Lydia Xiong, AU.D.
NPI 1669046165 · Audiologist · Madison, WI
Enrolled with Medicare as Practitioner - Qualified Audiologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lydia Xiong, AU.D. is a Audiologist provider in Madison, WI (NPI 1669046165).
Provider details
- NPI number
- 1669046165
- Entity type
- Individual
- Primary specialty
- AudiologistSpeech, Language and Hearing Service Providers
- Credential
- AU.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Speech, Language and Hearing Service Providers
- Audiologist231H00000X
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
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2021-05-18
- Last updated
- 2022-10-25
- Certified
- 2022-10-25
Frequently asked questions
- What is Lydia Xiong's NPI number?
- Lydia Xiong's National Provider Identifier (NPI) is 1669046165, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lydia Xiong's specialty?
- Lydia Xiong is listed in the NPPES registry with a primary specialty of Audiologist (Speech, Language and Hearing Service Providers).
- Where is Lydia Xiong located?
- Lydia Xiong's practice location on file with NPPES is 600 Highland Ave, Madison, WI 53792-4199.
- What is Lydia Xiong's phone number?
- The practice phone number listed in the NPPES registry for Lydia Xiong is (608) 262-3147.
- Does Lydia Xiong accept Medicare?
- Lydia Xiong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lydia Xiong's NPI active?
- Yes — Lydia Xiong's NPI (1669046165) is active in the NPPES registry as of the last update on 2022-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.