GERALDINE UY MD
NPI 1699261479
Emergency Medicine in Pittsburgh, PA
About Geraldine Uy Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GERALDINE UY MD (NPI 1699261479) is an individual emergency medicine provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (472829) and active in the NPI registry since July 2018. She is enrolled in Medicare PECOS, is affiliated with St Elizabeth's Medical Center, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Geraldine Uy Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Geraldine Uy reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Pittsburgh, PA 15213
- Reassigned Medicare billing, Pennsylvania enrollment
- 7,114 clinicians in this Medicare group
Du Bois, PA 15801
- Reassigned Medicare billing, Pennsylvania enrollment
- 168 clinicians in this Medicare group
Ayer, MA 01432
- Reassigned Medicare billing, Massachusetts enrollment
- 290 clinicians in this Medicare group
Boston, MA 02118
- Reassigned Medicare billing, Massachusetts enrollment
- 716 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Elizabeth's Medical Center
Acute Care Hospitals · Brighton, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 15213 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PITTSBURGH, PA 15213
PITTSBURGH, PA 15213
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 Geraldine Uy's NPI number?
The NPI number for Geraldine Uy is 1699261479. It was assigned to this individual provider in the NPPES registry on July 5, 2018.
Where is Geraldine Uy located?
Geraldine Uy practices at 3600 Forbes Ave Ste 10040, Pittsburgh, PA 15213. The listed phone number is (412) 864-1649.
What is Geraldine Uy's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Geraldine Uy enrolled in Medicare?
Yes. Geraldine Uy is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Geraldine Uy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Geraldine Uy reassigns Medicare benefits to 4 organizations: University Of Pittsburgh Physicians (Pittsburgh, PA), Dubois Regional Medical Center (Du Bois, PA), Steward Emergency Physicians, Inc (Ayer, MA) and Bmc Affiliated Physicians, Inc. (Boston, MA). Each 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 Geraldine Uy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Geraldine Uy affiliated with any hospitals?
According to CMS data, Geraldine Uy is affiliated with St Elizabeth's Medical Center.
When was this NPI record last updated?
The NPPES record for Geraldine Uy was last updated on March 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Geraldine Uy, MD · NPI 1699261479
Emergency Medicine physician in Pittsburgh, Pennsylvania. Individual provider, active in the CMS NPPES registry since July 5, 2018.
## Identity
- **NPI:** 1699261479 (Entity type: Individual)
- **Enumerated:** July 5, 2018
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 472829 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 3600 FORBES AVE STE 10040, Pittsburgh, PA 15213-3410
- **Phone:** (412) 864-1649 · **Fax:** (412) 432-7480
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): University Of Pittsburgh Physicians (NPI 1548433527, Pittsburgh, PA); Dubois Regional Medical Center (NPI 1992802391, Du Bois, PA); Steward Emergency Physicians, Inc (NPI 1780971275, Ayer, MA); Bmc Affiliated Physicians, Inc. (NPI 1245320910, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** March 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1699261479) · Data from the CMS NPPES public registry.