Catherine Tsang, M.D.
NPI 1154525368 · Family Medicine Physician · Waianae, HI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Tsang, M.D. is a Family Medicine Physician provider in Waianae, HI (NPI 1154525368).
Provider details
- NPI number
- 1154525368
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD-14843 (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
19 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 163 | 30 |
| Metformin Hclbrand: Metformin Hcl Er | 111 | 19 |
| Lisinopril | 99 | 20 |
| Rosuvastatin Calcium | 83 | 20 |
| Losartan Potassium | 77 | 18 |
| Amlodipine Besylate | 73 | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-12
- Last updated
- 2011-12-02
Frequently asked questions
- What is Catherine Tsang's NPI number?
- Catherine Tsang's National Provider Identifier (NPI) is 1154525368, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Tsang's specialty?
- Catherine Tsang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Catherine Tsang located?
- Catherine Tsang's practice location on file with NPPES is 86-260 Farrington Hwy, Waianae, HI 96792-3128.
- What is Catherine Tsang's phone number?
- The practice phone number listed in the NPPES registry for Catherine Tsang is (808) 697-3300.
- Does Catherine Tsang accept Medicare?
- Catherine Tsang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Tsang's NPI active?
- Yes — Catherine Tsang's NPI (1154525368) is active in the NPPES registry as of the last update on 2011-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.