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STEPHAN ONG TONE MDCM, PHD, FRCSC
NPI 1538646989
Ophthalmology - Cornea and External Diseases Specialist in Boston, MA

Active since July 27, 2018
243 CHARLES ST, BOSTON, MA 02114(617) 573-4443 Get Directions Write a Review

NPPES record last updated: September 18, 2018. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 18, 2018, Jul 27, 2018 (2 updates tracked since 2018).

About Stephan Ong Tone Mdcm, Phd, Frcsc NPPES

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

STEPHAN ONG TONE MDCM, PHD, FRCSC (NPI 1538646989) is an individual cornea and external diseases specialist in Boston, Massachusetts, licensed in Massachusetts (274508) and active in the NPI registry since July 2018.

NPPES Registry Identity

NPI1538646989
Entity TypeIndividualMale
Primary Taxonomy207WX0120X
Provider Legal NameSTEPHAN ONG TONECredential: MDCM, PHD, FRCSC
Location Address243 CHARLES STBoston, MA 02114-3096
Mailing Address243 Charles StBoston, MA 02114-3002 · (617) 573-4443
Phone(617) 573-4443
Sole ProprietorNo
Enumeration DateJuly 27, 2018
Last NPPES UpdateSeptember 18, 20182 updates tracked since enumeration
✔ NPI 1538646989 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmology · Cornea and External Diseases SpecialistAllopathic & Osteopathic Physicians
Taxonomy Code207WX0120X
License✔ Licensed in MA · 274508
Definition
An ophthalmologist who specializes in diseases of the cornea, sclera, eyelids, conjunctiva, and anterior segment of the eye.
243 CHARLES ST, Boston, MA 02114
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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.

CARLA PETERSEN AU.D., CCC-A
Audiologist
243 CHARLES ST, AUDIOLOGY DEPARTMENT
BOSTON, MA 02114
Suffolk County (617) 573-3266
DR. RYAN CARLSON MD PHD
Student in an Organized Health Care Education/Training Program
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 523-7900
MASSACHUSETTS EYE AND EAR INFIRMARY
Eyewear Supplier
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 573-3182
DANIEL ROBERT LEFEBVRE M.D.
Ophthalmology
243 CHARLES ST, 10TH FLOOR -- OPHTHALMIC PLASTIC SURGERY
BOSTON, MA 02114
Suffolk County (617) 523-7900
ELLIOTT D. KOZIN MD
Otolaryngology
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 573-6545
DR. LUCIA K SOMBERG MD, MPH
Emergency Medicine
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 573-3431
MS. JANET ENGLISH HUETTIG LICSW
Social Worker (Clinical)
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 573-3548
KYUNG OH DO, MS
Anesthesiology
243 CHARLES ST
BOSTON, MA 02114
Suffolk County (617) 573-3380

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 Stephan Ong Tone's NPI number?

The NPI number for Stephan Ong Tone is 1538646989. It was assigned to this individual provider in the NPPES registry on July 27, 2018.

Where is Stephan Ong Tone located?

Stephan Ong Tone practices at 243 Charles St, Boston, MA 02114. The listed phone number is (617) 573-4443.

What is Stephan Ong Tone's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Cornea and External Diseases Specialist, with taxonomy code 207WX0120X.

When was this NPI record last updated?

The NPPES record for Stephan Ong Tone was last updated on September 18, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.