STEPHEN LAIKEN, MD, PA
NPI 1982927935
Internal Medicine in Hampstead, MD
About Stephen Laiken, Md, Pa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN LAIKEN, MD, PA (NPI 1982927935) is a healthcare organization registered as an internal medicine in Hampstead, Maryland and active in the NPI registry since March 2010. The organization lists Stephen Laiken, President/owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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 Laiken, Md, Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
5Medicare enrollment records show 5 clinicians reassign Medicare billing to Stephen Laiken, MD, PA, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 4 within 10 miles. They are listed nearest first.
Clinicians, nearest first (5)
Hampstead, MD 21074
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 Laiken, MD, PA's NPI number?
The NPI number for Stephen Laiken, MD, PA is 1982927935. It was assigned to this organization in the NPPES registry on March 4, 2010.
Where is Stephen Laiken, MD, PA located?
Stephen Laiken, MD, PA is located at 4111 Lower Beckleysville Rd Ste C, Hampstead, MD 21074. The listed phone number is (410) 374-0808.
What is Stephen Laiken, MD, PA's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Stephen Laiken, MD, PA enrolled in Medicare?
Yes. Stephen Laiken, MD, PA is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Stephen Laiken, MD, PA?
According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians in 2 Medicare specialties reassign their Medicare billing to Stephen Laiken, MD, PA. 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 (4) and Internal Medicine (1). Of these, 3 practice at this address and 4 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 Stephen Laiken, MD, PA was last updated on May 8, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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 Laiken, Md, Pa · NPI 1982927935
Internal Medicine organization in Hampstead, Maryland. Organization record, active in the CMS NPPES registry since March 4, 2010.
## Identity
- **NPI:** 1982927935 (Entity type: Organization)
- **Enumerated:** March 4, 2010
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Organization subpart:** No
- **Authorized official:** Stephen Laiken, PRESIDENT/OWNER
## Practice location
- **Address:** 4111 LOWER BECKLEYSVILLE RD STE C, Hampstead, MD 21074-2248
- **Phone:** (410) 374-0808 · **Fax:** (410) 374-0045
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 5 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (4), Internal Medicine (1); 3 practice at this address and 4 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 8, 2019
- **Other identifiers:** Medicaid 786441800 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1982927935) · Data from the CMS NPPES public registry.