DR. SWAY PENG CHEN MD, PHD
NPI 1699302166
Internal Medicine - Gastroenterology in Boston, MA

Q: What is Sway Chen's NPI number?

The NPI number for Sway Chen is 1699302166. It was assigned to this individual provider in the NPPES registry on March 25, 2020.

Q: What is Sway 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 Sway Chen was last updated on June 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since March 25, 2020PECOS Enrolled

55 FRUIT ST., GRB-7-730, BOSTON, MA 02114(617) 726-2000 Get Directions Write a Review

NPPES record last updated: June 5, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 5, 2026, Apr 11, 2022, Apr 10, 2022 and 1 more (4 updates tracked since 2020).

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About Dr. Sway Peng Chen Md, Phd NPPES

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

DR. SWAY PENG CHEN MD, PHD (NPI 1699302166) is an individual gastroenterology provider in Boston, Massachusetts, licensed in Massachusetts (1027191) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS and maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1699302166

Entity TypeIndividualFemale

Primary Taxonomy207RG0100X

Provider Legal NameDR. SWAY PENG CHENCredential: MD, PHD

Location Address55 FRUIT ST., GRB-7-730Boston, MA 02114

Mailing Address15 Parkman St # 5Boston, MA 02114-3117 · (617) 726-2426 · Fax (617) 724-5997

Phone(617) 726-2000

Sole ProprietorNo

Enumeration DateMarch 25, 2020

Last NPPES UpdateJune 5, 20264 updates tracked since enumeration

NPPES CertifiedJune 5, 2026

✔ NPI 1699302166 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 · 1027191

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.

55 FRUIT ST., Boston, MA 02114

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Secondary Practice Location 1

Location 115 Parkman St # 5Boston, MA 02114-3117 · Phone (617) 726-2426 · Fax (617) 724-5997

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Sway Peng Chen Md, Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Respiratory suction pump, home model, portable or stationary, electric E0600

DME-Other DME · category DE000N

1 supplier11 claims11 services$30.17 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

QIAN YANG DMD

Oral & Maxillofacial Surgery

55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114

Suffolk County (617) 726-8222

SANJAY MENON MD

Psychiatry & Neurology (Neurology)

55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114

Suffolk County (857) 238-5600

NOAH DANIEL HURST LEWIS MD

Student in an Organized Health Care Education/Training Program

55 FRUIT ST., YAWHAY OUTPATIENT CENTER -5B
BOSTON, MA 02114

Suffolk County (617) 643-7117

GANESH M SHANKAR MD, PHD

Neurological Surgery

55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114

Suffolk County (617) 726-5143

JAMIE M JACOBS PHD

Psychologist (Clinical)

55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114

Suffolk County (617) 724-5600

HIDEO MAKIMURA M.D., PH.D.

Internal Medicine

55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114

Suffolk County (617) 726-7948

DAVID T MADURAM MD, PHD

Anesthesiology

55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114

Suffolk County (617) 726-3030

OPEYEMI A OLABISI MD, PHD

Internal Medicine

55 FRUIT ST., MASSACHUSETTS GENERAL HOSPITAL
BOSTON, MA 02114

Suffolk County (617) 726-2862

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 Sway Chen's NPI number?

The NPI number for Sway Chen is 1699302166. It was assigned to this individual provider in the NPPES registry on March 25, 2020.

Where is Sway Chen located?

Sway Chen practices at 55 Fruit St. Grb-7-730, Boston, MA 02114. The listed phone number is (617) 726-2000.

What is Sway Chen's specialty?

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

Is Sway Chen enrolled in Medicare?

Yes. Sway Chen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sway Chen was last updated on June 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.