CHRISTIAN OSCAR PEREZ
NPI 1881985695
Internal Medicine - Infectious Disease in Pittsburgh, PA
About Christian Oscar Perez NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTIAN OSCAR PEREZ (NPI 1881985695) is an individual infectious disease provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (MD458715) and active in the NPI registry since April 2011. He is enrolled in Medicare PECOS, maintains a secondary practice location in East Norriton, and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
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
Christian Oscar Perez 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
18Medicare enrollment records show Christian Perez reassigns Medicare billing to 18 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
Monongahela, PA 15063
- Reassigned Medicare billing, Pennsylvania enrollment
- 29 clinicians in this Medicare group
Leechburg, PA 15656
- Reassigned Medicare billing, Pennsylvania enrollment
- 59 clinicians in this Medicare group
Punxsutawney, PA 15767
- Reassigned Medicare billing, Pennsylvania enrollment
- 187 clinicians in this Medicare group
Du Bois, PA 15801
- Reassigned Medicare billing, Pennsylvania enrollment
- 12 clinicians in this Medicare group
Berkeley Springs, WV 25411
- Reassigned Medicare billing, West Virginia enrollment
- 158 clinicians in this Medicare group
Winchester, VA 22601
- Reassigned Medicare billing, Virginia enrollment
- 386 clinicians in this Medicare group
Winchester, VA 22601
- Reassigned Medicare billing, Virginia enrollment
- 756 clinicians in this Medicare group
Winchester, VA 22601
- Reassigned Medicare billing, Virginia enrollment
- 584 clinicians in this Medicare group
Williamsport, PA 17701
- Reassigned Medicare billing, Pennsylvania enrollment
- 4 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
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 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.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PITTSBURGH, PA 15213
PITTSBURGH, PA 15213
PITTSBURGH, PA 15213
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 Christian Perez's NPI number?
The NPI number for Christian Perez is 1881985695. It was assigned to this individual provider in the NPPES registry on April 27, 2011.
Where is Christian Perez located?
Christian Perez practices at 3601 5th Ave Bldg Suite700, Pittsburgh, PA 15213. The listed phone number is (412) 647-7228.
What is Christian Perez's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Christian Perez enrolled in Medicare?
Yes. Christian Perez 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 Christian Perez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christian Perez reassigns Medicare benefits to 18 organizations: University Of Pittsburgh Physicians (Pittsburgh, PA), Monongahela Valley Hospital, Inc. (Monongahela, PA), Armstrong County Memorial Hospital (Leechburg, PA), Indiana Healthcare Physician Services, Inc (Punxsutawney, PA), Dubois Regional Medical Center (Du Bois, PA) and 13 more organizations, listed in the Medicare section above. 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 Christian Perez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Christian Perez accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and Ambetter of Alabama and 6 other insurers list Christian Perez as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Christian Perez was last updated on October 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 days 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.
# Christian Oscar Perez · NPI 1881985695
Infectious Disease physician in Pittsburgh, Pennsylvania. Individual provider, active in the CMS NPPES registry since April 27, 2011.
## Identity
- **NPI:** 1881985695 (Entity type: Individual)
- **Enumerated:** April 27, 2011
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** MD458715 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 3601 5TH AVE BLDG SUITE700, Pittsburgh, PA 15213-3403
- **Phone:** (412) 647-7228
## 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:** 18 organizations under Medicare reassignment (form CMS-855R): University Of Pittsburgh Physicians (NPI 1548433527, Pittsburgh, PA); Monongahela Valley Hospital, Inc. (NPI 1467308957, Monongahela, PA); Armstrong County Memorial Hospital (NPI 1821163981, Leechburg, PA); Indiana Healthcare Physician Services, Inc (NPI 1821195033, Punxsutawney, PA); Dubois Regional Medical Center (NPI 1285821835, Du Bois, PA); and 13 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** October 19, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1881985695) · Data from the CMS NPPES public registry.