CASEY SEIZYS MD
NPI 1639610991
Emergency Medicine in Erie, PA
About Casey Seizys Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CASEY SEIZYS MD (NPI 1639610991) is an individual emergency medicine provider in Erie, Pennsylvania, licensed in Pennsylvania (MT216693) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, is affiliated with Central Maine Medical Center, and maintains a secondary practice location in Maywood.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
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
Casey Seizys 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
4Medicare enrollment records show Casey Seizys reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bridgton, ME 04009
- Reassigned Medicare billing, Maine enrollment
- 563 clinicians in this Medicare group
Rumford, ME 04276
- Reassigned Medicare billing, Maine enrollment
- 544 clinicians in this Medicare group
Lewiston, ME 04240
- Reassigned Medicare billing, Maine enrollment
- 920 clinicians in this Medicare group
Brunswick, ME 04011
- Reassigned Medicare billing, Maine enrollment
- 170 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 3
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Central Maine Medical Center
Acute Care Hospitals · Lewiston, MERumford Hospital
Critical Access Hospitals · Rumford, MEBridgton Hospital
Critical Access Hospitals · Bridgton, MEPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 16550 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Seizys's NPI number?
The NPI number for Casey Seizys is 1639610991. It was assigned to this individual provider in the NPPES registry on March 19, 2017.
Where is Casey Seizys located?
Casey Seizys practices at 201 State St, Erie, PA 16550. The listed phone number is (814) 877-6000.
What is Casey Seizys's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Casey Seizys enrolled in Medicare?
Yes. Casey Seizys 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 Casey Seizys's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Casey Seizys reassigns Medicare benefits to 4 organizations: Bridgton Hospital (Bridgton, ME), Rumford Hospital (Rumford, ME), Central Maine Medical Center (Lewiston, ME) and Bluewater Emergency Partners Of Brunswick, LLC (Brunswick, ME). 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 Casey Seizys's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Casey Seizys accept?
Health plans from Taro Health and WellSense Health Plan list Casey Seizys 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 Casey Seizys affiliated with any hospitals?
According to CMS data, Casey Seizys is affiliated with Central Maine Medical Center, Rumford Hospital and Bridgton Hospital.
When was this NPI record last updated?
The NPPES record for Casey Seizys was last updated on July 5, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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 Seizys, MD · NPI 1639610991
Emergency Medicine physician in Erie, Pennsylvania. Individual provider, active in the CMS NPPES registry since March 19, 2017.
## Identity
- **NPI:** 1639610991 (Entity type: Individual)
- **Enumerated:** March 19, 2017
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** MT216693 (Pennsylvania)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 201 STATE ST, Erie, PA 16550
- **Phone:** (814) 877-6000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Bridgton Hospital (NPI 1154370153, Bridgton, ME); Rumford Hospital (NPI 1205991122, Rumford, ME); Central Maine Medical Center (NPI 1689653487, Lewiston, ME); Bluewater Emergency Partners Of Brunswick, LLC (NPI 1043640204, Brunswick, ME) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Indiana University School Of Medicine, class of 2017
## Record status
- **NPPES last updated:** July 5, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1639610991) · Data from the CMS NPPES public registry.