CASSI NICCOLE RAINIER
NPI 1659021467
Nurse Practitioner - Family in Lancaster, OH
About Cassi Niccole Rainier NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CASSI NICCOLE RAINIER (NPI 1659021467) is an individual family provider in Lancaster, Ohio, licensed in Ohio (RN.400759) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, is affiliated with Fairfield Medical Center, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
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
Cassi Niccole Rainier 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 Cassi Rainier reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Westerville, OH 43082
- Reassigned Medicare billing, Ohio enrollment
- 675 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 11
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.
Fairfield Medical Center
Acute Care Hospitals · Lancaster, OHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 43130 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 3
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 Cassi Rainier's NPI number?
The NPI number for Cassi Rainier is 1659021467. It was assigned to this individual provider in the NPPES registry on March 25, 2022.
Where is Cassi Rainier located?
Cassi Rainier practices at 1781 Countryside Dr, Lancaster, OH 43130. The listed phone number is (740) 687-8600.
What is Cassi Rainier's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Cassi Rainier enrolled in Medicare?
Yes. Cassi Rainier 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 Cassi Rainier's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cassi Rainier reassigns Medicare benefits to Central Ohio Primary Care Physicians, Inc. (Westerville, OH). 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 Cassi Rainier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Cassi Rainier accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and Antidote Health Plan of Ohio, Inc. and 3 other insurers list Cassi Rainier 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 Cassi Rainier affiliated with any hospitals?
According to CMS data, Cassi Rainier is affiliated with Fairfield Medical Center.
When was this NPI record last updated?
The NPPES record for Cassi Rainier was last updated on March 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Cassi Niccole Rainier · NPI 1659021467
Family physician in Lancaster, Ohio. Individual provider, active in the CMS NPPES registry since March 25, 2022.
## Identity
- **NPI:** 1659021467 (Entity type: Individual)
- **Enumerated:** March 25, 2022
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** RN.400759 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 1781 COUNTRYSIDE DR, Lancaster, OH 43130-1186
- **Phone:** (740) 687-8600 · **Fax:** (740) 475-0598
## 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:** Central Ohio Primary Care Physicians, Inc. (NPI 1194705194, Westerville, OH), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** March 25, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1659021467) · Data from the CMS NPPES public registry.