Koji Haratani, MD.PHD.
NPI 1366236408 · Medical Oncology Physician · Boston, MA
Koji Haratani, MD.PHD. is a Medical Oncology Physician provider in Boston, MA (NPI 1366236408).
Provider details
- NPI number
- 1366236408
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD.PHD.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2025-04-05
- Last updated
- 2025-05-27
- Certified
- 2025-05-27
Frequently asked questions
- What is Koji Haratani's NPI number?
- Koji Haratani's National Provider Identifier (NPI) is 1366236408, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Koji Haratani's specialty?
- Koji Haratani is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Koji Haratani located?
- Koji Haratani's practice location on file with NPPES is 450 Brookline Ave, Boston, MA 02215-5450.
- What is Koji Haratani's phone number?
- The practice phone number listed in the NPPES registry for Koji Haratani is (617) 632-3000.
- Is Koji Haratani's NPI active?
- Yes — Koji Haratani's NPI (1366236408) is active in the NPPES registry as of the last update on 2025-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.