DR. JONATHAN SIDNEY THIERMAN M.D.
NPI 1508076639
Emergency Medicine in Randallstown, MD
About Dr. Jonathan Sidney Thierman M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JONATHAN SIDNEY THIERMAN M.D. (NPI 1508076639) is an individual emergency medicine provider in Randallstown, Maryland, licensed in Maryland (D0071045) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (2007).
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
Dr. Jonathan Sidney Thierman M.d. 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
4Medicare enrollment records show Jonathan Thierman reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Randallstown, MD 21133
- Reassigned Medicare billing, Maryland enrollment
- Also billed through NPI 1396262077 (Maryland)
- 30 clinicians in this Medicare group
Randallstown, MD 21133
- Reassigned Medicare billing, Maryland and District of Columbia enrollments
- Also billed through NPI 1093130924 (District of Columbia)
- 74 clinicians in this Medicare group
Rockville, MD 20850
- Reassigned Medicare billing, Maryland enrollment
- 301 clinicians in this Medicare group
Cumberland, MD 21502
- Reassigned Medicare billing, Maryland enrollment
- 96 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 21133 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.
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 Jonathan Thierman's NPI number?
The NPI number for Jonathan Thierman is 1508076639. It was assigned to this individual provider in the NPPES registry on May 24, 2007.
Where is Jonathan Thierman located?
Jonathan Thierman practices at 5401 Old Court Rd, Randallstown, MD 21133. The listed phone number is (410) 521-5950.
What is Jonathan Thierman's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Jonathan Thierman enrolled in Medicare?
Yes. Jonathan Thierman 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 Jonathan Thierman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jonathan Thierman reassigns Medicare benefits to 4 organizations: Sinai Hospital Of Baltimore Inc (Randallstown, MD), Mnr Industries, LLC (Randallstown, MD), Mep Health, LLC (Rockville, MD) and Mep Observation Services LLC (Cumberland, MD). 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 Jonathan Thierman'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 Jonathan Thierman was last updated on August 6, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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. Jonathan Sidney Thierman, M.D. · NPI 1508076639
Emergency Medicine physician in Randallstown, Maryland. Individual provider, active in the CMS NPPES registry since May 24, 2007.
## Identity
- **NPI:** 1508076639 (Entity type: Individual)
- **Enumerated:** May 24, 2007
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** D0071045 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 5401 OLD COURT RD, Randallstown, MD 21133-5103
- **Phone:** (410) 521-5950
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Sinai Hospital Of Baltimore Inc (NPI 1811710858, Randallstown, MD); Mnr Industries, LLC (NPI 1902262587, Randallstown, MD); Mep Health, LLC (NPI 1164483558, Rockville, MD); Mep Observation Services LLC (NPI 1093003550, Cumberland, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Harvard Medical School, class of 2007
## Record status
- **NPPES last updated:** August 6, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1508076639) · Data from the CMS NPPES public registry.