IndividualActive
Derek Stiles, PHD
NPI 1750436150 · Audiologist · Boston, MA
Provider details
- NPI number
- 1750436150
- Entity type
- Individual
- Primary specialty
- AudiologistSpeech, Language and Hearing Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 2119 (CA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Speech, Language and Hearing Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
333 Longwood Ave
Third Floor
Boston, MA 02115
Phone: (617) 355-6461
Fax: (312) 942-7068
Street-level locationGet directions
Mailing address
333 Longwood Ave
Boston, MA 02115
Registry dates
- Enumerated
- 2007-01-24
- Last updated
- 2018-07-09
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.