DR. HILLARY A PARKER PHD
NPI 1578040564
Psychologist in Columbus, OH
About Dr. Hillary A Parker Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. HILLARY A PARKER PHD (NPI 1578040564) is an individual psychologist in Columbus, Ohio, licensed in Ohio (P.07726) and active in the NPI registry since July 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2016).
NPPES Registry Identity
Specialties & Licenses 3
Other Names 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
Dr. Hillary A Parker Phd 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 Hillary Parker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Columbus, OH 43210
- Reassigned Medicare billing, Ohio enrollment
- 177 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 6
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.
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 12
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
COLUMBUS, OH 43214
COLUMBUS, OH 43214
COLUMBUS, OH 43214
COLUMBUS, OH 43214
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 Hillary Parker's NPI number?
The NPI number for Hillary Parker is 1578040564. It was assigned to this individual provider in the NPPES registry on July 23, 2018. The provider is also known as Hillary A Greene.
Where is Hillary Parker located?
Hillary Parker practices at 3650 Olentangy River Rd, Columbus, OH 43214. The listed phone number is (614) 293-9600.
What is Hillary Parker's specialty?
The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.
Is Hillary Parker enrolled in Medicare?
Yes. Hillary Parker 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 Hillary Parker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hillary Parker reassigns Medicare benefits to Osu Psychiatry, LLC (Columbus, 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 Hillary Parker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Hillary Parker 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 4 other insurers list Hillary Parker 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.
When was this NPI record last updated?
The NPPES record for Hillary Parker was last updated on May 4, 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.