CASEY MARK WELLER MD
NPI 1821747320
Emergency Medicine in Warwick, RI
About Casey Mark Weller Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CASEY MARK WELLER MD (NPI 1821747320) is an individual emergency medicine provider in Warwick, Rhode Island, licensed in Rhode Island (LP05776) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS, is affiliated with Tidalhealth Peninsula Regional, Inc, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
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
Casey Mark Weller 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 Casey Weller reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Salisbury, MD 21801
- Reassigned Medicare billing, Delaware and Maryland enrollments
- 39 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Tidalhealth Peninsula Regional, Inc
Acute Care Hospitals · Salisbury, MDAtlantic General Hospital
Acute Care Hospitals · Berlin, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02886 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.
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 Casey Weller's NPI number?
The NPI number for Casey Weller is 1821747320. It was assigned to this individual provider in the NPPES registry on March 22, 2022.
Where is Casey Weller located?
Casey Weller practices at 455 Toll Gate Rd, Warwick, RI 02886. The listed phone number is (405) 737-7010.
What is Casey Weller's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Casey Weller enrolled in Medicare?
Yes. Casey Weller 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 Casey Weller's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Casey Weller reassigns Medicare benefits to Emergency Service Associates PA (Salisbury, MD). 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 Casey Weller's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Casey Weller affiliated with any hospitals?
According to CMS data, Casey Weller is affiliated with Tidalhealth Peninsula Regional, Inc and Atlantic General Hospital.
When was this NPI record last updated?
The NPPES record for Casey Weller was last updated on June 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Casey Mark Weller, MD · NPI 1821747320
Emergency Medicine physician in Warwick, Rhode Island. Individual provider, active in the CMS NPPES registry since March 22, 2022.
## Identity
- **NPI:** 1821747320 (Entity type: Individual)
- **Enumerated:** March 22, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** LP05776 (Rhode Island)
- **Sole proprietor:** No
## Practice location
- **Address:** 455 TOLL GATE RD, Warwick, RI 02886-2759
- **Phone:** (405) 737-7010
## 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:** Emergency Service Associates PA (NPI 1558340562, Salisbury, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** June 20, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1821747320) · Data from the CMS NPPES public registry.