LISA M ZAHN M.D.
NPI 1376715375
Emergency Medicine in Horsham, PA
About Lisa M Zahn M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LISA M ZAHN M.D. (NPI 1376715375) is an individual emergency medicine provider in Horsham, Pennsylvania, licensed in California (C183028) and active in the NPI registry since March 2008. She is enrolled in Medicare PECOS, is affiliated with Morristown Medical Center, and is a graduate of Pennsylvania State University College Of Medicine (2004).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Lisa M Zahn 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
11Medicare enrollment records show Lisa Zahn reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Trenton, NJ 08629
- Reassigned Medicare billing, New Jersey enrollment
- 42 clinicians in this Medicare group
Mount Holly, NJ 08060
- Reassigned Medicare billing, New Jersey enrollment
- 248 clinicians in this Medicare group
Voorhees, NJ 08043
- Reassigned Medicare billing, New Jersey enrollment
- 332 clinicians in this Medicare group
Freehold, NJ 07728
- Reassigned Medicare billing, New Jersey enrollment
- 123 clinicians in this Medicare group
Manahawkin, NJ 08050
- Reassigned Medicare billing, New Jersey enrollment
- 239 clinicians in this Medicare group
Summit, NJ 07901
- Reassigned Medicare billing, New Jersey enrollment
- 436 clinicians in this Medicare group
Edgewater, NJ 07020
- Reassigned Medicare billing, New Jersey enrollment
- 144 clinicians in this Medicare group
Porterville, CA 93257
- Reassigned Medicare billing, California enrollment
- 160 clinicians in this Medicare group
Stockton, CA 95210
- Reassigned Medicare billing, California enrollment
- 20,078 clinicians in this Medicare group
San Jose, CA 95128
- Reassigned Medicare billing, California enrollment
- 197 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 10
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Morristown Medical Center
Acute Care Hospitals · Morristown, NJOcean Medical Center
Acute Care Hospitals · Brick, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 19044 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HORSHAM, PA 19044
HORSHAM, PA 19044
HORSHAM, PA 19044
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 Lisa Zahn's NPI number?
The NPI number for Lisa Zahn is 1376715375. It was assigned to this individual provider in the NPPES registry on March 31, 2008.
Where is Lisa Zahn located?
Lisa Zahn practices at 100 Witmer Rd Emcare, Horsham, PA 19044. The listed phone number is (914) 374-6104.
What is Lisa Zahn's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Lisa Zahn enrolled in Medicare?
Yes. Lisa Zahn 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 Lisa Zahn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Lisa Zahn reassigns Medicare benefits to 11 organizations: Chambers Emergency Associates PA (Trenton, NJ), Emergency Physician Services Of New Jersey,professional Association (Mount Holly, NJ), Emergency Physician Associates Of South Jersey P C (Voorhees, NJ), Morristown Emergency Medical Associates LLC (Freehold, NJ), Barron Emergency Physicians LLC (Manahawkin, NJ) and 6 more organizations, 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 Lisa Zahn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Lisa Zahn accept?
Health plans from Oscar Health list Lisa Zahn as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Lisa Zahn affiliated with any hospitals?
According to CMS data, Lisa Zahn is affiliated with Morristown Medical Center and Ocean Medical Center.
When was this NPI record last updated?
The NPPES record for Lisa Zahn was last updated on September 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Lisa M Zahn, M.D. · NPI 1376715375
Emergency Medicine physician in Horsham, Pennsylvania. Individual provider, active in the CMS NPPES registry since March 31, 2008.
## Identity
- **NPI:** 1376715375 (Entity type: Individual)
- **Enumerated:** March 31, 2008
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** C183028 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 100 WITMER RD, EMCARE, Horsham, PA 19044-2251
- **Phone:** (914) 374-6104
## 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:** 11 organizations under Medicare reassignment (form CMS-855R): Chambers Emergency Associates PA (NPI 1053589614, Trenton, NJ); Emergency Physician Services Of New Jersey,professional Association (NPI 1831539568, Mount Holly, NJ); Emergency Physician Associates Of South Jersey P C (NPI 1215965231, Voorhees, NJ); Morristown Emergency Medical Associates LLC (NPI 1649541087, Freehold, NJ); Barron Emergency Physicians LLC (NPI 1790736940, Manahawkin, NJ); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Pennsylvania State University College Of Medicine, class of 2004
## Record status
- **NPPES last updated:** September 20, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1376715375) · Data from the CMS NPPES public registry.