What is Lien Trieu's NPI number?

Lien Trieu's National Provider Identifier (NPI) is 1487185120, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lien Trieu's specialty?

Lien Trieu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Lien Trieu located?

Lien Trieu's practice location on file with NPPES is 48 W 30th Street, New York, NY 10001.

What is Lien Trieu's phone number?

The practice phone number listed in the NPPES registry for Lien Trieu is (888) 663-6331.

Does Lien Trieu accept Medicare?

Lien Trieu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Lien Trieu's NPI active?

Yes — Lien Trieu's NPI (1487185120) is active in the NPPES registry as of the last update on 2025-03-14.

IndividualActiveAccepts Medicare

Lien Trieu, DO

NPI 1487185120 · Internal Medicine Physician · New York, NY

Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Lien Trieu, DO is a Internal Medicine Physician provider in New York, NY (NPI 1487185120).

Provider details

NPI number: 1487185120
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: DO
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 304350 (NY)
Allopathic & Osteopathic Physicians
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care

Profile Score

Established profile(73/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
9 yrs in NPPES registry
Profile completeness38% of score
83% of core fields populated
Practice footprint23% of score
3 documented practice locations

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

48 W 30th Street

2nd Floor

New York, NY 10001

Phone: (888) 663-6331

Fax: (415) 252-7176

Street-level locationGet directions

More NY providers

Mailing address

129 W 29th St Fl 10

New York, NY 10001-5105

Additional practice locations (2)

35 E 21st St Fl 7
New York, NY 10010-6212
Phone: (212) 530-0659
Fax: (212) 867-4353
122 E 76th St
Suite 3a
New York, NY 10021-2833
Phone: (212) 434-6262

Enumerated: 2017-03-24
Last updated: 2025-03-14
Certified: 2025-03-14

Frequently asked questions

What is Lien Trieu's NPI number?: Lien Trieu's National Provider Identifier (NPI) is 1487185120, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Lien Trieu's specialty?: Lien Trieu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
Where is Lien Trieu located?: Lien Trieu's practice location on file with NPPES is 48 W 30th Street, New York, NY 10001.
What is Lien Trieu's phone number?: The practice phone number listed in the NPPES registry for Lien Trieu is (888) 663-6331.
Does Lien Trieu accept Medicare?: Lien Trieu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Lien Trieu's NPI active?: Yes — Lien Trieu's NPI (1487185120) is active in the NPPES registry as of the last update on 2025-03-14.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.