Joseph Contessa, M.D., PH.D.
NPI 1639298318 · Radiation Oncology Physician · New Haven, CT
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Contessa, M.D., PH.D. is a Radiation Oncology Physician provider in New Haven, CT (NPI 1639298318).
Provider details
- NPI number
- 1639298318
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA12833800 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
335 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) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 204 | $46 |
| Stereoscopic X-Ray Guidance for Localization of Target Volume for the Delivery of Radiation TherapyG6002 | 58 | $21 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 44 | $197 |
| Design and Construction of Complex Radiation Treatment Device77334 | 18 | $62 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 11 | $187 |
Typical Medicare-allowed amounts for these services range $21–$197 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-27
- Last updated
- 2025-11-13
- Certified
- 2025-11-13
Frequently asked questions
- What is Joseph Contessa's NPI number?
- Joseph Contessa's National Provider Identifier (NPI) is 1639298318, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Contessa's specialty?
- Joseph Contessa is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Contessa located?
- Joseph Contessa's practice location on file with NPPES is 333 Cedar St, New Haven, CT 06510-3206.
- What is Joseph Contessa's phone number?
- The practice phone number listed in the NPPES registry for Joseph Contessa is (203) 688-4344.
- Does Joseph Contessa accept Medicare?
- Joseph Contessa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Contessa's NPI active?
- Yes — Joseph Contessa's NPI (1639298318) is active in the NPPES registry as of the last update on 2025-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.