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YEONJAY SUNG M.D.
NPI 1669300380
Student in an Organized Health Care Education/Training Program in Boston, MA

Active since May 12, 2026
736 CAMBRIDGE STREET, BOSTON, MA 02135(617) 799-6342 Get Directions Write a Review

NPPES record last updated: July 22, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Jul 22, 2026, May 12, 2026 (2 updates tracked since 2026).

About Yeonjay Sung M.d. NPPES

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

YEONJAY SUNG M.D. (NPI 1669300380) is an individual student in an organized health care education/training program in Boston, Massachusetts and active in the NPI registry since May 2026.

NPPES Registry Identity

NPI1669300380
Entity TypeIndividualFemale
Primary Taxonomy390200000X
Provider Legal NameYEONJAY SUNGCredential: M.D.
Location Address736 CAMBRIDGE STREETBoston, MA 02135
Mailing Address736 Cambridge StreetBoston, MA 02135 · (617) 799-6342
Phone(617) 799-6342
Sole ProprietorNo
Enumeration DateMay 12, 2026
Last NPPES UpdateJuly 22, 20262 updates tracked since enumeration
NPPES CertifiedJuly 22, 2026
✔ NPI 1669300380 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
736 CAMBRIDGE STREET, Boston, MA 02135
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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.

DR. LUCA M BIGATELLO MD
Anesthesiology
736 CAMBRIDGE STREET
BOSTON, MA 02135
Suffolk County (617) 789-2782
MR. MINH QUANG THUAN TRAN M.D.
Internal Medicine
736 CAMBRIDGE STREET
BOSTON, MA 02135
Suffolk County (617) 789-3000
MS. SHARON MARIE KADEN PA
Physician Assistant
736 CAMBRIDGE STREET
BRIGHTON, MA 02135
Suffolk County (617) 632-6464
OGHOSA CLINTON IBUDE M.D.
Student in an Organized Health Care Education/Training Program
736 CAMBRIDGE STREET
BOSTON, MA 02135
Suffolk County (617) 779-6342
DR. ANDREW L STERNLICHT
Anesthesiology
736 CAMBRIDGE STREET
BRIGHTON, MA 02135
Suffolk County (617) 789-2782
MAKSIM ISACHANKA M.D.
Student in an Organized Health Care Education/Training Program
736 CAMBRIDGE STREET, MOB SUITE 308
BOSTON, MA 02135
Suffolk County (617) 779-6342
NANCY ADAMS WIMS
Physical Therapist
736 CAMBRIDGE STREET
BRIGHTON, MA 02135
Suffolk County (617) 789-3000
DR. DANIEL ISAIAH GREENE M.D.
Psychiatry & Neurology (Psychiatry)
736 CAMBRIDGE STREET, CARITAS ST. ELIZABETH'S MEDICAL CENTER
BOSTON, MA 02135
Suffolk County (617) 789-3070

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 Yeonjay Sung's NPI number?

The NPI number for Yeonjay Sung is 1669300380. It was assigned to this individual provider in the NPPES registry on May 12, 2026.

Where is Yeonjay Sung located?

Yeonjay Sung practices at 736 Cambridge Street, Boston, MA 02135. The listed phone number is (617) 799-6342.

What is Yeonjay Sung's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

When was this NPI record last updated?

The NPPES record for Yeonjay Sung was last updated on July 22, 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.