DR. ALEXANDER M WIND MD
NPI 1881337418
Internal Medicine in Winnetka, IL
About Dr. Alexander M Wind Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEXANDER M WIND MD (NPI 1881337418) is an individual internal medicine provider in Winnetka, Illinois, licensed in Illinois (036176215) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with Northshore University Healthsystem - Evanston Hospital, and maintains a secondary practice location in Evanston.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Dr. Alexander M Wind 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.
Medicare Billing Reassignments
2Medicare enrollment records show Alexander Wind reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Winnetka, IL 60093
- Reassigned Medicare billing, Illinois enrollment
- 2 clinicians in this Medicare group
Carol Stream, IL 60122
- Reassigned Medicare billing, Illinois enrollment
- 4,817 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northshore University Healthsystem - Evanston Hospital
Acute Care Hospitals · Evanston, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60093 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Alexander Wind's NPI number?
The NPI number for Alexander Wind is 1881337418. It was assigned to this individual provider in the NPPES registry on April 20, 2022.
Where is Alexander Wind located?
Alexander Wind practices at 525 Winnetka Ave Ste 3, Winnetka, IL 60093. The listed phone number is (847) 446-1112.
What is Alexander Wind's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Alexander Wind enrolled in Medicare?
Yes. Alexander Wind 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 organizations bill Medicare for Alexander Wind's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Wind reassigns Medicare benefits to 2 organizations: Robin Wind MD Sc (Winnetka, IL) and Northwestern Medical Faculty Foundation (Carol Stream, IL). 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 Alexander Wind's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Alexander Wind affiliated with any hospitals?
According to CMS data, Alexander Wind is affiliated with Northshore University Healthsystem - Evanston Hospital.
When was this NPI record last updated?
The NPPES record for Alexander Wind was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Dr. Alexander M Wind, MD · NPI 1881337418
Internal Medicine physician in Winnetka, Illinois. Individual provider, active in the CMS NPPES registry since April 20, 2022.
## Identity
- **NPI:** 1881337418 (Entity type: Individual)
- **Enumerated:** April 20, 2022
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 036176215 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 525 WINNETKA AVE STE 3, Winnetka, IL 60093-4050
- **Phone:** (847) 446-1112 · **Fax:** (847) 446-1717
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Robin Wind MD Sc (NPI 1770503732, Winnetka, IL); Northwestern Medical Faculty Foundation (NPI 1346235314, Carol Stream, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** July 23, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1881337418) · Data from the CMS NPPES public registry.