Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1043012131 Individual Practitioner Female Practitioner

Dr. Stella Xiyun Chen , MD, PhD

Internal Medicine • Cambridge, MA

Professional Overview & Biography Verified Profile Summary

Dr. Stella Chen, MD, PhD is a registered healthcare professional specializing in Internal Medicine in Cambridge, MA. Practice services are available at 330 MOUNT AUBURN ST under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

330 Mount Auburn St

Cambridge, MA 021385502

Telephone 6174923500
Associated Practice Facility / Clinic
🏢 Mount Auburn Hospital Facility NPI 1689670259

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Cambridge, MA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 22.6 Yrs
State Avg: 29.3 Yrs
Regional Practice Density
309 Specialists

Practicing in Cambridge, MA (7127 Statewide)

Telehealth Adoption Rate
23.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2025-08-02
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MA 3018380

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Secondary Practice Locations

800 Washington St

Boston, MA 021111552

Phone: 6176365000

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
Dr. Alaaeldin Ahmed , MD

Student in an Organized Health Care Education/Training Program

NPI 1013515279

Doctor of Medicine (M.D.)

Pavlina Chrysafi

Student in an Organized Health Care Education/Training Program

NPI 1023767159
Dr. Sena Cakir Colak , MD

Student in an Organized Health Care Education/Training Program

NPI 1023858628

Doctor of Medicine (M.D.)

Dr. Donald Romanelli , MD

Radiology - Diagnostic Radiology

NPI 1033105754

Doctor of Medicine (M.D.)

NPI 1033260930

Doctor of Medicine (M.D.)

Dr. Liyang Chen , MD

Internal Medicine

NPI 1033558945

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

10 Historical Events
📍
Updated Practice Location August 02, 2025

Registered at 330 MOUNT AUBURN ST, CAMBRIDGE, MA 021385502 (Tel: 6174923500)

📍
Updated Business Mailing Address August 02, 2025

Registered at 449 CANAL ST APT 216, SOMERVILLE, MA 021454348 (Tel: 5104498877)

👤
Provider Name / Credentials Updated August 02, 2025

Recorded as STELLA CHEN, MD, PHD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 02, 2025

Internal Medicine (License #3018380 in MA)

NPI Profile Active March 27, 2025

NPI status registered as active in NPPES database

📍
Updated Practice Location March 27, 2025

Registered at 800 WASHINGTON ST, BOSTON, MA 021111552 (Tel: 6176365000)

📍
Updated Business Mailing Address March 27, 2025

Registered at 449 CANAL ST APT 446, SOMERVILLE, MA 021454359 (Tel: 5104498877)

👤
Provider Name / Credentials Updated March 27, 2025

Recorded as STELLA CHEN

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 27, 2025

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration March 27, 2025

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1043012131
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 27, 2025
Last Update: August 02, 2025
Sole Proprietor: No

Mailing Address

449 Canal St Apt 216

Somerville, MA 021454348

Phone: 5104498877

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.