WILLIAM MOSHER MD
NPI 1720578362
Emergency Medicine in Chapel Hill, NC
About William Mosher Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM MOSHER MD (NPI 1720578362) is an individual emergency medicine provider in Chapel Hill, North Carolina, licensed in North Carolina (2021-02041) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS, is affiliated with Elliot Hospital, and is a graduate of New York Medical College (2018).
NPPES Registry Identity
Specialties & Licenses 2
Accepted 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
William Mosher 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 Reassignment
Medicare enrollment records show William Mosher reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Manchester, NH 03109
- Reassigned Medicare billing, New Hampshire enrollment
- 446 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.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Elliot Hospital
Acute Care Hospitals · Manchester, NHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 27514 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
CHAPEL HILL, NC 27514
CHAPEL HILL, NC 27514
CHAPEL HILL, NC 27514
CHAPEL HILL, NC 27514
CHAPEL HILL, NC 27514
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 Mosher's NPI number?
The NPI number for William Mosher is 1720578362. It was assigned to this individual provider in the NPPES registry on May 17, 2018.
Where is William Mosher located?
William Mosher practices at 101 Manning Dr, Chapel Hill, NC 27514. The listed phone number is (984) 974-4721.
What is William Mosher's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is William Mosher enrolled in Medicare?
Yes. William Mosher 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 William Mosher's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Mosher reassigns Medicare benefits to Elliot Professional Services (Manchester, NH). 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 William Mosher's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Mosher accept?
Health plans from Taro Health and WellSense Health Plan list William Mosher 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.
Is William Mosher affiliated with any hospitals?
According to CMS data, William Mosher is affiliated with Elliot Hospital.
When was this NPI record last updated?
The NPPES record for William Mosher was last updated on September 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# William Mosher, MD · NPI 1720578362
Emergency Medicine physician in Chapel Hill, North Carolina. Individual provider, active in the CMS NPPES registry since May 17, 2018.
## Identity
- **NPI:** 1720578362 (Entity type: Individual)
- **Enumerated:** May 17, 2018
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 2021-02041 (North Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 MANNING DR, Chapel Hill, NC 27514-4220
- **Phone:** (984) 974-4721
## 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:** Elliot Professional Services (NPI 1285627935, Manchester, NH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York Medical College, class of 2018
## Record status
- **NPPES last updated:** September 23, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1720578362) · Data from the CMS NPPES public registry.