsin enrollment
  • 673 clinicians in this Medicare group
NPI 1730184342 (920) 459-8300
St Vincent Hospital-Hospital Sisters-Third Order Of St Francis
118 mi
General Practice
2710 EXECUTIVE DR
Green Bay, WI 54304
  • Reassigned Medicare billing, Wisconsin enrollment
  • 742 clinicians in this Medicare group
NPI 1285613638 (920) 433-8287

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53792 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
$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.

JASON ALAN CHRISTENSEN PHARMD
Pharmacist
600 HIGHLAND AVE, COMPLIANCE MAIL CODE 2433
MADISON, WI 53792
Dane County (608) 662-0817
LAURA JEAN KOPPLIN MD, PHD
Ophthalmology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-6070
HAGGI MAZEH MD
Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 265-8072
DR. SWAPNIL SUNIL LANJEWAR M.D.
Internal Medicine (Infectious Disease)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-0946
DR. MATTHEW JAMES HOYT M.D.
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
VANESSA MERCEDES WELTEN MD MPH
Transplant Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (617) 732-5500
JOHN HENRY NORMAN HARRISON
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
PIPPA FROUKTE COSPER MD
Radiology (Radiation Oncology)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8500

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 Istvan Danko's NPI number?

The NPI number for Istvan Danko is 1326015645. It was assigned to this individual provider in the NPPES registry on March 6, 2006.

Where is Istvan Danko located?

Istvan Danko practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 265-7740.

What is Istvan Danko's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Gastroenterology, with taxonomy code 2080P0206X.

Is Istvan Danko enrolled in Medicare?

Yes. Istvan Danko is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Istvan Danko's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Istvan Danko reassigns Medicare benefits to 4 organizations: University Of Wisconsin Medical Foundation, Inc (Middleton, WI), Aurora Medical Group, Inc. (West Allis, WI), St. Nicholas Hospital-Sisters Of The Third Order Of St Francis (Sheboygan, WI) and St Vincent Hospital-Hospital Sisters-Third Order Of St Francis (Green Bay, WI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Istvan Danko's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Istvan Danko accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), Dean Health Plan and Group Health Cooperative-SCW and 3 other insurers list Istvan Danko 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 Istvan Danko was last updated on December 9, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.