STEPHEN KATZ MD PA
NPI 1528289899
Internal Medicine in Severna Park, MD
About Stephen Katz Md Pa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN KATZ MD PA (NPI 1528289899) is a healthcare organization registered as an internal medicine in Severna Park, Maryland and active in the NPI registry since May 2007. The organization lists Stephen Katz, Physician, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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)
Stephen Katz Md Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3Medicare enrollment records show 3 clinicians reassign Medicare billing to Stephen Katz MD PA, which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.
Clinicians, nearest first (3)
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 Stephen Katz MD PA's NPI number?
The NPI number for Stephen Katz MD PA is 1528289899. It was assigned to this organization in the NPPES registry on May 2, 2007.
Where is Stephen Katz MD PA located?
Stephen Katz MD PA is located at 31 Robinson Rd, Severna Park, MD 21146. The listed phone number is (410) 544-5901.
What is Stephen Katz MD PA's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Stephen Katz MD PA enrolled in Medicare?
Yes. Stephen Katz MD PA is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Stephen Katz MD PA?
According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to Stephen Katz MD PA, in Internal Medicine and Nurse Practitioner. 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 at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Stephen Katz MD PA was last updated on October 22, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Stephen Katz Md Pa · NPI 1528289899
Internal Medicine organization in Severna Park, Maryland. Organization record, active in the CMS NPPES registry since May 2, 2007.
## Identity
- **NPI:** 1528289899 (Entity type: Organization)
- **Enumerated:** May 2, 2007
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Stephen Katz, PHYSICIAN
## Practice location
- **Address:** 31 ROBINSON RD, Severna Park, MD 21146-2841
- **Phone:** (410) 544-5901 · **Fax:** (410) 544-5939
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Internal Medicine (2), Nurse Practitioner (1); 3 practice at this address · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 22, 2007
- **Other identifiers:** Medicare UPIN Q41670 (MD); Medicare UPIN E39454 (MD); Medicare UPIN S71328 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1528289899) · Data from the CMS NPPES public registry.