Derek Stiles, PHD
NPI 1750436150 · Audiologist · Boston, MA
Enrolled with Medicare as Practitioner - Qualified Audiologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Stiles, PHD is a Audiologist provider in Boston, MA (NPI 1750436150).
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
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
Mailing address
Registry dates
- Enumerated
- 2007-01-24
- Last updated
- 2018-07-09
Frequently asked questions
- What is Derek Stiles's NPI number?
- Derek Stiles's National Provider Identifier (NPI) is 1750436150, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Stiles's specialty?
- Derek Stiles is listed in the NPPES registry with a primary specialty of Audiologist (Speech, Language and Hearing Service Providers).
- Where is Derek Stiles located?
- Derek Stiles's practice location on file with NPPES is 333 Longwood Ave, Boston, MA 02115.
- What is Derek Stiles's phone number?
- The practice phone number listed in the NPPES registry for Derek Stiles is (617) 355-6461.
- Does Derek Stiles accept Medicare?
- Derek Stiles is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Stiles's NPI active?
- Yes — Derek Stiles's NPI (1750436150) is active in the NPPES registry as of the last update on 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.