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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ERIN NUSBAUM MD
NPI 1336844281
Internal Medicine in Lincolnwood, IL

Active since March 31, 2023PECOS EnrolledAccepts Medicare Assignment
6540 N LINCOLN AVE, LINCOLNWOOD, IL 60712(847) 779-7700 Get Directions Write a Review

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

Record update history: Sep 18, 2026, Jul 3, 2023, Mar 31, 2023 (3 updates tracked since 2023).

About Erin Nusbaum Md NPPES

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

ERIN NUSBAUM MD (NPI 1336844281) is an individual internal medicine provider in Lincolnwood, Illinois, licensed in Illinois (036181070) and active in the NPI registry since March 2023. She is enrolled in Medicare PECOS, maintains a secondary practice location in Chicago, and is a graduate of University Of Chicago, Pritzker School Of Medicine (2023).

NPPES Registry Identity

NPI1336844281
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameERIN NUSBAUMCredential: MD
Location Address6540 N LINCOLN AVELincolnwood, IL 60712-3927
Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900
Phone(847) 779-7700
Sole ProprietorNo
Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 2023
Enumeration DateMarch 31, 2023
Last NPPES UpdateSeptember 18, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 18, 2026
✔ NPI 1336844281 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 036181070
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
6540 N LINCOLN AVE, Lincolnwood, IL 60712
Open in Google Maps ↗

Secondary Practice Location 1

Location 11740 W Taylor StChicago, IL 60612-7232 · Phone (866) 600-2273

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Erin Nusbaum 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 ID4880053487
PECOS Enrollment IDI20260730001601
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 Reassignment

Medicare enrollment records show Erin Nusbaum reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advocate Health And Hospitals Corp.
5.0 mi
Cardiovascular Disease
3118 N ASHLAND AVE
Chicago, IL 60657
  • Reassigned Medicare billing, Illinois enrollment
  • 4,870 clinicians in this Medicare group
NPI 1487951711 (773) 880-9722

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 60712 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
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 7

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

MR. ANDRES ALBERTO GIRALDO MD
Internal Medicine
6540 N LINCOLN AVE
LINCOLNWOOD, IL 60712
Cook County (847) 779-7700
EMILY BANKS
Behavior Analyst
6540 N LINCOLN AVE
LINCOLNWOOD, IL 60712
Cook County (224) 701-5401
MEIR HILDESHAIM
Physical Therapist
6540 N LINCOLN AVE, SUITE 100
LINCOLNWOOD, IL 60712
Cook County (847) 779-7900
DARELL VELASCO
Physical Therapy Assistant
6540 N LINCOLN AVE, SUITE 100
LINCOLNWOOD, IL 60712
Cook County (847) 779-7900
KRISTINA WILLIAMS PT
Physical Therapist
6540 N LINCOLN AVE, SUITE 100
LINCOLNWOOD, IL 60712
Cook County (847) 779-7900
ILLINOIS BONE AND JOINT INSTITUTE LLC
Physical Therapist
6540 N LINCOLN AVE, SUITE 100
LINCOLNWOOD, IL 60712
Cook County (847) 779-7900
ARMINIO SURUCCI M.D.
Internal Medicine
6540 N LINCOLN AVE
LINCOLNWOOD, IL 60712
Cook County (847) 779-7700

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 Erin Nusbaum's NPI number?

The NPI number for Erin Nusbaum is 1336844281. It was assigned to this individual provider in the NPPES registry on March 31, 2023.

Where is Erin Nusbaum located?

Erin Nusbaum practices at 6540 N Lincoln Ave, Lincolnwood, IL 60712. The listed phone number is (847) 779-7700.

What is Erin Nusbaum's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Erin Nusbaum enrolled in Medicare?

Yes. Erin Nusbaum 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.

Which organization bills Medicare for Erin Nusbaum's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erin Nusbaum reassigns Medicare benefits to Advocate Health And Hospitals Corp. (Chicago, IL). The 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 Erin Nusbaum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Erin Nusbaum accept?

Health plans from Oscar Health list Erin Nusbaum 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 Erin Nusbaum was last updated on September 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 36 days 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.