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DR. JACEK MYSIOR M.D.
NPI 1811206246
Internal Medicine - Gastroenterology in Colchester, VT

Active since October 04, 2010PECOS EnrolledAccepts Medicare Assignment
875 ROOSEVELT HWY STE 132, COLCHESTER, VT 05446(802) 864-7483(802) 660-4337 Get Directions Write a Review

NPPES record last updated: August 20, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 20, 2024, Jul 21, 2022, Aug 2, 2017 and 1 more (4 updates tracked since 2017).

About Dr. Jacek Mysior M.d. NPPES

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

DR. JACEK MYSIOR M.D. (NPI 1811206246) is an individual gastroenterology provider in Colchester, Vermont, licensed in Vermont (042.0015577) and active in the NPI registry since October 2010. He is enrolled in Medicare PECOS, is affiliated with Univ. Of Vermont - Fletcher Allen Health Care, and is a graduate of Other (2010).

NPPES Registry Identity

NPI1811206246
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. JACEK MYSIORCredential: M.D.
Location Address875 ROOSEVELT HWY STE 132Colchester, VT 05446-4460
Mailing Address875 Roosevelt Hwy Ste 132Colchester, VT 05446-4460 · (802) 864-7483 · Fax (802) 660-4337
Phone(802) 864-7483
Fax(802) 660-4337
Sole ProprietorYes
Medical School CMSOtherGraduated 2010
Enumeration DateOctober 4, 2010
Last NPPES UpdateAugust 20, 20244 updates tracked since enumeration
NPPES CertifiedAugust 20, 2024
✔ NPI 1811206246 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Licenses✔ Licensed in VT · 042.0015577✔ Licensed in AK · 117168
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
875 ROOSEVELT HWY STE 132, Colchester, VT 05446
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Moda Health Plan, Inc..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. Jacek Mysior M.d. 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 ID1456626282
PECOS Enrollment IDI20220117000477
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 Reassignment

Medicare enrollment records show Jacek Mysior reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Associates In Gastroenterology, PLLC
Same address
Gastroenterology
875 ROOSEVELT HWY, SUITE 132
Colchester, VT 05446
  • Reassigned Medicare billing, Vermont enrollment
  • 7 clinicians in this Medicare group
NPI 1346496783 (802) 864-7483

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 6

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.

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
87 services87 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
71 services71 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
58 services57 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
16 services16 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
12 services12 patients
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121
Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.
12 services12 patients

Hospital Affiliations CMS Care Compare

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

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 05446 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 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ALAN LANDAU M.D.
Internal Medicine (Gastroenterology)
875 ROOSEVELT HWY STE 132
COLCHESTER, VT 05446
Chittenden County (802) 864-7483
DR. DAVID NEAL SCHWARTZ MD, FACG
Internal Medicine (Gastroenterology)
875 ROOSEVELT HWY STE 132, VERMONT GASTROENTEROLOGY
COLCHESTER, VT 05446
Chittenden County (802) 864-7483
KIM NICOLE DACEK
Nurse Practitioner (Family)
875 ROOSEVELT HWY STE 132
COLCHESTER, VT 05446
Chittenden County (802) 864-7483

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 Jacek Mysior's NPI number?

The NPI number for Jacek Mysior is 1811206246. It was assigned to this individual provider in the NPPES registry on October 4, 2010.

Where is Jacek Mysior located?

Jacek Mysior practices at 875 Roosevelt Hwy Ste 132, Colchester, VT 05446. The listed phone number is (802) 864-7483.

What is Jacek Mysior's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Jacek Mysior enrolled in Medicare?

Yes. Jacek Mysior 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 Jacek Mysior's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jacek Mysior reassigns Medicare benefits to Associates In Gastroenterology, PLLC (Colchester, 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 Jacek Mysior's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jacek Mysior accept?

Health plans from Anthem Blue Cross and Blue Shield and Moda Health Plan, Inc. list Jacek Mysior 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 Jacek Mysior affiliated with any hospitals?

According to CMS data, Jacek Mysior is affiliated with Univ. Of Vermont - Fletcher Allen Health Care.

When was this NPI record last updated?

The NPPES record for Jacek Mysior was last updated on August 20, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.