JEFFREY ADAM LEITER M.D.
NPI 1649545799
Emergency Medicine in Baltimore, MD
About Jeffrey Adam Leiter M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JEFFREY ADAM LEITER M.D. (NPI 1649545799) is an individual emergency medicine provider in Baltimore, Maryland, licensed in Maryland (D79229) and active in the NPI registry since March 2012. He is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Howard County Medical Center, and is a graduate of University Of Maryland School Of Medicine (2012).
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 (PECOS)
Jeffrey Adam Leiter M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Jeffrey Leiter reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21224
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, Maryland enrollment
- 300 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Johns Hopkins Howard County Medical Center
Acute Care Hospitals · Columbia, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21237 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.
BALTIMORE, MD 21237
BALTIMORE, MD 21237
BALTIMORE, MD 21237
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 Jeffrey Leiter's NPI number?
The NPI number for Jeffrey Leiter is 1649545799. It was assigned to this individual provider in the NPPES registry on March 21, 2012.
Where is Jeffrey Leiter located?
Jeffrey Leiter practices at 9000 Franklin Square Dr, Baltimore, MD 21237. The listed phone number is (443) 777-7046.
What is Jeffrey Leiter's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Jeffrey Leiter enrolled in Medicare?
Yes. Jeffrey Leiter is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Jeffrey Leiter's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Leiter reassigns Medicare benefits to 2 organizations: Johns Hopkins University (Baltimore, MD) and Whc Physician Group LLC (Washington, DC). 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 Jeffrey Leiter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Jeffrey Leiter affiliated with any hospitals?
According to CMS data, Jeffrey Leiter is affiliated with Johns Hopkins Howard County Medical Center.
When was this NPI record last updated?
The NPPES record for Jeffrey Leiter was last updated on June 14, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Jeffrey Adam Leiter, M.D. · NPI 1649545799
Emergency Medicine physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since March 21, 2012.
## Identity
- **NPI:** 1649545799 (Entity type: Individual)
- **Enumerated:** March 21, 2012
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** D79229 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 9000 FRANKLIN SQUARE DR, Baltimore, MD 21237-3901
- **Phone:** (443) 777-7046
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Johns Hopkins University (NPI 1275515546, Baltimore, MD); Whc Physician Group LLC (NPI 1700154226, Washington, DC) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Maryland School Of Medicine, class of 2012
## Record status
- **NPPES last updated:** June 14, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1649545799) · Data from the CMS NPPES public registry.