BENJAMIN LEO GRAY MD
NPI 1841427556
Orthopaedic Surgery in Philadelphia, PA
About Benjamin Leo Gray Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BENJAMIN LEO GRAY MD (NPI 1841427556) is an individual orthopaedic surgery provider in Philadelphia, Pennsylvania, licensed in California (174875) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (2009).
NPPES Registry Identity
Specialties & Licenses 2
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
Benjamin Leo Gray 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 Benjamin Gray reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Philadelphia, PA 19107
- Reassigned Medicare billing, Pennsylvania enrollment
- 3,488 clinicians in this Medicare group
San Diego, CA 92120
- Reassigned Medicare billing, California enrollment
- 13,921 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 19107 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PHILADELPHIA, PA 19107
PHILADELPHIA, PA 19107
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 Benjamin Gray's NPI number?
The NPI number for Benjamin Gray is 1841427556. It was assigned to this individual provider in the NPPES registry on June 20, 2009.
Where is Benjamin Gray located?
Benjamin Gray practices at 800 Spruce St 1 Cathcart, Philadelphia, PA 19107. The listed phone number is (215) 829-2230.
What is Benjamin Gray's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Benjamin Gray enrolled in Medicare?
Yes. Benjamin Gray 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 Benjamin Gray's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Benjamin Gray reassigns Medicare benefits to 2 organizations: University Of Penn-Medical Group (Philadelphia, PA) and Southern California Permanente Medical Group (San Diego, 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 Benjamin Gray'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 Benjamin Gray was last updated on December 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Benjamin Leo Gray, MD · NPI 1841427556
Orthopaedic Surgery physician in Philadelphia, Pennsylvania. Individual provider, active in the CMS NPPES registry since June 20, 2009.
## Identity
- **NPI:** 1841427556 (Entity type: Individual)
- **Enumerated:** June 20, 2009
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** 174875 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 800 SPRUCE ST, 1 CATHCART, Philadelphia, PA 19107-6130
- **Phone:** (215) 829-2230
## 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): University Of Penn-Medical Group (NPI 1669860854, Philadelphia, PA); Southern California Permanente Medical Group (NPI 1225060742, San Diego, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Northwestern University Feinberg Medical School, class of 2009
## Record status
- **NPPES last updated:** December 27, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1841427556) · Data from the CMS NPPES public registry.