WILLIAM T. CHEN M.D.
NPI 1467546051
Internal Medicine - Gastroenterology in Providence, RI

Q: What is William Chen's NPI number?

The NPI number for William Chen is 1467546051. It was assigned to this individual provider in the NPPES registry on October 3, 2006.

Q: What is William Chen'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 William Chen was last updated on August 7, 2012. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since October 03, 2006PECOS EnrolledAccepts Medicare Assignment

33 STANIFORD STREET, PROVIDENCE, RI 02905(401) 421-8800(401) 273-6510 Get Directions Write a Review

NPPES record last updated: August 7, 2012. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About William T. Chen M.d. NPPES

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

WILLIAM T. CHEN M.D. (NPI 1467546051) is an individual gastroenterology provider in Providence, Rhode Island, licensed in Rhode Island (10419) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Roger Williams Medical Center, and is a graduate of Jefferson Medical College Of Thomas Jefferson University (1997).

NPPES Registry Identity

NPI1467546051

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameWILLIAM T. CHENCredential: M.D.

Location Address33 STANIFORD STREETProvidence, RI 02905

Mailing Address33 Staniford StreetProvidence, RI 02905 · (401) 421-8800 · Fax (401) 273-6510

Phone(401) 421-8800

Fax(401) 273-6510

Sole ProprietorNo

Medical School CMSJefferson Medical College Of Thomas Jefferson UniversityGraduated 1997

Enumeration DateOctober 3, 2006

Last NPPES UpdateAugust 7, 2012

✔ NPI 1467546051 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 RI · 10419

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.

33 STANIFORD STREET, Providence, RI 02905

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Other Identifiers 1

Medicare PIN007058063RI

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

William T. Chen 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 ID5092755132

PECOS Enrollment IDI20050507000085

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 12

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 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.

105 services91 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.

81 services81 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.

71 services70 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.

65 services65 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.

43 services43 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.

25 services25 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.

17 services17 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.

15 services14 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.

14 services14 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.

13 services13 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.

12 services12 patients

Review by radiologist of image from tube placement into bile duct using an endoscope 74328

This procedure involves a specialist, called a radiologist, examining an image taken during a tube placement into your bile duct. The tube is inserted with the help of a tool called an endoscope. This allows the doctor to check for any issues or abnormalities in your bile duct.

12 services11 patients

Hospital Affiliations CMS Care Compare 3

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

Roger Williams Medical Center

Acute Care Hospitals · Providence, RI

4/5 CMS rating

OwnershipProprietary

CMS Certification Number410004

Location825 Chalkstone AvenueProvidence, RI 02908 · Providence County

Emergency services

Rhode Island Hospital

Acute Care Hospitals · Providence, RI

3/5 CMS rating

OwnershipTribal

CMS Certification Number410007

Location593 Eddy StreetProvidence, RI 02903 · Providence County

Emergency services

The Miriam Hospital

Acute Care Hospitals · Providence, RI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number410012

Location164 Summit AvenueProvidence, RI 02906 · Providence County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02905 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

$134.17 typical visit price

range $58.57 – $177.03

Typical copayment $33.54 (range $14.64 – $44.25)

Most-billed visit code 99204

Established Patient

$103.10 typical visit price

range $18.92 – $144.38

Typical copayment $25.77 (range $4.73 – $36.09)

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.

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Other Providers at the Same Location NPPES 5

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

NICHOLAS A. CALIFANO, MD, INC.

Internal Medicine (Gastroenterology)