Irene Hwang, M.D.
NPI 1548550114 · Family Medicine Physician · Kahuku, HI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Irene Hwang, M.D. is a Family Medicine Physician provider in Kahuku, HI (NPI 1548550114).
Provider details
- NPI number
- 1548550114
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 16712 (HI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
271 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 121 | $82 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 52 | $72 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 46 | $60 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 30 | $125 |
| Administration of Influenza Virus VaccineG0008 | 22 | $22 |
Typical Medicare-allowed amounts for these services range $22–$125 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 64 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 153 | 54 |
| Losartan Potassium | 127 | 41 |
| Amlodipine Besylate | 99 | 36 |
| Metoprolol Succinate | 92 | 32 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 72 | — |
| Levothyroxine Sodium | 62 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-04-15
- Last updated
- 2016-03-23
Frequently asked questions
- What is Irene Hwang's NPI number?
- Irene Hwang's National Provider Identifier (NPI) is 1548550114, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Irene Hwang's specialty?
- Irene Hwang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Irene Hwang located?
- Irene Hwang's practice location on file with NPPES is 56-119 Pualalea St, Kahuku, HI 96731-2052.
- What is Irene Hwang's phone number?
- The practice phone number listed in the NPPES registry for Irene Hwang is (808) 293-9261.
- Does Irene Hwang accept Medicare?
- Irene Hwang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Irene Hwang's NPI active?
- Yes — Irene Hwang's NPI (1548550114) is active in the NPPES registry as of the last update on 2016-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.