Kohtaro Ooka
NPI 1003233966 · Gastroenterology Physician · Bronx, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kohtaro Ooka is a Gastroenterology Physician provider in Bronx, NY (NPI 1003233966).
Provider details
- NPI number
- 1003233966
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 302700 (NY)
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
12 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
241 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) |
|---|---|---|
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 39 | $146 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $86 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 25 | $86 |
| Review By Radiologist of Image From Tube Placement Into Bile Duct Using an Endoscope74328 | 23 | $25 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 22 | $93 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 115 | 102 |
| Pantoprazole Sodium | 73 | 37 |
| Omeprazole | 32 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 27 | 26 |
| Famotidine | 17 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 16 | 15 |
| Metronidazole | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$357 across 6 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
- 2014-03-27
- Last updated
- 2024-10-02
- Certified
- 2024-10-02
Frequently asked questions
- What is Kohtaro Ooka's NPI number?
- Kohtaro Ooka's National Provider Identifier (NPI) is 1003233966, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kohtaro Ooka's specialty?
- Kohtaro Ooka is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Kohtaro Ooka located?
- Kohtaro Ooka's practice location on file with NPPES is 1825 Eastchester Rd, Bronx, NY 10461-2301.
- What is Kohtaro Ooka's phone number?
- The practice phone number listed in the NPPES registry for Kohtaro Ooka is (844) 556-6683.
- Does Kohtaro Ooka accept Medicare?
- Kohtaro Ooka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kohtaro Ooka's NPI active?
- Yes — Kohtaro Ooka's NPI (1003233966) is active in the NPPES registry as of the last update on 2024-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.