Maria Letizia, B.C.-H.I.S.
NPI 1659623403 · Hearing Instrument Specialist · Norridge, IL
Maria Letizia, B.C.-H.I.S. is a Hearing Instrument Specialist provider in Norridge, IL (NPI 1659623403).
Provider details
- NPI number
- 1659623403
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Credential
- B.C.-H.I.S.
- Sex
- Female
- Sole proprietor
- No
- License
- 2973 (IL)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
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
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 530 N Hough St Ste 120Barrington, IL 60010-3176Phone: (847) 842-8110Fax: (847) 842-8113
Registry dates
- Enumerated
- 2012-10-03
- Last updated
- 2019-08-01
Frequently asked questions
- What is Maria Letizia's NPI number?
- Maria Letizia's National Provider Identifier (NPI) is 1659623403, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Letizia's specialty?
- Maria Letizia is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Maria Letizia located?
- Maria Letizia's practice location on file with NPPES is 8305 W Lawrence Ave, Norridge, IL 60706-3129.
- What is Maria Letizia's phone number?
- The practice phone number listed in the NPPES registry for Maria Letizia is (219) 472-0953.
- Is Maria Letizia's NPI active?
- Yes — Maria Letizia's NPI (1659623403) is active in the NPPES registry as of the last update on 2019-08-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.