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DR. ANDREW MARK WIDMER MD PHD
NPI 1053871103
Psychiatry & Neurology - Neurology with Special Qualifications in Child Neurology in Madison, WI

Active since March 24, 2019PECOS Enrolled
600 HIGHLAND AVE, MADISON, WI 53792(608) 263-5448(608) 263-5448 Get Directions Write a Review

NPPES record last updated: April 6, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 6, 2026, Feb 6, 2026, Nov 25, 2025 and 1 more (4 updates tracked since 2019).

About Dr. Andrew Mark Widmer Md Phd NPPES

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

DR. ANDREW MARK WIDMER MD PHD (NPI 1053871103) is an individual neurology with special qualifications in child neurology provider in Madison, Wisconsin, licensed in Wisconsin (85937-20) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2019).

NPPES Registry Identity

NPI1053871103
Entity TypeIndividualMale
Primary Taxonomy2084N0402X
Provider Legal NameDR. ANDREW MARK WIDMERCredential: MD PHD
Location Address600 HIGHLAND AVEMadison, WI 53792-0001
Mailing Address1685 Highland AveMadison, WI 53705-2281
Phone(608) 263-5448
Fax(608) 263-5448
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateMarch 24, 2019
Last NPPES UpdateApril 6, 20264 updates tracked since enumeration
NPPES CertifiedApril 6, 2026
✔ NPI 1053871103 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Neurology with Special Qualifications in Child NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0402X
Licenses✔ Licensed in WI · 85937-20✔ Licensed in IL · 036.177455
Definition
A Child Neurologist specializes in neurology with special skills in diagnosis and treatment of neurologic disorders of the neonatal period, infancy, early childhood, and adolescence.
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, HealthPartners 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)

Dr. Andrew Mark Widmer Md Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7719470731
PECOS Enrollment IDI20251208000536, I20260205002945
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 Andrew Widmer reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Dean Health Systems, Inc
2.3 mi
Allergy & Immunology
1211 FISH HATCHERY RD
Madison, WI 53715
  • Reassigned Medicare billing, Wisconsin enrollment
  • 1,377 clinicians in this Medicare group
NPI 1053358846 (608) 252-8000
Rockford Health Physicians
56 mi
Anesthesiology
2400 N ROCKTON AVE
Rockford, IL 61103
  • Reassigned Medicare billing, Illinois enrollment
  • 1,375 clinicians in this Medicare group
NPI 1023275278 (815) 971-5000
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 Andrew Widmer's NPI number?

The NPI number for Andrew Widmer is 1053871103. It was assigned to this individual provider in the NPPES registry on March 24, 2019.

Where is Andrew Widmer located?

Andrew Widmer practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 263-5448.

What is Andrew Widmer's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology with Special Qualifications in Child Neurology, with taxonomy code 2084N0402X.

Is Andrew Widmer enrolled in Medicare?

Yes. Andrew Widmer is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Andrew Widmer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Widmer reassigns Medicare benefits to 4 organizations: Dean Health Systems, Inc (Madison, WI), Rockford Health Physicians (Rockford, IL), 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 Andrew Widmer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Andrew Widmer accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, HealthPartners, MercyCare and MercyCare Health Plans and 1 other insurer list Andrew Widmer 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 Andrew Widmer was last updated on April 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.