KAISER FOUNDATION HEALTH PLAN OF THE MID ATLANTIC STATES, INC
NPI 1942546486
Clinic/Center - Ambulatory Surgical in Halethorpe, MD
About Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAISER FOUNDATION HEALTH PLAN OF THE MID ATLANTIC STATES, INC (NPI 1942546486), doing business as So. Baltimore County Asc, is a healthcare organization registered as an ambulatory surgical in Halethorpe, Maryland and active in the NPI registry since January 2013. The organization lists Colleen Swinton, Credentialing Director, 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)
Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
700Medicare enrollment records show 700 clinicians reassign Medicare billing to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc, which bills Medicare for the services they deliver. Of these, 22 practice at this address and 87 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 38
Nearest to this location (20)
See all 700Halethorpe, MD 21227
Halethorpe, MD 21227
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 Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc's NPI number?
The NPI number for Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc is 1942546486. It was assigned to this organization in the NPPES registry on January 2, 2013. The provider is doing business as So. Baltimore County ASC.
Where is Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc located?
Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc is located at 1701 Twin Springs Rd, Halethorpe, MD 21227. The listed phone number is (301) 816-2424.
What is Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Ambulatory Surgical, with taxonomy code 261QA1903X.
Is Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc enrolled in Medicare?
Yes. Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 700 clinicians in 38 Medicare specialties reassign their Medicare billing to Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc. 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 Obstetrics/Gynecology (128), Anesthesiology (125) and Internal Medicine (71). Of these, 22 practice at this address and 87 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 Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc was last updated on October 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc · NPI 1942546486
Ambulatory Surgical organization in Halethorpe, Maryland. Organization record, active in the CMS NPPES registry since January 2, 2013.
## Identity
- **NPI:** 1942546486 (Entity type: Organization)
- **Enumerated:** January 2, 2013
- **Primary specialty:** Clinic/Center - Ambulatory Surgical · taxonomy 261QA1903X
- **Also known as:** So. Baltimore County ASC (Doing Business As)
- **Organization subpart:** Yes (part of Kaiser Foundation Health Plan Of The Mid-Atlantic States,inc)
- **Authorized official:** Colleen Swinton, CREDENTIALING DIRECTOR
## Practice location
- **Address:** 1701 TWIN SPRINGS RD, Halethorpe, MD 21227-3553
- **Phone:** (301) 816-2424
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 700 clinicians in 38 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Obstetrics/Gynecology (128), Anesthesiology (125), Internal Medicine (71); 22 practice at this address and 87 within 10 miles; [full list](https://npiprofile.com/npi/1942546486/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1942546486) · Data from the CMS NPPES public registry.