MARK C WESLEY MD
NPI 1205034196
Anesthesiology in Boston, MA
About Mark C Wesley Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK C WESLEY MD (NPI 1205034196) is an individual anesthesiology provider in Boston, Massachusetts, licensed in Florida (ME75926) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS, is affiliated with Uf Health Shands Hospital, and is a graduate of University Of South Florida College Of Medicine (1995).
NPPES Registry Identity
Specialties & Licenses 3
Other Identifiers 1
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
Mark C Wesley 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
2Medicare enrollment records show Mark Wesley reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02115
- Reassigned Medicare billing, Massachusetts enrollment
- 256 clinicians in this Medicare group
Gainesville, FL 32610
- Reassigned Medicare billing, Florida enrollment
- 3,324 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Uf Health Shands Hospital
Acute Care Hospitals · Gainesville, FLMedicare 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.
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 Wesley's NPI number?
The NPI number for Mark Wesley is 1205034196. It was assigned to this individual provider in the NPPES registry on July 3, 2007.
Where is Mark Wesley located?
Mark Wesley practices at Children's Hospital Boston, 300 Longwood Ave Division Of Cardiac Anesthesia, Boston, MA 02115. The listed phone number is (617) 355-6225.
What is Mark Wesley's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Mark Wesley enrolled in Medicare?
Yes. Mark Wesley 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 Mark Wesley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Wesley reassigns Medicare benefits to 2 organizations: Chmc Anesthesia Foundation Inc (Boston, MA) and Florida Clinical Practice Association Inc (Gainesville, FL). 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 Mark Wesley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Mark Wesley affiliated with any hospitals?
According to CMS data, Mark Wesley is affiliated with Uf Health Shands Hospital.
When was this NPI record last updated?
The NPPES record for Mark Wesley was last updated on January 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.
# Mark C Wesley, MD · NPI 1205034196
Anesthesiology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since July 3, 2007.
## Identity
- **NPI:** 1205034196 (Entity type: Individual)
- **Enumerated:** July 3, 2007
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** ME75926 (Florida)
- **Sole proprietor:** No
## Practice location
- **Address:** CHILDREN'S HOSPITAL BOSTON, 300 LONGWOOD AVE, DIVISION OF CARDIAC ANESTHESIA, Boston, MA 02115
- **Phone:** (617) 355-6225
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Chmc Anesthesia Foundation Inc (NPI 1831268754, Boston, MA); Florida Clinical Practice Association Inc (NPI 1063463768, Gainesville, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of South Florida College Of Medicine, class of 1995
## Record status
- **NPPES last updated:** January 5, 2026
- **Other identifiers:** Medicaid 254122000 (FL)
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Source: [NPI Profile](https://npiprofile.com/npi/1205034196) · Data from the CMS NPPES public registry.