HOLLY M WARNE OTR/L
NPI 1922107606
Occupational Therapist in Oakland, MD
About Holly M Warne Otr/l NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HOLLY M WARNE OTR/L (NPI 1922107606) is an individual occupational therapist in Oakland, Maryland, licensed in Maryland (04443) and active in the NPI registry since September 2006. She is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
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
Holly M Warne Otr/l 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 Holly Warne reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oakland, MD 21550
- Reassigned Medicare billing, Maryland enrollment
- 5 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.
Other Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OAKLAND, MD 21550
OAKLAND, MD 21550
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 Holly Warne's NPI number?
The NPI number for Holly Warne is 1922107606. It was assigned to this individual provider in the NPPES registry on September 21, 2006.
Where is Holly Warne located?
Holly Warne practices at 13141 Garrett Hwy, Oakland, MD 21550. The listed phone number is (301) 334-5220.
What is Holly Warne's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Holly Warne enrolled in Medicare?
Yes. Holly Warne 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 Holly Warne's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Holly Warne reassigns Medicare benefits to Garrett Orthopedic Physical Therapy & Rehabilitation, LLC (Oakland, MD). 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 Holly Warne's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Holly Warne was last updated on September 4, 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.