Benton Chun, M.D.
NPI 1821176454 · Obstetrics & Gynecology Physician · Honolulu, HI
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benton Chun, M.D. is a Obstetrics & Gynecology Physician provider in Honolulu, HI (NPI 1821176454).
Provider details
- NPI number
- 1821176454
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3781 (HI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
360 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 212 | $91 |
| Limited Ultrasound Scan of Pelvis76857 | 39 | $51 |
| Manual Urinalysis Test With Examination Using Microscope, Non-Automated81000 | 39 | $4 |
| Wet Mounts, Including Preparations of Vaginal, Cervical Or Skin SpecimensQ0111 | 28 | $16 |
| All Potassium Hydroxide (koh) PreparationsQ0112 | 28 | $5 |
| Ultrasound Scan of Uterus, Ovaries, Tubes, Cervix and Pelvic Area Through Vagina76830 | 14 | $124 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alendronate Sodium | 242 | 82 |
| Denosumabbrand: Prolia | 61 | 34 |
| Estradiolbrand: Yuvafem | 60 | 19 |
| Estradiol | 33 | 11 |
| Estradiolbrand: Estradiol (twice Weekly) | 19 | — |
| Risedronate Sodium | 18 | — |
| Valacyclovir Hclbrand: Valacyclovir | 15 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$349 across 14 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2007-11-17
Frequently asked questions
- What is Benton Chun's NPI number?
- Benton Chun's National Provider Identifier (NPI) is 1821176454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benton Chun's specialty?
- Benton Chun is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Benton Chun located?
- Benton Chun's practice location on file with NPPES is 1329 Lusitana St, Honolulu, HI 96813-2429.
- What is Benton Chun's phone number?
- The practice phone number listed in the NPPES registry for Benton Chun is (808) 523-8868.
- Does Benton Chun accept Medicare?
- Benton Chun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benton Chun's NPI active?
- Yes — Benton Chun's NPI (1821176454) is active in the NPPES registry as of the last update on 2007-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.