Warren Mason, H.I.S.
NPI 1386985083 · Hearing Instrument Specialist · Sandwich, MA
Warren Mason, H.I.S. is a Hearing Instrument Specialist provider in Sandwich, MA (NPI 1386985083).
Provider details
- NPI number
- 1386985083
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Credential
- H.I.S.
- Sex
- Male
- Sole proprietor
- No
- License
- 271-1 (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
13 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
- 2013-03-06
- Last updated
- 2013-03-06
Frequently asked questions
- What is Warren Mason's NPI number?
- Warren Mason's National Provider Identifier (NPI) is 1386985083, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Warren Mason's specialty?
- Warren Mason is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Warren Mason located?
- Warren Mason's practice location on file with NPPES is 33 Jarves St, Sandwich, MA 02563-2041.
- What is Warren Mason's phone number?
- The practice phone number listed in the NPPES registry for Warren Mason is (774) 413-7353.
- Is Warren Mason's NPI active?
- Yes — Warren Mason's NPI (1386985083) is active in the NPPES registry as of the last update on 2013-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.