Donald G Rosenthal MD
NPI 1104830975 · Internal Medicine Physician · Waterbury, CT
Donald G Rosenthal MD is a Internal Medicine Physician organization in Waterbury, CT (NPI 1104830975).
Provider details
- NPI number
- 1104830975
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Donald Rosenthal, Owner Physician(203) 574-5650
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
- 2006-07-28
- Last updated
- 2007-12-03
Frequently asked questions
- What is Donald G Rosenthal MD's NPI number?
- Donald G Rosenthal MD's National Provider Identifier (NPI) is 1104830975, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Donald G Rosenthal MD?
- Donald G Rosenthal MD is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Donald G Rosenthal MD located?
- Donald G Rosenthal MD's practice location on file with NPPES is 447 Meriden Rd, Waterbury, CT 06705.
- What is Donald G Rosenthal MD's phone number?
- The practice phone number listed in the NPPES registry for Donald G Rosenthal MD is (203) 574-5650.
- Who is the authorized official for Donald G Rosenthal MD?
- The authorized official listed on Donald G Rosenthal MD's NPPES record is Donald Rosenthal, Owner Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Donald G Rosenthal MD's NPI active?
- Yes — Donald G Rosenthal MD's NPI (1104830975) is active in the NPPES registry as of the last update on 2007-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.