DR. KATHLEEN VIVEIROS M.D.
NPI 1376664938
Internal Medicine - Gastroenterology in Boston, MA

Active since April 02, 2007PECOS EnrolledAccepts Medicare Assignment
800 WASHINGTON ST, TUFTS MEDICAL CENTER, BOX #233, BOSTON, MA 02111(617) 636-0660(617) 636-4207 Get Directions Write a Review

NPPES record last updated: April 23, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 23, 2021, Nov 2, 2020, Feb 24, 2020 (3 updates tracked since 2020).

About Dr. Kathleen Viveiros M.d. NPPES

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

DR. KATHLEEN VIVEIROS M.D. (NPI 1376664938) is an individual gastroenterology provider in Boston, Massachusetts, licensed in Massachusetts (233922) and active in the NPI registry since April 2007. She is enrolled in Medicare PECOS, is affiliated with Sturdy Memorial Hospital, and is a graduate of Warren Alpert Medical School Of Brown University (2001).

NPPES Registry Identity

NPI1376664938
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. KATHLEEN VIVEIROSCredential: M.D.
Location Address800 WASHINGTON ST, TUFTS MEDICAL CENTER, BOX #233Boston, MA 02111
Mailing Address375 Boylston StBrookline, MA 02445-6007 · (857) 307-0896
Fax(617) 636-4207
Sole ProprietorYes
Medical School CMSWarren Alpert Medical School Of Brown UniversityGraduated 2001
Enumeration DateApril 2, 2007
Last NPPES UpdateApril 23, 20213 updates tracked since enumeration
NPPES CertifiedApril 23, 2021
NPI 1376664938 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in MA · 233922
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.
800 WASHINGTON ST, Boston, MA 02111

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Kathleen Viveiros 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 ID5698860096
PECOS Enrollment IDI20071001000208
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.

Areas of Expertise CMS Part B claims 17

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
98 services87 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
94 services70 patients
Measurement of liver stiffness 91200
Measurement of liver stiffness is a non-invasive procedure that helps assess the health of your liver. It uses sound waves to detect the hardness of the liver tissue, which can indicate conditions like fibrosis or cirrhosis. It's a simple, painless test that provides valuable information about your liver's health.
55 services55 patients
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito G0500
Moderate sedation is a method where a physician uses medication to help you relax during a gastrointestinal endoscopy. An independent trained observer will be present to monitor your vital signs and ensure your safety throughout the procedure. It's a common and safe practice.
45 services45 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
41 services26 patients
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.
35 services35 patients

Hospital Affiliations CMS Care Compare 5

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

Sturdy Memorial Hospital

Acute Care Hospitals · Attleboro, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number220008
Location211 Park StreetAttleboro, MA 02703 · Bristol County
Emergency services Birthing friendly

North Shore Medical Center -

Acute Care Hospitals · Salem, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220035
Location81 Highland AvenueSalem, MA 01970 · Essex County
Emergency services Birthing friendly

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Faulkner Hospital-Brigham And Women's

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220119
Location1153 Centre StreetBoston, MA 02130 · Suffolk County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02111 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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.

Internal Medicine (Gastroenterology)
800 WASHINGTON ST, BOX 233
BOSTON, MA 02111
Technician/Technologist (Optician)
800 WASHINGTON ST, BOX 450
BOSTON, MA 02111
Plastic Surgery
800 WASHINGTON ST
BOSTON, MA 02111
Internal Medicine
800 WASHINGTON ST
BOSTON, MA 02111
Internal Medicine (Infectious Disease)
800 WASHINGTON ST
BOSTON, MA 02111
Student in an Organized Health Care Education/Training Program
800 WASHINGTON ST
BOSTON, MA 02111
Psychiatry & Neurology (Psychiatry)
800 WASHINGTON ST
BOSTON, MA 02111
Student in an Organized Health Care Education/Training Program
800 WASHINGTON ST
BOSTON, MA 02111

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 Kathleen Viveiros's NPI number?

The NPI number for Kathleen Viveiros is 1376664938. It was assigned to this individual provider in the NPPES registry on April 2, 2007.

Where is Kathleen Viveiros located?

Kathleen Viveiros practices at 800 Washington St Tufts Medical Center, Box #233, Boston, MA 02111. The listed phone number is (617) 636-0660.

What is Kathleen Viveiros's specialty?

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

Is Kathleen Viveiros enrolled in Medicare?

Yes. Kathleen Viveiros 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.

Is Kathleen Viveiros affiliated with any hospitals?

According to CMS data, Kathleen Viveiros is affiliated with Sturdy Memorial Hospital, North Shore Medical Center -, Massachusetts General Hospital, Brigham And Women's Hospital and Faulkner Hospital-Brigham And Women's.

When was this NPI record last updated?

The NPPES record for Kathleen Viveiros was last updated on April 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.