Mark Heiser, HIS
NPI 1619449477 · Hearing Instrument Specialist · Lake Havasu City, AZ
Mark Heiser, HIS is a Hearing Instrument Specialist provider in Lake Havasu City, AZ (NPI 1619449477).
Provider details
- NPI number
- 1619449477
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Credential
- HIS
- Sex
- Male
- Sole proprietor
- No
- License
- HADE9721 (AZ)
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
7 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
- 2018-12-18
- Last updated
- 2018-12-18
Frequently asked questions
- What is Mark Heiser's NPI number?
- Mark Heiser's National Provider Identifier (NPI) is 1619449477, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Heiser's specialty?
- Mark Heiser is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Mark Heiser located?
- Mark Heiser's practice location on file with NPPES is 1930 Mesquite Ave, Lake Havasu City, AZ 86403-5674.
- What is Mark Heiser's phone number?
- The practice phone number listed in the NPPES registry for Mark Heiser is (928) 855-5252.
- Is Mark Heiser's NPI active?
- Yes — Mark Heiser's NPI (1619449477) is active in the NPPES registry as of the last update on 2018-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.