Grant L Y Chen MD LLC
NPI 1407145444 · Internal Medicine Physician · Honolulu, HI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Grant L Y Chen MD LLC is a Internal Medicine Physician organization in Honolulu, HI (NPI 1407145444).
Provider details
- NPI number
- 1407145444
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Grant Chen, Owner/Member(808) 255-6229
- License
- 14305 (HI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Mailing address
Other names (DBA / former)
- Doing business as
- Grant L Y Chen MD
Registry dates
- Enumerated
- 2011-03-30
- Last updated
- 2016-09-08
Frequently asked questions
- What is Grant L Y Chen MD LLC's NPI number?
- Grant L Y Chen MD LLC's National Provider Identifier (NPI) is 1407145444, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Grant L Y Chen MD LLC?
- Grant L Y Chen MD LLC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Grant L Y Chen MD LLC located?
- Grant L Y Chen MD LLC's practice location on file with NPPES is 1301 Punchbowl St, Honolulu, HI 96813-2402.
- What is Grant L Y Chen MD LLC's phone number?
- The practice phone number listed in the NPPES registry for Grant L Y Chen MD LLC is (808) 255-6229.
- Does Grant L Y Chen MD LLC accept Medicare?
- Grant L Y Chen MD LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Grant L Y Chen MD LLC?
- The authorized official listed on Grant L Y Chen MD LLC's NPPES record is Grant Chen, Owner/Member. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Grant L Y Chen MD LLC's NPI active?
- Yes — Grant L Y Chen MD LLC's NPI (1407145444) is active in the NPPES registry as of the last update on 2016-09-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.