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Active NPI 1063005593 Individual Practitioner Female Practitioner

Dr. Enchi Kristina Chang , MD

Ophthalmology • Boston, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Enchi Chang, MD is a certified Ophthalmology practicing in Boston, MA. With approximately 5 years of clinical experience since graduating from Harvard Medical School in 2021, Dr. Chang delivers high-quality medical care to the local community at 243 CHARLES ST.

Dr. Chang is affiliated with Massachusetts Eye And Ear Associates, Inc and accepts Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

243 Charles St

Boston, MA 021143002

Telephone 6175734443
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Harvard Medical School

Graduation Year

2021

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Boston, MA

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
5 Yrs -14.9 yrs vs City Avg
City Avg: 19.9 Yrs
State Avg: 30.8 Yrs
Regional Practice Density
339 Specialists

Practicing in Boston, MA (841 Statewide)

Telehealth Adoption Rate
5.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Chang (5 Years) 5 Yrs
Boston Specialty Average (19.9 Years) 19.9 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-07-09
Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License MA 1022381

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Hospital & Practice Group Affiliations

Massachusetts Eye And Ear Associates, Inc

243 Charles St, Boston, MA 021143002

Phone: 6175237900

Practice Associates & Co-Workers

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

19 Associated Practitioners
NPI 1003557331

Doctor of Medicine (M.D.)

NPI 1033798152

Doctor of Medicine (M.D.)

NPI 1174028096

Doctor of Medicine (M.D.)

NPI 1174938120

Doctor of Medicine (M.D.)

Joshua Ong

Ophthalmology

NPI 1194461657
Maryam Tahvildari

Ophthalmology

NPI 1215387816

Career & Practice History Timeline

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

11 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 09, 2025

Ophthalmology (License #1022381 in MA)

📍
Updated Business Mailing Address December 14, 2021

Registered at 243 CHARLES ST, BOSTON, MA 021143002

📍
Updated Business Mailing Address July 15, 2021

Registered at 120 PLEASANT ST UNIT 202, WATERTOWN, MA 024722393 (Tel: 6172300542)

👤
Provider Name / Credentials Updated July 15, 2021

Recorded as ENCHI CHANG, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 15, 2021

Internal Medicine (License #287588 in MA)

NPI Profile Active February 16, 2021

NPI status registered as active in NPPES database

📍
Updated Practice Location February 16, 2021

Registered at 243 CHARLES ST, BOSTON, MA 021143002 (Tel: 6175237900)

📍
Updated Business Mailing Address February 16, 2021

Registered at 39 LEWIS RD, BELMONT, MA 024783422 (Tel: 6172300542)

👤
Provider Name / Credentials Updated February 16, 2021

Recorded as ENCHI CHANG, AB

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 16, 2021

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration February 16, 2021

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: 1063005593
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 16, 2021
Last Update: July 09, 2025
Sole Proprietor: No

Mailing Address

243 Charles St

Boston, MA 021143002

Phone: 6175734443

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.