A T MEDICAL SERVICES
NPI 1275229452
Nurse Practitioner - Family in Pikesville, MD
About A T Medical Services NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
A T MEDICAL SERVICES (NPI 1275229452) is a healthcare organization registered as a family in Pikesville, Maryland and active in the NPI registry since April 2023. The organization lists Ashley J Thomas, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 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)
A T Medical Services is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to A T Medical Services, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: 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 A T Medical Services's NPI number?
The NPI number for A T Medical Services is 1275229452. It was assigned to this organization in the NPPES registry on April 12, 2023.
Where is A T Medical Services located?
A T Medical Services is located at 600 Reisterstown Rd Ste 300A, Pikesville, MD 21208. The listed phone number is (410) 707-9105.
What is A T Medical Services's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is A T Medical Services enrolled in Medicare?
Yes. A T Medical Services is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through A T Medical Services?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nurse Practitioner) reassigns their Medicare billing to A T Medical Services. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for A T Medical Services was last updated on April 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# A T Medical Services · NPI 1275229452
Family organization in Pikesville, Maryland. Organization record, active in the CMS NPPES registry since April 12, 2023.
## Identity
- **NPI:** 1275229452 (Entity type: Organization)
- **Enumerated:** April 12, 2023
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **Organization subpart:** No
- **Authorized official:** Ashley Thomas, OWNER
## Practice location
- **Address:** 600 REISTERSTOWN RD STE 300A, Pikesville, MD 21208-5124
- **Phone:** (410) 707-9105
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Nurse Practitioner) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 12, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1275229452) · Data from the CMS NPPES public registry.