JOHN COMERCI
NPI 1821062639
Obstetrics & Gynecology - Gynecologic Oncology in Pittsburgh, PA
About John Comerci NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN COMERCI (NPI 1821062639) is an individual gynecologic oncology provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (MD068022L) and active in the NPI registry since February 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)
John Comerci is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show John Comerci reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Pittsburgh, PA 15237
- Reassigned Medicare billing, Pennsylvania enrollment
- 7,114 clinicians in this Medicare group
Chambersburg, PA 17201
- Reassigned Medicare billing, Pennsylvania enrollment
- 1,902 clinicians in this Medicare group
Williamsport, PA 17701
- Reassigned Medicare billing, Pennsylvania enrollment
- 31 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 3
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 15237 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.
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 John Comerci's NPI number?
The NPI number for John Comerci is 1821062639. It was assigned to this individual provider in the NPPES registry on February 16, 2006.
Where is John Comerci located?
John Comerci practices at 9100 Babcock Blvd Upmc Cancer Center, Pittsburgh, PA 15237. The listed phone number is (412) 635-5789.
What is John Comerci's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecologic Oncology, with taxonomy code 207VX0201X.
Is John Comerci enrolled in Medicare?
Yes. John Comerci is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Comerci's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Comerci reassigns Medicare benefits to 3 organizations: University Of Pittsburgh Physicians (Pittsburgh, PA), Pinnacle Health Medical Services (Chambersburg, PA) and Susquehanna Physician Services (Williamsport, PA). 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 John Comerci'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 John Comerci was last updated on August 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# John Comerci · NPI 1821062639
Gynecologic Oncology physician in Pittsburgh, Pennsylvania. Individual provider, active in the CMS NPPES registry since February 16, 2006.
## Identity
- **NPI:** 1821062639 (Entity type: Individual)
- **Enumerated:** February 16, 2006
- **Primary specialty:** Obstetrics & Gynecology - Gynecologic Oncology · taxonomy 207VX0201X
- **State license:** MD068022L (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 9100 BABCOCK BLVD, UPMC CANCER CENTER, Pittsburgh, PA 15237-5815
- **Phone:** (412) 635-5789
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): University Of Pittsburgh Physicians (NPI 1942674569, Pittsburgh, PA); Pinnacle Health Medical Services (NPI 1053097238, Chambersburg, PA); Susquehanna Physician Services (NPI 1770719882, Williamsport, PA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 25, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1821062639) · Data from the CMS NPPES public registry.