Sonia Rehagen, AU.D
NPI 1578125670 · Audiologist · Palo Alto, CA
Enrolled with Medicare as Practitioner - Qualified Audiologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sonia Rehagen, AU.D is a Audiologist provider in Palo Alto, CA (NPI 1578125670).
Provider details
- NPI number
- 1578125670
- Entity type
- Individual
- Primary specialty
- AudiologistSpeech, Language and Hearing Service Providers
- Credential
- AU.D
- Sex
- Female
- Sole proprietor
- No
- License
- 31085 (OR)
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
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
- 2019-06-28
- Last updated
- 2023-08-08
- Certified
- 2023-08-08
Frequently asked questions
- What is Sonia Rehagen's NPI number?
- Sonia Rehagen's National Provider Identifier (NPI) is 1578125670, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonia Rehagen's specialty?
- Sonia Rehagen is listed in the NPPES registry with a primary specialty of Audiologist (Speech, Language and Hearing Service Providers).
- Where is Sonia Rehagen located?
- Sonia Rehagen's practice location on file with NPPES is 725 Welch Rd, Palo Alto, CA 94304-1601.
- What is Sonia Rehagen's phone number?
- The practice phone number listed in the NPPES registry for Sonia Rehagen is (650) 498-4327.
- Does Sonia Rehagen accept Medicare?
- Sonia Rehagen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sonia Rehagen's NPI active?
- Yes — Sonia Rehagen's NPI (1578125670) is active in the NPPES registry as of the last update on 2023-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.