JAY S WEINER M.D.
NPI 1558320341
Family Medicine in Baltimore, MD
About Jay S Weiner M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAY S WEINER M.D. (NPI 1558320341) is an individual family medicine provider in Baltimore, Maryland, licensed in Maryland (D0062154) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Jay S Weiner M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Jay Weiner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Baltimore, MD 21239
- Reassigned Medicare billing, Maryland enrollment
- 2,602 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21237 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BALTIMORE, MD 21237
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 Jay Weiner's NPI number?
The NPI number for Jay Weiner is 1558320341. It was assigned to this individual provider in the NPPES registry on March 21, 2006.
Where is Jay Weiner located?
Jay Weiner practices at 9101 Franklin Square Dr Suite 205, Baltimore, MD 21237. The listed phone number is (443) 777-2000.
What is Jay Weiner's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Jay Weiner enrolled in Medicare?
Yes. Jay Weiner is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Jay Weiner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jay Weiner reassigns Medicare benefits to Medstar Medical Group II LLC (Baltimore, MD). The 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 Jay Weiner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Jay Weiner was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Jay S Weiner, M.D. · NPI 1558320341
Family Medicine physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since March 21, 2006.
## Identity
- **NPI:** 1558320341 (Entity type: Individual)
- **Enumerated:** March 21, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** D0062154 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 9101 FRANKLIN SQUARE DR, SUITE 205, Baltimore, MD 21237-3936
- **Phone:** (443) 777-2000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Medstar Medical Group II LLC (NPI 1184046187, Baltimore, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1558320341) · Data from the CMS NPPES public registry.