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Individual Healthcare Provider

Helen Yuan

NPI Record: ActiveInternal Medicine — Hematology & Oncology
NPI1376034157
Brunswick, Maine

Provider's NPPES record last updated: July 7, 2025

Overview

Entity Type
Individual Healthcare Provider
NPI
1376034157
Primary Specialty
Internal Medicine — Hematology & Oncology
Practice Location
Brunswick, Maine
Sole Proprietor
No

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 20, 2026, 12:51 PM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Internal Medicine

    Hematology & Oncology

    Allopathic & Osteopathic Physicians

    Primary

    An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

    Taxonomy code 207RH0003X
  • Internal Medicine

    Allopathic & Osteopathic Physicians

    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.

    Taxonomy code 207R00000X

Provider-Reported License Information

Internal Medicine (Maine)
MD29442
Internal Medicine (Maine)
MD29442
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

329 Maine St Ste E101

Brunswick, Maine 04011-3310

Phone: (207) 373-2266

Additional Practice Location

1514 Jefferson Hwy

Jefferson, Louisiana 70121-2429

Phone: (504) 842-3000

Additional Practice Location

159 Main St

Norway, Maine 04268-5638

Phone: (207) 743-2945

Fax: (207) 743-2751

Additional Practice Location

6 Glen Cove Dr

Rockport, Maine 04856-4272

Phone: (207) 921-8969

Fax: (207) 910-4407

Additional Practice Location

24 Miles Center Way

Damariscotta, Maine 04543-4067

Phone: (207) 563-4046

Fax: (207) 810-4994

Additional Practice Location

116 Northport Ave Ste 112

Belfast, Maine 04915-6096

Phone: (207) 505-4163

Fax: (207) 613-2570

Record Information

Enumeration Date
May 28, 2018
Provider's NPPES Record Last Updated
July 7, 2025
Certification Date
July 7, 2025
NPISignal NPPES Dataset
August 2026

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