Nancy Sideri, H.I.S.
NPI 1265625750 · Hearing Instrument Specialist · Merrimac, MA
Nancy Sideri, H.I.S. is a Hearing Instrument Specialist provider in Merrimac, MA (NPI 1265625750).
Provider details
- NPI number
- 1265625750
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Credential
- H.I.S.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 186-1 (MA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2007-08-20
- Last updated
- 2007-08-20
Frequently asked questions
- What is Nancy Sideri's NPI number?
- Nancy Sideri's National Provider Identifier (NPI) is 1265625750, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Sideri's specialty?
- Nancy Sideri is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Nancy Sideri located?
- Nancy Sideri's practice location on file with NPPES is 5 E Main St Ste 1, Merrimac, MA 01860-2005.
- What is Nancy Sideri's phone number?
- The practice phone number listed in the NPPES registry for Nancy Sideri is (978) 346-4400.
- Is Nancy Sideri's NPI active?
- Yes — Nancy Sideri's NPI (1265625750) is active in the NPPES registry as of the last update on 2007-08-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.