DR. JOHN J PLOSAY III MD
NPI 1871517953
Emergency Medicine - Sports Medicine in El Segundo, CA
About Dr. John J Plosay Iii Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN J PLOSAY III MD (NPI 1871517953) is an individual sports medicine provider in El Segundo, California, licensed in Pennsylvania (MD428836) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Pennsylvania State University College Of Medicine (1985).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Dr. John J Plosay Iii 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
2Medicare enrollment records show John Plosay reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90015
- Reassigned Medicare billing, California enrollment
- 169 clinicians in this Medicare group
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 100 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 5
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 90245 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Plosay's NPI number?
The NPI number for John Plosay is 1871517953. It was assigned to this individual provider in the NPPES registry on July 26, 2006.
Where is John Plosay located?
John Plosay practices at 1700 E Walnut Ave Suite 250, El Segundo, CA 90245. The listed phone number is (800) 882-9212.
What is John Plosay's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Sports Medicine, with taxonomy code 207PS0010X.
Is John Plosay enrolled in Medicare?
Yes. John Plosay 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 John Plosay's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Plosay reassigns Medicare benefits to 2 organizations: Golden State Emergency Physicians Inc (Los Angeles, CA) and Victory Emergency Physicians Medical Group Inc (Los Angeles, CA). 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 Plosay'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 Plosay was last updated on August 4, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Dr. John J Plosay III, MD · NPI 1871517953
Sports Medicine physician in El Segundo, California. Individual provider, active in the CMS NPPES registry since July 26, 2006.
## Identity
- **NPI:** 1871517953 (Entity type: Individual)
- **Enumerated:** July 26, 2006
- **Primary specialty:** Emergency Medicine - Sports Medicine · taxonomy 207PS0010X
- **State license:** MD428836 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 1700 E WALNUT AVE, SUITE 250, El Segundo, CA 90245-2605
- **Phone:** (800) 882-9212
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Golden State Emergency Physicians Inc (NPI 1770886558, Los Angeles, CA); Victory Emergency Physicians Medical Group Inc (NPI 1932402716, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Pennsylvania State University College Of Medicine, class of 1985
## Record status
- **NPPES last updated:** August 4, 2008
- **Other identifiers:** Medicare UPIN D38252 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1871517953) · Data from the CMS NPPES public registry.