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SARA KAY BRENNAN MD
NPI 1134869605
Internal Medicine in Burlington, VT

Active since March 31, 2022PECOS EnrolledAccepts Medicare Assignment
111 COLCHESTER AVE, BURLINGTON, VT 05401(201) 694-4249 Get Directions Write a Review

NPPES record last updated: July 8, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Sara Kay Brennan Md NPPES

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

SARA KAY BRENNAN MD (NPI 1134869605) is an individual internal medicine provider in Burlington, Vermont, licensed in Vermont (042.0018609) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS, is affiliated with Central Vermont Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1134869605
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameSARA KAY BRENNANCredential: MD
Location Address111 COLCHESTER AVEBurlington, VT 05401-1473
Mailing Address1400 Hinesburg RdSouth Burlington, VT 05403-7619 · (201) 694-4248
Phone(201) 694-4249
Sole ProprietorNo
Medical School CMSUniversity Of Vermont College Of MedicineGraduated 2022
Enumeration DateMarch 31, 2022
Last NPPES UpdateJuly 8, 2025
NPPES CertifiedJuly 8, 2025
✔ NPI 1134869605 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in VT · 042.0018609
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
111 COLCHESTER AVE, Burlington, VT 05401
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1115 Porter DrMiddlebury, VT 05753-8629 · Phone (802) 388-4701
Location 2130 Fisher Rd Unit 1Berlin, VT 05602-8132 · Phone (802) 225-1743

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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

Sara Kay Brennan 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.

PECOS PAC ID9436536877
PECOS Enrollment IDI20250721002974
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 Sara Brennan 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
Same address
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
Porter Hospital Inc
21 mi
Advanced Practice Midwife
20 ARMORY LN
Vergennes, VT 05491
  • Reassigned Medicare billing, Vermont enrollment
  • Also billed through NPI 1134457013 (Vermont)
  • 243 clinicians in this Medicare group
NPI 1548380819 (802) 877-0022
Central Vermont Medical Center Inc
36 mi
Family Medicine
130 FISHER RD
Berlin, VT 05602
  • Reassigned Medicare billing, Vermont enrollment
  • 562 clinicians in this Medicare group
NPI 1023028784 (802) 371-4100

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 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Central Vermont Medical Center

Acute Care Hospitals · Barre, VT
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number470001
LocationBox 547Barre, VT 05641 · Washington County
Emergency services Birthing friendly

Univ. Of Vermont - Fletcher Allen Health Care

Acute Care Hospitals · Burlington, VT
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number470003
Location111 Colchester AveBurlington, VT 05401 · Chittenden County
Emergency services Birthing friendly

Porter Hospital, Inc

Critical Access Hospitals · Middlebury, VT
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number471307
Location115 Porter DriveMiddlebury, VT 05753 · Addison County
Emergency services Birthing friendly

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
$127.71 typical visit price
range $55.80 – $168.48
Typical copayment $31.92 (range $13.95 – $42.12)
Most-billed visit code 99204
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 Sara Brennan's NPI number?

The NPI number for Sara Brennan is 1134869605. It was assigned to this individual provider in the NPPES registry on March 31, 2022.

Where is Sara Brennan located?

Sara Brennan practices at 111 Colchester Ave, Burlington, VT 05401. The listed phone number is (201) 694-4249.

What is Sara Brennan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Sara Brennan enrolled in Medicare?

Yes. Sara Brennan 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 Sara Brennan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sara Brennan reassigns Medicare benefits to 3 organizations: University Of Vermont Medical Center Inc (Burlington, VT), Porter Hospital Inc (Vergennes, VT) and Central Vermont Medical Center Inc (Berlin, VT). 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 Sara Brennan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Sara Brennan accept?

Health plans from Anthem Blue Cross and Blue Shield list Sara Brennan 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 Sara Brennan affiliated with any hospitals?

According to CMS data, Sara Brennan is affiliated with Central Vermont Medical Center, Univ. Of Vermont - Fletcher Allen Health Care and Porter Hospital, Inc.

When was this NPI record last updated?

The NPPES record for Sara Brennan was last updated on July 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.