TRINITY HEALTH MID-ATLANTIC MEDICAL GROUP
NPI 1346605466
Obstetrics & Gynecology in Langhorne, PA
About Trinity Health Mid-atlantic Medical Group NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TRINITY HEALTH MID-ATLANTIC MEDICAL GROUP (NPI 1346605466), doing business as St. Mary Ob/gyn Bucks County, is a healthcare organization registered as an obstetrics & gynecology in Langhorne, Pennsylvania and active in the NPI registry since December 2015. The organization lists Julie Keese, Vp, Finance And Cfo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 2
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Trinity Health Mid-atlantic Medical Group is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
644Medicare enrollment records show 644 clinicians reassign Medicare billing to Trinity Health Mid-Atlantic Medical Group, which bills Medicare for the services they deliver. Of these, 23 practice at this address and 179 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 35
Nearest to this location (20)
See all 644Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
Langhorne, PA 19047
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 Trinity Health Mid-Atlantic Medical Group's NPI number?
The NPI number for Trinity Health Mid-Atlantic Medical Group is 1346605466. It was assigned to this organization in the NPPES registry on December 16, 2015. The provider is doing business as St. Mary OB/GYN Bucks County and THMA MG OB/GYN Bucks County.
Where is Trinity Health Mid-Atlantic Medical Group located?
Trinity Health Mid-Atlantic Medical Group is located at 1203 Langhorne Newtown Rd Ste 336, Langhorne, PA 19047. The listed phone number is (215) 322-5042.
What is Trinity Health Mid-Atlantic Medical Group's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Trinity Health Mid-Atlantic Medical Group enrolled in Medicare?
Yes. Trinity Health Mid-Atlantic Medical Group is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Trinity Health Mid-Atlantic Medical Group?
According to the CMS Revalidation Reassignment List (October 2026 release), 644 clinicians in 35 Medicare specialties reassign their Medicare billing to Trinity Health Mid-Atlantic Medical Group. 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. The largest specialties are Nurse Practitioner (123), Internal Medicine (88) and Hospitalist (68). Of these, 23 practice at this address and 179 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Trinity Health Mid-Atlantic Medical Group accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Trinity Health Mid-Atlantic Medical Group 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 Trinity Health Mid-Atlantic Medical Group was last updated on March 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Trinity Health Mid-Atlantic Medical Group · NPI 1346605466
Obstetrics & Gynecology organization in Langhorne, Pennsylvania. Organization record, active in the CMS NPPES registry since December 16, 2015.
## Identity
- **NPI:** 1346605466 (Entity type: Organization)
- **Enumerated:** December 16, 2015
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **Also known as:** St. Mary OB/GYN Bucks County (Doing Business As); THMA MG OB/GYN Bucks County (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Julie Keese, VP, FINANCE AND CFO
## Practice location
- **Address:** 1203 LANGHORNE NEWTOWN RD STE 336, Langhorne, PA 19047-1236
- **Phone:** (215) 322-5042 · **Fax:** (215) 322-5043
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 644 clinicians in 35 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (123), Internal Medicine (88), Hospitalist (68); 23 practice at this address and 179 within 10 miles; [full list](https://npiprofile.com/npi/1346605466/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1346605466) · Data from the CMS NPPES public registry.