HOWARD P ZAHALSKY
NPI 1811932213
Clinic/Center - Primary Care in Arlington, VA
About Howard P Zahalsky NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HOWARD P ZAHALSKY (NPI 1811932213) is a healthcare organization registered as a primary care in Arlington, Virginia and active in the NPI registry since June 2006. The organization lists Howard Zahlalsky, Doctor, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 7
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Howard P Zahalsky 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 Howard P Zahalsky, which bills Medicare for the services this clinician delivers.
Clinician (1)
Arlington, VA 22205
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 Howard P Zahalsky's NPI number?
The NPI number for Howard P Zahalsky is 1811932213. It was assigned to this organization in the NPPES registry on June 19, 2006.
Where is Howard P Zahalsky located?
Howard P Zahalsky is located at 1715 N George Mason Dr Suite 501, Arlington, VA 22205. The listed phone number is (703) 525-4103.
What is Howard P Zahalsky's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.
Is Howard P Zahalsky enrolled in Medicare?
Yes. Howard P Zahalsky is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Howard P Zahalsky?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Howard P Zahalsky. 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 Howard P Zahalsky was last updated on March 16, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Howard P Zahalsky · NPI 1811932213
Primary Care organization in Arlington, Virginia. Organization record, active in the CMS NPPES registry since June 19, 2006.
## Identity
- **NPI:** 1811932213 (Entity type: Organization)
- **Enumerated:** June 19, 2006
- **Primary specialty:** Clinic/Center - Primary Care · taxonomy 261QP2300X
- **Organization subpart:** No
- **Authorized official:** Howard Zahlalsky, DOCTOR
## Practice location
- **Address:** 1715 N GEORGE MASON DR, SUITE 501, Arlington, VA 22205-3609
- **Phone:** (703) 525-4103 · **Fax:** (703) 525-4106
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Internal Medicine) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 16, 2010
- **Other identifiers:** Other 267737322 (VA); Other 5114510 (VA); Medicare UPIN G61833 (VA); and 4 more
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Source: [NPI Profile](https://npiprofile.com/npi/1811932213) · Data from the CMS NPPES public registry.