JUSTINA M MILLER RN, CNP
NPI 1689112088
Nurse Practitioner - Family in Greenville, PA
About Justina M Miller Rn, Cnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JUSTINA M MILLER RN, CNP (NPI 1689112088) is an individual family provider in Greenville, Pennsylvania, licensed in Ohio (020390) and active in the NPI registry since February 2017. She is enrolled in Medicare PECOS, is affiliated with Upmc Horizon, and is a graduate of Other (2015).
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
Justina M Miller Rn, Cnp 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
9Medicare enrollment records show Justina Miller reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Greenville, PA 16125
- Reassigned Medicare billing, Pennsylvania enrollment
- 164 clinicians in this Medicare group
Grove City, PA 16127
- Reassigned Medicare billing, Pennsylvania enrollment
- 2,881 clinicians in this Medicare group
Youngstown, OH 44505
- Reassigned Medicare billing, Ohio enrollment
- 48 clinicians in this Medicare group
Youngstown, OH 44504
- Reassigned Medicare billing, Ohio enrollment
- 129 clinicians in this Medicare group
Austintown, OH 44515
- Reassigned Medicare billing, Ohio enrollment
- 146 clinicians in this Medicare group
Youngstown, OH 44512
- Reassigned Medicare billing, Ohio enrollment
- 317 clinicians in this Medicare group
Youngstown, OH 44512
- Reassigned Medicare billing, Ohio enrollment
- 146 clinicians in this Medicare group
Salem, OH 44460
- Reassigned Medicare billing, Ohio enrollment
- 33 clinicians in this Medicare group
East Liverpool, OH 43920
- Reassigned Medicare billing, Ohio enrollment
- 100 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
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.
Upmc Horizon
Acute Care Hospitals · Greenville, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 16125 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 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREENVILLE, PA 16125
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 Justina Miller's NPI number?
The NPI number for Justina Miller is 1689112088. It was assigned to this individual provider in the NPPES registry on February 6, 2017.
Where is Justina Miller located?
Justina Miller practices at 348 Main St, Greenville, PA 16125. The listed phone number is (724) 588-5250.
What is Justina Miller's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Justina Miller enrolled in Medicare?
Yes. Justina Miller 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 Justina Miller's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justina Miller reassigns Medicare benefits to 9 organizations: Primary Health Network (Greenville, PA), Allegheny Clinic (Grove City, PA), Quick Med Urgent Care LLC (Youngstown, OH), Mahoning Valley Emergency Specialists LLC (Youngstown, OH), Mves Austintown LLC (Austintown, OH) and 4 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 Justina Miller's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Justina Miller accept?
Health plans from Anthem Blue Cross and Blue Shield, CareSource, MedMutual, Molina Healthcare and Oscar Insurance Corporation of Ohio list Justina Miller 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 Justina Miller affiliated with any hospitals?
According to CMS data, Justina Miller is affiliated with Upmc Horizon.
When was this NPI record last updated?
The NPPES record for Justina Miller was last updated on May 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Justina M Miller, RN, CNP · NPI 1689112088
Family physician in Greenville, Pennsylvania. Individual provider, active in the CMS NPPES registry since February 6, 2017.
## Identity
- **NPI:** 1689112088 (Entity type: Individual)
- **Enumerated:** February 6, 2017
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 020390 (Ohio)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 348 MAIN ST, Greenville, PA 16125-2608
- **Phone:** (724) 588-5250 · **Fax:** (724) 588-5253
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Primary Health Network (NPI 1093946626, Greenville, PA); Allegheny Clinic (NPI 1093194771, Grove City, PA); Quick Med Urgent Care LLC (NPI 1528528726, Youngstown, OH); Mahoning Valley Emergency Specialists LLC (NPI 1003869652, Youngstown, OH); Mves Austintown LLC (NPI 1972555944, Austintown, OH); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** May 28, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1689112088) · Data from the CMS NPPES public registry.