JAMES MICHAEL BLAIR MD
NPI 1417452855
Internal Medicine - Critical Care Medicine in Philadelphia, PA
About James Michael Blair Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JAMES MICHAEL BLAIR MD (NPI 1417452855) is an individual critical care medicine provider in Philadelphia, Pennsylvania, licensed in Pennsylvania (MD492543) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS, is affiliated with Thomas Jefferson University Hospital, and is a graduate of Other (2018).
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 and accepts Medicare assignment
James Michael Blair 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 Reassignment
Medicare enrollment records show James Blair reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Philadelphia, PA 19107
- Reassigned Medicare billing, Pennsylvania enrollment
- 1,739 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Thomas Jefferson University Hospital
Acute Care Hospitals · Philadelphia, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19148 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 19148
PHILADELPHIA, PA 19148
PHILADELPHIA, PA 19148
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 James Blair's NPI number?
The NPI number for James Blair is 1417452855. It was assigned to this individual provider in the NPPES registry on March 28, 2018.
Where is James Blair located?
James Blair practices at 2301 S Broad St, Philadelphia, PA 19148. The listed phone number is (215) 955-8361.
What is James Blair's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is James Blair enrolled in Medicare?
Yes. James Blair 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 organization bills Medicare for James Blair's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Blair reassigns Medicare benefits to Jefferson University Physicians (Philadelphia, PA). The 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 James Blair's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is James Blair affiliated with any hospitals?
According to CMS data, James Blair is affiliated with Thomas Jefferson University Hospital.
When was this NPI record last updated?
The NPPES record for James Blair was last updated on August 26, 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.
# James Michael Blair, MD · NPI 1417452855
Critical Care Medicine physician in Philadelphia, Pennsylvania. Individual provider, active in the CMS NPPES registry since March 28, 2018.
## Identity
- **NPI:** 1417452855 (Entity type: Individual)
- **Enumerated:** March 28, 2018
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** MD492543 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 2301 S BROAD ST, Philadelphia, PA 19148-3542
- **Phone:** (215) 955-8361
## 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:** Jefferson University Physicians (NPI 1326093675, Philadelphia, PA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** August 26, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1417452855) · Data from the CMS NPPES public registry.