4 OAKS PHYSICAL THERAPY, LLC.
NPI 1144637570
Clinic/Center - Physical Therapy in Columbia, MD
About 4 Oaks Physical Therapy, Llc. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
4 OAKS PHYSICAL THERAPY, LLC. (NPI 1144637570), doing business as Marquess Physical Therapy, is a healthcare organization registered as a physical therapy in Columbia, Maryland and active in the NPI registry since July 2014. The organization lists Anna Gaylord, Credentialing Manager, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
4 Oaks Physical Therapy, Llc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
26Medicare enrollment records show 26 clinicians reassign Medicare billing to 4 Oaks Physical Therapy, LLC., which bills Medicare for the services they deliver. Of these, 3 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Nearest to this location (20)
See all 26Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 4 Oaks Physical Therapy, LLC.'s NPI number?
The NPI number for 4 Oaks Physical Therapy, LLC. is 1144637570. It was assigned to this organization in the NPPES registry on July 17, 2014. The provider is doing business as Marquess Physical Therapy.
Where is 4 Oaks Physical Therapy, LLC. located?
4 Oaks Physical Therapy, LLC. is located at 10632 Little Patuxent Pkwy Suite 123, Columbia, MD 21044. The listed phone number is (443) 917-2973.
What is 4 Oaks Physical Therapy, LLC.'s specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Physical Therapy, with taxonomy code 261QP2000X.
Is 4 Oaks Physical Therapy, LLC. enrolled in Medicare?
Yes. 4 Oaks Physical Therapy, LLC. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through 4 Oaks Physical Therapy, LLC.?
According to the CMS Revalidation Reassignment List (October 2026 release), 26 clinicians, all in Physical Therapist in Private Practice, reassign their Medicare billing to 4 Oaks Physical Therapy, LLC.. A 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 the clinician's services. Of these, 3 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for 4 Oaks Physical Therapy, LLC. was last updated on January 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# 4 Oaks Physical Therapy, Llc. · NPI 1144637570
Physical Therapy organization in Columbia, Maryland. Organization record, active in the CMS NPPES registry since July 17, 2014.
## Identity
- **NPI:** 1144637570 (Entity type: Organization)
- **Enumerated:** July 17, 2014
- **Primary specialty:** Clinic/Center - Physical Therapy · taxonomy 261QP2000X
- **Also known as:** Marquess Physical Therapy (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Anna Gaylord, CREDENTIALING MANAGER
## Practice location
- **Address:** 10632 LITTLE PATUXENT PKWY, SUITE 123, Columbia, MD 21044-3273
- **Phone:** (443) 917-2973 · **Fax:** (443) 917-2983
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 26 clinicians (Physical Therapist in Private Practice) reassign Medicare billing to this organization (form CMS-855R); 3 practice within 10 miles; [full list](https://npiprofile.com/npi/1144637570/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 7, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1144637570) · Data from the CMS NPPES public registry.