James Y Sim, MD LLC
NPI 1588431753 · Pediatric Cardiology Physician · Honolulu, HI
James Y Sim, MD LLC is a Pediatric Cardiology Physician organization in Honolulu, HI (NPI 1588431753).
Provider details
- NPI number
- 1588431753
- Entity type
- Organization
- Primary specialty
- Pediatric Cardiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- James Sim, Owner(808) 728-8368
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
2 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
Registry dates
- Enumerated
- 2023-12-07
- Last updated
- 2023-12-07
- Certified
- 2023-12-07
Frequently asked questions
- What is James Y Sim, MD LLC's NPI number?
- James Y Sim, MD LLC's National Provider Identifier (NPI) is 1588431753, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is James Y Sim, MD LLC?
- James Y Sim, MD LLC is classified in the NPPES registry as Pediatric Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Y Sim, MD LLC located?
- James Y Sim, MD LLC's practice location on file with NPPES is 1319 Punahou St Ste 1160, Honolulu, HI 96826-1089.
- What is James Y Sim, MD LLC's phone number?
- The practice phone number listed in the NPPES registry for James Y Sim, MD LLC is (808) 942-7707.
- Who is the authorized official for James Y Sim, MD LLC?
- The authorized official listed on James Y Sim, MD LLC's NPPES record is James Sim, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is James Y Sim, MD LLC's NPI active?
- Yes — James Y Sim, MD LLC's NPI (1588431753) is active in the NPPES registry as of the last update on 2023-12-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.