DR. MARK DAVID CHARLSON MD
NPI 1154374734
Orthopaedic Surgery - Foot and Ankle Surgery in South Burlington, VT
About Dr. Mark David Charlson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK DAVID CHARLSON MD (NPI 1154374734) is an individual foot and ankle surgery provider in South Burlington, Vermont, licensed in Vermont (42-0011585) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Adirondack Medical Center - Saranac Lake, and is a graduate of University Of North Carolina At Chapel Hill School Of Medicine (1997).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
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
Dr. Mark David Charlson 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 Reassignment
Medicare enrollment records show Mark Charlson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Burlington, VT 05401
- Reassigned Medicare billing, Vermont enrollment
- 1,643 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 2
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Adirondack Medical Center - Saranac Lake
Acute Care Hospitals · Saranac Lake, NYChamplain Valley Physicians Hospital Medical Ctr
Acute Care Hospitals · Plattsburgh, NYUniv. Of Vermont - Fletcher Allen Health Care
Acute Care Hospitals · Burlington, VTNorthwestern Medical Center Inc
Acute Care Hospitals · Saint Albans, VTReferred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
SOUTH BURLINGTON, VT 05403
SOUTH BURLINGTON, VT 05403
SOUTH BURLINGTON, VT 05403
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 Mark Charlson's NPI number?
The NPI number for Mark Charlson is 1154374734. It was assigned to this individual provider in the NPPES registry on May 18, 2006.
Where is Mark Charlson located?
Mark Charlson practices at 192 Tilley Dr, South Burlington, VT 05403. The listed phone number is (802) 847-2663.
What is Mark Charlson's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Foot and Ankle Surgery, with taxonomy code 207XX0004X.
Is Mark Charlson enrolled in Medicare?
Yes. Mark Charlson 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 organization bills Medicare for Mark Charlson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Charlson reassigns Medicare benefits to University Of Vermont Medical Center Inc (Burlington, VT). The 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 Mark Charlson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Charlson accept?
Health plans from Anthem Blue Cross and Blue Shield list Mark Charlson 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 Mark Charlson affiliated with any hospitals?
According to CMS data, Mark Charlson is affiliated with Adirondack Medical Center - Saranac Lake, Champlain Valley Physicians Hospital Medical Ctr, Univ. Of Vermont - Fletcher Allen Health Care and Northwestern Medical Center Inc.
When was this NPI record last updated?
The NPPES record for Mark Charlson was last updated on September 25, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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. Mark David Charlson, MD · NPI 1154374734
Foot and Ankle Surgery physician in South Burlington, Vermont. Individual provider, active in the CMS NPPES registry since May 18, 2006.
## Identity
- **NPI:** 1154374734 (Entity type: Individual)
- **Enumerated:** May 18, 2006
- **Primary specialty:** Orthopaedic Surgery - Foot and Ankle Surgery · taxonomy 207XX0004X
- **State license:** 42-0011585 (Vermont)
- **Sole proprietor:** No
## Practice location
- **Address:** 192 TILLEY DR, South Burlington, VT 05403-4440
- **Phone:** (802) 847-2663 · **Fax:** (802) 847-3797
## 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:** University Of Vermont Medical Center Inc (NPI 1659309615, Burlington, VT), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of North Carolina At Chapel Hill School Of Medicine, class of 1997
## Record status
- **NPPES last updated:** September 25, 2012
- **Other identifiers:** Medicare UPIN H64304; Medicaid 1015272 (VT)
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Source: [NPI Profile](https://npiprofile.com/npi/1154374734) · Data from the CMS NPPES public registry.