Sydney Tatsuno, MD
NPI 1467547307 · Internal Medicine Physician · Hilo, HI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sydney Tatsuno, MD is a Internal Medicine Physician provider in Hilo, HI (NPI 1467547307).
Provider details
- NPI number
- 1467547307
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD4671 (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
4,012 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,637 | $75 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 1,277 | $70 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 229 | $4 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 218 | $32 |
| Administration of Influenza Virus VaccineG0008 | 209 | $27 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 182 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 130 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pravastatin Sodium | 590 | 189 |
| Amlodipine Besylate | 538 | 161 |
| Atorvastatin Calcium | 442 | 129 |
| Ezetimibe | 317 | 112 |
| Losartan Potassium | 265 | 78 |
| Pantoprazole Sodium | 228 | 74 |
| Allopurinol | 224 | 61 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$272 across 17 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
- 2006-10-04
- Last updated
- 2007-10-25
Frequently asked questions
- What is Sydney Tatsuno's NPI number?
- Sydney Tatsuno's National Provider Identifier (NPI) is 1467547307, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Tatsuno's specialty?
- Sydney Tatsuno is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sydney Tatsuno located?
- Sydney Tatsuno's practice location on file with NPPES is 868 Ululani St, Hilo, HI 96720-3913.
- What is Sydney Tatsuno's phone number?
- The practice phone number listed in the NPPES registry for Sydney Tatsuno is (808) 969-1671.
- Does Sydney Tatsuno accept Medicare?
- Sydney Tatsuno is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sydney Tatsuno's NPI active?
- Yes — Sydney Tatsuno's NPI (1467547307) is active in the NPPES registry as of the last update on 2007-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.