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JOHN MARK SAUNDERS M.D.
NPI 1346434859
Pediatrics in Burlington, VT

Active since August 29, 2007PECOS Enrolled
111 COLCHESTER AVE, BURLINGTON, VT 05401(802) 847-0000 Get Directions Write a Review

NPPES record last updated: February 19, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 19, 2025, Feb 6, 2020, Aug 5, 2019 (3 updates tracked since 2019).

About John Mark Saunders M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOHN MARK SAUNDERS M.D. (NPI 1346434859) is an individual pediatrics provider in Burlington, Vermont, licensed in Massachusetts (1025427) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1346434859
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameJOHN MARK SAUNDERSCredential: M.D.
Location Address111 COLCHESTER AVEBurlington, VT 05401-1473
Mailing Address40 Holland StSomerville, MA 02144-2705 · (617) 629-6300
Phone(802) 847-0000
Sole ProprietorNo
Enumeration DateAugust 29, 2007
Last NPPES UpdateFebruary 19, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 19, 2026
✔ NPI 1346434859 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
Licenses✔ Licensed in MA · 1025427✔ Licensed in NY · 330891✔ Licensed in VT · 042.0017828
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
Also ListedHospitalistTaxonomy 208M00000X · License 042.0017828 (VT), 330891 (NY)
111 COLCHESTER AVE, Burlington, VT 05401
Open in Google Maps ↗

Other Names 1

Other Name (5)J Mark Saunders M.d.

Secondary Practice Locations 3

Location 13100 SW 62nd AveMiami, FL 33155-3009 · Phone (305) 666-6511
Location 275 Beekman StPlattsburgh, NY 12901-1438 · Phone (518) 562-7710
Location 340 Holland StSomerville, MA 02144-2705 · Phone (617) 629-6300

Other Identifiers 1

Medicaid279797600FL

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Mark Saunders M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show John Saunders reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Vermont Medical Center Inc
0.1 mi
Internal Medicine
111 COLCHESTER AVE
Burlington, VT 05401
  • Reassigned Medicare billing, Vermont enrollment
  • 1,643 clinicians in this Medicare group
NPI 1659309615 (802) 847-0000
Champlain Valley Physicians Hospital Medical Center
21 mi
General Acute Care Hospital
75 BEEKMAN ST
Plattsburgh, NY 12901
  • Reassigned Medicare billing, New York enrollment
  • 675 clinicians in this Medicare group
NPI 1033270699 (518) 561-2000
Phoenix Pediatrics Of Broward LLC
1,316 mi
Pediatrics
3000 CORAL HILLS DR
Coral Springs, FL 33065
  • Reassigned Medicare billing, Florida enrollment
  • 25 clinicians in this Medicare group
NPI 1508815655 (954) 939-5000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 05401 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$85.89 typical visit price
range $55.80 – $168.48
Typical copayment $21.47 (range $13.95 – $42.12)
Most-billed visit code 99203
Established Patient
$98.40 typical visit price
range $18.08 – $137.84
Typical copayment $24.60 (range $4.52 – $34.46)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ELENA KOZAKEWICH
Internal Medicine (Pulmonary Disease)
111 COLCHESTER AVE, UVM MEDICAL CENTER, DEPT OF INTERNAL MEDICINE, 222WP2
BURLINGTON, VT 05401
Chittenden County (802) 847-2700
RICHARD BOHLING CAROZZA MD
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
111 COLCHESTER AVE
BURLINGTON, VT 05401
Chittenden County (802) 847-4589
ANDREW HUY NGUYEN MD
Radiology (Diagnostic Radiology)
111 COLCHESTER AVE
BURLINGTON, VT 05401
Chittenden County (802) 847-0000
DR. KELLY CURTIS BLANCHET MD
Pediatrics
111 COLCHESTER AVE
BURLINGTON, VT 05401
Chittenden County (802) 847-2345
LINDSAY ANNE CALDARONE MD
Student in an Organized Health Care Education/Training Program
111 COLCHESTER AVE
BURLINGTON, VT 05401
Chittenden County (802) 847-2345
SHAWN LANSING
Student in an Organized Health Care Education/Training Program
111 COLCHESTER AVE
BURLINGTON, VT 05401
Chittenden County (802) 847-2345
HANNA S LOVING PHD
Pathology (Clinical Laboratory Director, Non-physician)
111 COLCHESTER AVE
BURLINGTON, VT 05401
Chittenden County (802) 847-5121
KAITLYN MARIE DILLON DNP, APRN, FNP-C
Nurse Practitioner
111 COLCHESTER AVE
BURLINGTON, VT 05401
Chittenden County (802) 847-0000

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 John Saunders's NPI number?

The NPI number for John Saunders is 1346434859. It was assigned to this individual provider in the NPPES registry on August 29, 2007. The provider is also known as J Mark Saunders M.D..

Where is John Saunders located?

John Saunders practices at 111 Colchester Ave, Burlington, VT 05401. The listed phone number is (802) 847-0000.

What is John Saunders's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is John Saunders enrolled in Medicare?

Yes. John Saunders is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for John Saunders's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Saunders reassigns Medicare benefits to 3 organizations: University Of Vermont Medical Center Inc (Burlington, VT), Champlain Valley Physicians Hospital Medical Center (Plattsburgh, NY) and Phoenix Pediatrics Of Broward LLC (Coral Springs, 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 John Saunders'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 John Saunders was last updated on February 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.