DR. WILLIAM GERSHAN MD
NPI 1821040403
Pediatrics - Pediatric Pulmonology in Minneapolis, MN
About Dr. William Gershan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM GERSHAN MD (NPI 1821040403) is an individual pediatric pulmonology provider in Minneapolis, Minnesota, licensed in Minnesota (58034) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. William Gershan Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show William Gershan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 3,633 clinicians in this Medicare group
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 4,038 clinicians in this Medicare group
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 2,302 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.
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.
MINNEAPOLIS, MN 55454
MINNEAPOLIS, MN 55454
MINNEAPOLIS, MN 55454
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 William Gershan's NPI number?
The NPI number for William Gershan is 1821040403. It was assigned to this individual provider in the NPPES registry on May 16, 2006.
Where is William Gershan located?
William Gershan practices at 2512 S 7th St Umphysicians Pediatric Specialty Care-7th St, Minneapolis, MN 55454. The listed phone number is (612) 365-6777.
What is William Gershan's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Pulmonology, with taxonomy code 2080P0214X.
Is William Gershan enrolled in Medicare?
Yes. William Gershan is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for William Gershan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Gershan reassigns Medicare benefits to 3 organizations: Fairview Express Care (Minneapolis, MN), Fairview Health Services (Minneapolis, MN) and Fairview Clinics (Minneapolis, MN). 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 William Gershan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for William Gershan was last updated on July 22, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.