OrganizationActive
Joseph B. Guarnaccia, MD, LLC
NPI 1053545616 · Neurology Physician · Derby, CT
Joseph B. Guarnaccia, MD, LLC is a Neurology Physician organization in Derby, CT (NPI 1053545616).
Provider details
- NPI number
- 1053545616
- Entity type
- Organization
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Joseph Guarnaccia, Sole Owner(203) 732-1290
- License
- 031179 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
130 Division St
Mstc, C/O Griffin Hospital
Derby, CT 06418-1326
Phone: (203) 732-1290
Fax: (302) 732-1299
Approximate (ZIP-level) locationGet directions
Mailing address
130 Division St
Derby, CT 06418-1326
Registry dates
- Enumerated
- 2009-05-12
- Last updated
- 2009-05-12
Frequently asked questions
- What is Joseph B. Guarnaccia, MD, LLC's NPI number?
- Joseph B. Guarnaccia, MD, LLC's National Provider Identifier (NPI) is 1053545616, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Joseph B. Guarnaccia, MD, LLC?
- Joseph B. Guarnaccia, MD, LLC is classified in the NPPES registry as Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph B. Guarnaccia, MD, LLC located?
- Joseph B. Guarnaccia, MD, LLC's practice location on file with NPPES is 130 Division St, Derby, CT 06418-1326.
- What is Joseph B. Guarnaccia, MD, LLC's phone number?
- The practice phone number listed in the NPPES registry for Joseph B. Guarnaccia, MD, LLC is (203) 732-1290.
- Who is the authorized official for Joseph B. Guarnaccia, MD, LLC?
- The authorized official listed on Joseph B. Guarnaccia, MD, LLC's NPPES record is Joseph Guarnaccia, Sole Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Joseph B. Guarnaccia, MD, LLC's NPI active?
- Yes — Joseph B. Guarnaccia, MD, LLC's NPI (1053545616) is active in the NPPES registry as of the last update on 2009-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.