James Han
NPI 1225424476 · Student in an Organized Health Care Education/Training Program · New York, NY
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Han is a Student in an Organized Health Care Education/Training Program provider in New York, NY (NPI 1225424476).
Provider details
- NPI number
- 1225424476
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,015 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Stereoscopic X-Ray Guidance for Localization of Target Volume for the Delivery of Radiation TherapyG6002 | 556 | $19 |
| Calculation of Radiation Therapy Dose77300 | 108 | $29 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 89 | $174 |
| Design and Construction of Complex Radiation Treatment Device77334 | 78 | $54 |
| Complex Radiation Therapy Planning77263 | 37 | $155 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 32 | $122 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-04-14
- Last updated
- 2015-04-14
Frequently asked questions
- What is James Han's NPI number?
- James Han's National Provider Identifier (NPI) is 1225424476, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Han's specialty?
- James Han 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 James Han located?
- James Han's practice location on file with NPPES is 420 E 70th St # 8n, New York, NY 10021-5320.
- What is James Han's phone number?
- The practice phone number listed in the NPPES registry for James Han is (917) 727-1343.
- Does James Han accept Medicare?
- James Han is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Han's NPI active?
- Yes — James Han's NPI (1225424476) is active in the NPPES registry as of the last update on 2015-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.