Joseph Weissberg, MD
NPI 1720193113 · Radiation Oncology Physician · Middletown, CT
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Weissberg, MD is a Radiation Oncology Physician provider in Middletown, CT (NPI 1720193113).
Provider details
- NPI number
- 1720193113
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 02174 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% 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
- 2006-08-19
- Last updated
- 2010-11-16
Frequently asked questions
- What is Joseph Weissberg's NPI number?
- Joseph Weissberg's National Provider Identifier (NPI) is 1720193113, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Weissberg's specialty?
- Joseph Weissberg is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Weissberg located?
- Joseph Weissberg's practice location on file with NPPES is 536 Saybrook Road, Middletown, CT 06457.
- What is Joseph Weissberg's phone number?
- The practice phone number listed in the NPPES registry for Joseph Weissberg is (860) 358-2100.
- Does Joseph Weissberg accept Medicare?
- Joseph Weissberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Weissberg's NPI active?
- Yes — Joseph Weissberg's NPI (1720193113) is active in the NPPES registry as of the last update on 2010-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.