Laura Marx, AU.D.
NPI 1649527854 · Audiologist · Mchenry, IL
Enrolled with Medicare as Practitioner - Qualified Audiologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Laura Marx, AU.D. is a Audiologist provider in Mchenry, IL (NPI 1649527854).
Provider details
- NPI number
- 1649527854
- Entity type
- Individual
- Primary specialty
- AudiologistSpeech, Language and Hearing Service Providers
- Credential
- AU.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 147.001580 (IL)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Speech, Language and Hearing Service Providers
Speech, Language and Hearing Service Providers
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
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 1530 N Randall Rd Ste 110Elgin, IL 60123-7878Phone: (847) 741-8694Fax: (847) 741-2818
- 5729 75th StKenosha, WI 53142-3603Phone: (262) 942-7200Fax: (262) 942-7201
Registry dates
- Enumerated
- 2012-08-07
- Last updated
- 2021-12-01
- Certified
- 2021-12-01
Frequently asked questions
- What is Laura Marx's NPI number?
- Laura Marx's National Provider Identifier (NPI) is 1649527854, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Laura Marx's specialty?
- Laura Marx is listed in the NPPES registry with a primary specialty of Audiologist (Speech, Language and Hearing Service Providers).
- Where is Laura Marx located?
- Laura Marx's practice location on file with NPPES is 5400 W Elm St, Mchenry, IL 60050-4010.
- What is Laura Marx's phone number?
- The practice phone number listed in the NPPES registry for Laura Marx is (815) 344-6200.
- Does Laura Marx accept Medicare?
- Laura Marx is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Laura Marx's NPI active?
- Yes — Laura Marx's NPI (1649527854) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.