ERIC J LARSON MD
NPI 1366550220
Emergency Medicine in Charleston, SC
About Eric J Larson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIC J LARSON MD (NPI 1366550220) is an individual emergency medicine provider in Charleston, South Carolina, licensed in South Carolina (20506) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Beaufort County Memorial Hospital, and is a graduate of Indiana University School Of Medicine (1995).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Eric J Larson 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 Reassignments
7Medicare enrollment records show Eric Larson reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Charleston, SC 29425
- Reassigned Medicare billing, South Carolina enrollment
- 2,594 clinicians in this Medicare group
Mount Pleasant, SC 29464
- Reassigned Medicare billing, South Carolina enrollment
- 45 clinicians in this Medicare group
Charleston, SC 29492
- Reassigned Medicare billing, South Carolina enrollment
- 37 clinicians in this Medicare group
Awendaw, SC 29429
- Reassigned Medicare billing, South Carolina enrollment
- 5 clinicians in this Medicare group
Beaufort, SC 29902
- Reassigned Medicare billing, South Carolina enrollment
- 212 clinicians in this Medicare group
Myrtle Beach, SC 29572
- Reassigned Medicare billing, South Carolina enrollment
- 559 clinicians in this Medicare group
Mullins, SC 29574
- Reassigned Medicare billing, South Carolina enrollment
- 275 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 8
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beaufort County Memorial Hospital
Acute Care Hospitals · Beaufort, SCMcleod Loris Hospital
Acute Care Hospitals · Loris, SCMcleod Health Cheraw
Acute Care Hospitals · Cheraw, SCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 29425 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.
CHARLESTON, SC 29425
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 Eric Larson's NPI number?
The NPI number for Eric Larson is 1366550220. It was assigned to this individual provider in the NPPES registry on August 29, 2006.
Where is Eric Larson located?
Eric Larson practices at 171 Ashley Ave, Charleston, SC 29425. The listed phone number is (843) 792-1414.
What is Eric Larson's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Eric Larson enrolled in Medicare?
Yes. Eric Larson 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 Eric Larson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Eric Larson reassigns Medicare benefits to 7 organizations: University Medical Associates Of The Medical University Of South Carol (Charleston, SC), Mount Pleasant Emergency Physicians, LLC (Mount Pleasant, SC), Daniel Island Emergency Physicians, LLC (Charleston, SC), Woundwise Solutions LLC (Awendaw, SC), Beaufort County Memorial Hospital (Beaufort, SC) and 2 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 Eric Larson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Eric Larson accept?
Health plans from Molina Healthcare list Eric Larson 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 Eric Larson affiliated with any hospitals?
According to CMS data, Eric Larson is affiliated with Beaufort County Memorial Hospital, Mcleod Loris Hospital and Mcleod Health Cheraw.
When was this NPI record last updated?
The NPPES record for Eric Larson 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.
# Eric J Larson, MD · NPI 1366550220
Emergency Medicine physician in Charleston, South Carolina. Individual provider, active in the CMS NPPES registry since August 29, 2006.
## Identity
- **NPI:** 1366550220 (Entity type: Individual)
- **Enumerated:** August 29, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 20506 (South Carolina)
- **Sole proprietor:** No
## Practice location
- **Address:** 171 ASHLEY AVE, Charleston, SC 29425-0001
- **Phone:** (843) 792-1414
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): University Medical Associates Of The Medical University Of South Carol (NPI 1013934629, Charleston, SC); Mount Pleasant Emergency Physicians, LLC (NPI 1619271020, Mount Pleasant, SC); Daniel Island Emergency Physicians, LLC (NPI 1477404911, Charleston, SC); Woundwise Solutions LLC (NPI 1427815984, Awendaw, SC); Beaufort County Memorial Hospital (NPI 1063596443, Beaufort, SC); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Indiana University School Of Medicine, class of 1995
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN G61970; Medicare ID-Type Unspecified G61970 (SC); Medicaid T45582 (SC)
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Source: [NPI Profile](https://npiprofile.com/npi/1366550220) · Data from the CMS NPPES public registry.