NICK ORACHUKWU ONYEMEKE M.D.
NPI 1730410549
Internal Medicine - Hematology & Oncology in Ephrata, PA
About Nick Orachukwu Onyemeke M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NICK ORACHUKWU ONYEMEKE M.D. (NPI 1730410549) is an individual hematology & oncology provider in Ephrata, Pennsylvania, licensed in Pennsylvania (MD440736) and active in the NPI registry since January 2010. He is enrolled in Medicare PECOS, is affiliated with Wellspan York Hospital, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
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
Nick Orachukwu Onyemeke M.d. 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
7Medicare enrollment records show Nick Onyemeke reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Monongahela, PA 15063
- Reassigned Medicare billing, Pennsylvania enrollment
- 16 clinicians in this Medicare group
Juneau, WI 53039
- Reassigned Medicare billing, Wisconsin enrollment
- 1,447 clinicians in this Medicare group
Plover, WI 54467
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1952890873 (Wisconsin)
- 2,476 clinicians in this Medicare group
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 2,540 clinicians in this Medicare group
Neillsville, WI 54456
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1346239373 (Wisconsin)
- 1,283 clinicians in this Medicare group
Park Falls, WI 54552
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1700963048 (Wisconsin)
- 1,351 clinicians in this Medicare group
Chetek, WI 54728
- Reassigned Medicare billing, Wisconsin enrollment
- 1,616 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 5
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Wellspan York Hospital
Acute Care Hospitals · York, PAWellspan Ephrata Community Hospital
Acute Care Hospitals · Ephrata, PAMarshfield Medical Center
Acute Care Hospitals · Marshfield, WIMarshfield Medical Center - Minocqua
Acute Care Hospitals · Minocqua, WIFlambeau Hospital
Critical Access Hospitals · Park Falls, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 17522 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 13
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EPHRATA, PA 17522
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 Nick Onyemeke's NPI number?
The NPI number for Nick Onyemeke is 1730410549. It was assigned to this individual provider in the NPPES registry on January 18, 2010.
Where is Nick Onyemeke located?
Nick Onyemeke practices at 460 N Reading Rd, Ephrata, PA 17522. The listed phone number is (717) 721-4840.
What is Nick Onyemeke's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Nick Onyemeke enrolled in Medicare?
Yes. Nick Onyemeke 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 Nick Onyemeke's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nick Onyemeke reassigns Medicare benefits to 7 organizations: Mon-Vale Oncology, Inc. (Monongahela, PA), Beaver Dam Community Hospitals Inc (Juneau, WI), Mchs Hospitals, Inc. (Plover, WI), Marshfield Clinic Inc (Marshfield, WI), Memorial Hospital, Inc (Neillsville, WI) and 2 more organizations, listed in the Medicare section above. 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 Nick Onyemeke's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nick Onyemeke accept?
Health plans from Anthem Blue Cross and Blue Shield, Sanford Health Plan and Security Health Plan list Nick Onyemeke 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 Nick Onyemeke affiliated with any hospitals?
According to CMS data, Nick Onyemeke is affiliated with Wellspan York Hospital, Wellspan Ephrata Community Hospital, Marshfield Medical Center, Marshfield Medical Center - Minocqua and Flambeau Hospital.
When was this NPI record last updated?
The NPPES record for Nick Onyemeke was last updated on March 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.
# Nick Orachukwu Onyemeke, M.D. · NPI 1730410549
Hematology & Oncology physician in Ephrata, Pennsylvania. Individual provider, active in the CMS NPPES registry since January 18, 2010.
## Identity
- **NPI:** 1730410549 (Entity type: Individual)
- **Enumerated:** January 18, 2010
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** MD440736 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 460 N READING RD, Ephrata, PA 17522-9606
- **Phone:** (717) 721-4840
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Mon-Vale Oncology, Inc. (NPI 1831489327, Monongahela, PA); Beaver Dam Community Hospitals Inc (NPI 1831410521, Juneau, WI); Mchs Hospitals, Inc. (NPI 1386249894, Plover, WI); Marshfield Clinic Inc (NPI 1952347981, Marshfield, WI); Memorial Hospital, Inc (NPI 1679746747, Neillsville, WI); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2007
## Record status
- **NPPES last updated:** March 31, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1730410549) · Data from the CMS NPPES public registry.