James Hansen, MD
NPI 1356501589 · Radiation Oncology Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Hansen, MD is a Radiation Oncology Physician provider in New Haven, CT (NPI 1356501589).
Provider details
- NPI number
- 1356501589
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 050686 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
923 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) |
|---|---|---|
| Calculation of Radiation Therapy Dose77300 | 481 | $33 |
| Design and Construction of Complex Radiation Treatment Device77334 | 188 | $62 |
| Complex Radiation Therapy Planning77263 | 55 | $173 |
| 3d Radiation Therapy Planning77295 | 55 | $230 |
| Management of Complete Single Session Course of Cranial Lesion Surgery Using Radiation77432 | 52 | $437 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 37 | $186 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-11
- Last updated
- 2012-07-06
Frequently asked questions
- What is James Hansen's NPI number?
- James Hansen's National Provider Identifier (NPI) is 1356501589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Hansen's specialty?
- James Hansen is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is James Hansen located?
- James Hansen's practice location on file with NPPES is 35 Park St, New Haven, CT 06519-1110.
- What is James Hansen's phone number?
- The practice phone number listed in the NPPES registry for James Hansen is (203) 200-2100.
- Does James Hansen accept Medicare?
- James Hansen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Hansen's NPI active?
- Yes — James Hansen's NPI (1356501589) is active in the NPPES registry as of the last update on 2012-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.