DR. JOANNA E SAMPSON M.D.
NPI 1124183074
Internal Medicine - Gastroenterology in Bristol, CT

Q: What is Joanna Sampson's NPI number?

The NPI number for Joanna Sampson is 1124183074. It was assigned to this individual provider in the NPPES registry on December 22, 2006.

Q: What is Joanna Sampson's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Joanna Sampson was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since December 22, 2006PECOS EnrolledAccepts Medicare Assignment

25 NEWELL RD, SUITE E-36, BRISTOL, CT 06010(860) 583-9252(860) 585-9848 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Dr. Joanna E Sampson M.d. NPPES

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

DR. JOANNA E SAMPSON M.D. (NPI 1124183074) is an individual gastroenterology provider in Bristol, Connecticut, licensed in Connecticut (044798) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, is affiliated with Baystate Noble Hospital, and is a graduate of University Of Massachusetts Medical School (1999).

NPPES Registry Identity

NPI1124183074

Entity TypeIndividualFemale

Primary Taxonomy207RG0100X

Provider Legal NameDR. JOANNA E SAMPSONCredential: M.D.

Location Address25 NEWELL RD, SUITE E-36Bristol, CT 06010-5100

Mailing Address25 Newell Rd, Suite E-36Bristol, CT 06010-5100 · (860) 583-9252 · Fax (860) 585-9848

Phone(860) 583-9252

Fax(860) 585-9848

Sole ProprietorNo

Medical School CMSUniversity Of Massachusetts Medical SchoolGraduated 1999

Enumeration DateDecember 22, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1124183074 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 CT · 044798

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.

25 NEWELL RD, Bristol, CT 06010

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Other Identifiers 1

Medicare UPINI39665

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Taro Health.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. Joanna E Sampson 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 ID143253047

PECOS Enrollment IDI20070308000214, I20081027000227

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

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

Trinity Health Of New England Provider Network Organization Inc

14 mi

Internal Medicine

114 WOODLAND ST, SAINT FRANCIS MEDICAL GROUP INC.
Hartford, CT 06105

Reassigned Medicare billing, Connecticut enrollment
1,186 clinicians in this Medicare group

NPI 1003882812 (860) 714-1325

Connecticut Gi PLLC

14 mi

Gastroenterology

85 SEYMOUR ST, 1000
Hartford, CT 06106

Reassigned Medicare billing, Connecticut enrollment
417 clinicians in this Medicare group

NPI 1023124625 (860) 246-2571

Riverbend Medical Group, Inc.

35 mi

Internal Medicine

271 CAREW ST
Springfield, MA 01104

Reassigned Medicare billing, Massachusetts enrollment
298 clinicians in this Medicare group

NPI 1841651197 (413) 781-7217

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 14

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.

209 services208 patients

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.

209 services175 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.

99 services99 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.

70 services63 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

50 services50 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.

41 services41 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.

30 services30 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

26 services25 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

22 services21 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

22 services21 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

19 services19 patients

Imaging of digestive tract done from the inside of the digestive tract 91110

This procedure, known as an endoscopy, involves a small camera being passed into the digestive tract. It helps doctors to see the inside of your digestive system in detail. This can aid in diagnosing conditions or planning treatments. It's generally safe and can provide valuable information.

18 services17 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

16 services16 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

14 services14 patients

Hospital Affiliations CMS Care Compare 3

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

Baystate Noble Hospital

Acute Care Hospitals · Westfield, MA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220065

Location115 West Silver StreetWestfield, MA 01085 · Hampden County

Emergency services

Mercy Medical Ctr

Acute Care Hospitals · Springfield, MA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220066

Location271 Carew StreetSpringfield, MA 01104 · Hampden County

Emergency services Birthing friendly

Baystate Medical Center

Acute Care Hospitals · Springfield, MA

1/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220077

Location759 Chestnut StreetSpringfield, MA 01199 · Hampden County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06010 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

$138.84 typical visit price

range $60.82 – $183.10

Typical copayment $34.71 (range $15.20 – $45.77)

Most-billed visit code 99204

Established Patient

$106.68 typical visit price

range $19.76 – $149.26

Typical copayment $26.67 (range $4.94 – $37.31)

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.

RONALD S GREEN MD

Internal Medicine (Gastroenterology)

25 NEWELL RD, SUITE E-36
BRISTOL, CT 06010

Naugatuck Valley Planning Region (860) 583-9252

RAINER WOLF BAGDASARIAN MD

Surgery

25 NEWELL RD, SUITE D28
BRISTOL, CT 06010

Naugatuck Valley Planning Region (860) 583-2003

DANIEL NORMAN SMILEY MD

Internal Medicine (Gastroenterology)

25 NEWELL RD, SUITE E-36
BRISTOL, CT 06010

Naugatuck Valley Planning Region (860) 583-9252

MICHAEL STEPHEN PTASZYNSKI MD

Internal Medicine (Pulmonary Disease)

25 NEWELL RD, #D-25
BRISTOL, CT 06010

Naugatuck Valley Planning Region (860) 314-6020

DR. ROBERT C DEBIASE MD

Internal Medicine (Cardiovascular Disease)

25 NEWELL RD, SUITE D24
BRISTOL, CT 06010

Naugatuck Valley Planning Region (860) 582-3235

CONNECTICUT ORTHOPAEDIC CARE, LLC

Orthopaedic Surgery

25 NEWELL RD
BRISTOL, CT 06010

Naugatuck Valley Planning Region (860) 585-3681

ANASTASIA MARIA STERGOS RD, CDN

Dietitian, Registered

25 NEWELL RD
BRISTOL, CT 06010

Naugatuck Valley Planning Region (860) 845-8367

SHWETA UPADHYAY

Internal Medicine (Pulmonary Disease)

25 NEWELL RD, D-24
BRISTOL, CT 06010

Naugatuck Valley Planning Region (860) 314-6020

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 Joanna Sampson's NPI number?

The NPI number for Joanna Sampson is 1124183074. It was assigned to this individual provider in the NPPES registry on December 22, 2006.

Where is Joanna Sampson located?

Joanna Sampson practices at 25 Newell Rd Suite E-36, Bristol, CT 06010. The listed phone number is (860) 583-9252.

What is Joanna Sampson's specialty?

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

Is Joanna Sampson enrolled in Medicare?

Yes. Joanna Sampson 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 Joanna Sampson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joanna Sampson reassigns Medicare benefits to 3 organizations: Trinity Health Of New England Provider Network Organization Inc (Hartford, CT), Connecticut Gi PLLC (Hartford, CT) and Riverbend Medical Group, Inc. (Springfield, MA). 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 Joanna Sampson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Joanna Sampson accept?

Health plans from Taro Health list Joanna Sampson 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 Joanna Sampson affiliated with any hospitals?

According to CMS data, Joanna Sampson is affiliated with Baystate Noble Hospital, Mercy Medical Ctr and Baystate Medical Center.

When was this NPI record last updated?

The NPPES record for Joanna Sampson was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.