Oki Ishikawa
NPI 1740690890 · Student in an Organized Health Care Education/Training Program · New York, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Oki Ishikawa is a Student in an Organized Health Care Education/Training Program provider in New York, NY (NPI 1740690890).
Provider details
- NPI number
- 1740690890
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,650 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) |
|---|---|---|
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 205 | $11 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 205 | $10 |
| Test for Exercise-Induced Lung Stress94618 | 160 | $24 |
| Test to Determine Lung Volumes Using Gas Dilution Or Washout94727 | 138 | $13 |
| Critical Care, First 30-74 Minutes99291 | 123 | $242 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 116 | $106 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 127 | 60 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 71 | 16 |
| Prednisone | 51 | 31 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 41 | — |
| Budesonide/Glycopyr/Formoterolbrand: Breztri Aerosphere | 36 | — |
| Umeclidinium Brm/Vilanterol Trbrand: Anoro Ellipta | 30 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$13 across 1 record (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
- 2014-04-29
- Last updated
- 2014-04-29
Frequently asked questions
- What is Oki Ishikawa's NPI number?
- Oki Ishikawa's National Provider Identifier (NPI) is 1740690890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Oki Ishikawa's specialty?
- Oki Ishikawa is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Oki Ishikawa located?
- Oki Ishikawa's practice location on file with NPPES is 100 E 77th St, New York, NY 10075-1850.
- What is Oki Ishikawa's phone number?
- The practice phone number listed in the NPPES registry for Oki Ishikawa is (212) 434-2000.
- Does Oki Ishikawa accept Medicare?
- Oki Ishikawa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Oki Ishikawa's NPI active?
- Yes — Oki Ishikawa's NPI (1740690890) is active in the NPPES registry as of the last update on 2014-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.