LORI LEE ANN SIEMON DO
NPI 1235154923
Emergency Medicine in Pittsburgh, PA
About Lori Lee Ann Siemon Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LORI LEE ANN SIEMON DO (NPI 1235154923) is an individual emergency medicine provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (OS008859L) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Lori Lee Ann Siemon Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
6Medicare enrollment records show Lori Lee Siemon reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Jefferson Hills, PA 15025
- Reassigned Medicare billing, Pennsylvania enrollment
- 153 clinicians in this Medicare group
Jefferson Hills, PA 15025
- Reassigned Medicare billing, Pennsylvania enrollment
- 66 clinicians in this Medicare group
Pittsburgh, PA 15212
- Reassigned Medicare billing, Pennsylvania enrollment
- 175 clinicians in this Medicare group
Hastings, PA 16646
- Reassigned Medicare billing, Pennsylvania enrollment
- 56 clinicians in this Medicare group
Everett, PA 15537
- Reassigned Medicare billing, Pennsylvania enrollment
- 80 clinicians in this Medicare group
Huntingdon, PA 16652
- Reassigned Medicare billing, Pennsylvania enrollment
- 124 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 15236 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 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
PITTSBURGH, PA 15236
PITTSBURGH, PA 15236
PITTSBURGH, PA 15236
PITTSBURGH, PA 15236
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 Lori Lee Siemon's NPI number?
The NPI number for Lori Lee Siemon is 1235154923. It was assigned to this individual provider in the NPPES registry on July 13, 2006.
Where is Lori Lee Siemon located?
Lori Lee Siemon practices at 565 Coal Valley Road Jefferson Regional Medical Center, Pittsburgh, PA 15236. The listed phone number is (412) 469-5959.
What is Lori Lee Siemon's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Lori Lee Siemon enrolled in Medicare?
Yes. Lori Lee Siemon is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Lori Lee Siemon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lori Lee Siemon reassigns Medicare benefits to 6 organizations: Ahn Observation Group LLC (Jefferson Hills, PA), Ahn Emergency Group Of Jefferson Ltd (Jefferson Hills, PA), Ahn Emergency Group Of Pittsburgh Ltd. (Pittsburgh, PA), Dlp Conemaugh Miners Medical Center LLC (Hastings, PA), Upmc Bedford Memorial (Everett, PA) and 1 more organization, listed in the Medicare section above. 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 Lori Lee Siemon'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 Lori Lee Siemon was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Lori Lee Ann Siemon, DO · NPI 1235154923
Emergency Medicine physician in Pittsburgh, Pennsylvania. Individual provider, active in the CMS NPPES registry since July 13, 2006.
## Identity
- **NPI:** 1235154923 (Entity type: Individual)
- **Enumerated:** July 13, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** OS008859L (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 565 COAL VALLEY ROAD, JEFFERSON REGIONAL MEDICAL CENTER, Pittsburgh, PA 15236
- **Phone:** (412) 469-5959 · **Fax:** (610) 617-6280
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Ahn Observation Group LLC (NPI 1437814696, Jefferson Hills, PA); Ahn Emergency Group Of Jefferson Ltd (NPI 1235518499, Jefferson Hills, PA); Ahn Emergency Group Of Pittsburgh Ltd. (NPI 1043635402, Pittsburgh, PA); Dlp Conemaugh Miners Medical Center LLC (NPI 1184620486, Hastings, PA); Upmc Bedford Memorial (NPI 1184772113, Everett, PA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN G63496; Medicare ID-Type Unspecified 005500 (PA)
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Source: [NPI Profile](https://npiprofile.com/npi/1235154923) · Data from the CMS NPPES public registry.