DR. I-HAN LIU, P.C.
NPI 1881814473
Dentist - Periodontics in Quincy, MA

Q: What is Dr. I-Han Liu, P.C.'s NPI number?

The NPI number for Dr. I-Han Liu, P.C. is 1881814473. It was assigned to this organization in the NPPES registry on April 26, 2007. The provider is doing business as Community Dentists Of Quincy.

Q: What is Dr. I-Han Liu, P.C.'s specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

Active since April 26, 2007

1562 HANCOCK ST, QUINCY, MA 02169(617) 472-7499 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Sep 11, 2025, Aug 22, 2020 (2 updates tracked since 2020).

On this page

About Dr. I-han Liu, P.c. NPPES

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

DR. I-HAN LIU, P.C. (NPI 1881814473), doing business as Community Dentists Of Quincy, is a healthcare organization registered as a periodontics in Quincy, Massachusetts and active in the NPI registry since April 2007. The organization lists I-han Liu, President, as its authorized official.

NPPES Registry Identity

NPI1881814473

Entity TypeOrganization

Primary Taxonomy1223P0300X

Legal Business NameDR. I-HAN LIU, P.C.

Location Address1562 HANCOCK STQuincy, MA 02169-5205

Mailing Address1562 Hancock StQuincy, MA 02169-5205 · (617) 472-7499

Phone(617) 472-7499

Organization SubpartNo

Authorized OfficialI-han LiuPresident · (617) 472-7499

Enumeration DateApril 26, 2007

Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration

✔ NPI 1881814473 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDentist · PeriodonticsDental Providers

Taxonomy Code1223P0300X

License✔ Licensed in MA · 17629

Definition

That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.

Also ListedDentist · General PracticeTaxonomy 1223G0001X · License 17842 (MA), 18625 (MA)

Other Names 1

Doing Business AsCommunity Dentists Of Quincy

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. I-HAN LIU D.M.D.

Dentist (General Practice)

1562 HANCOCK ST
QUINCY, MA 02169

Norfolk County (617) 472-7499

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 Dr. I-Han Liu, P.C.'s NPI number?

The NPI number for Dr. I-Han Liu, P.C. is 1881814473. It was assigned to this organization in the NPPES registry on April 26, 2007. The provider is doing business as Community Dentists Of Quincy.

Where is Dr. I-Han Liu, P.C. located?

Dr. I-Han Liu, P.C. is located at 1562 Hancock St, Quincy, MA 02169. The listed phone number is (617) 472-7499.

What is Dr. I-Han Liu, P.C.'s specialty?

The primary specialty registered for this NPI is Dentist, specializing in Periodontics, with taxonomy code 1223P0300X.

When was this NPI record last updated?

The NPPES record for Dr. I-Han Liu, P.C. was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.