OrganizationActive
Donna J Hagberg, MD., LLC
NPI 1336328384 · Specialist · Greenwich, CT
Donna J Hagberg, MD., LLC is a Specialist organization in Greenwich, CT (NPI 1336328384).
Provider details
- NPI number
- 1336328384
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Donna Hagberg, Owner(203) 869-8353
- License
- 032695 (CT)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
1 Perryridge Rd
Greenwich, CT 06830-4607
Phone: (203) 869-8353
Fax: (203) 869-4004
Street-level locationGet directions
Mailing address
1 Perryridge Rd
Greenwich, CT 06830-4607
Registry dates
- Enumerated
- 2007-10-26
- Last updated
- 2007-10-26
Frequently asked questions
- What is Donna J Hagberg, MD., LLC's NPI number?
- Donna J Hagberg, MD., LLC's National Provider Identifier (NPI) is 1336328384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Donna J Hagberg, MD., LLC?
- Donna J Hagberg, MD., LLC is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Donna J Hagberg, MD., LLC located?
- Donna J Hagberg, MD., LLC's practice location on file with NPPES is 1 Perryridge Rd, Greenwich, CT 06830-4607.
- What is Donna J Hagberg, MD., LLC's phone number?
- The practice phone number listed in the NPPES registry for Donna J Hagberg, MD., LLC is (203) 869-8353.
- Who is the authorized official for Donna J Hagberg, MD., LLC?
- The authorized official listed on Donna J Hagberg, MD., LLC's NPPES record is Donna Hagberg, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Donna J Hagberg, MD., LLC's NPI active?
- Yes — Donna J Hagberg, MD., LLC's NPI (1336328384) is active in the NPPES registry as of the last update on 2007-10-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.