DR. MERVIN J LANGLEY LCSW
NPI 1932317831
Social Worker - Clinical in Lake Geneva, WI
About Dr. Mervin J Langley Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MERVIN J LANGLEY LCSW (NPI 1932317831) is an individual clinical provider in Lake Geneva, Wisconsin, licensed in Wisconsin (2853) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of Other (1987).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Mervin J Langley Lcsw is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Mervin Langley reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
West Allis, WI 53227
- Reassigned Medicare billing, Wisconsin enrollment
- 4,609 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53147 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LAKE GENEVA, WI 53147
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mervin Langley's NPI number?
The NPI number for Mervin Langley is 1932317831. It was assigned to this individual provider in the NPPES registry on May 21, 2007.
Where is Mervin Langley located?
Mervin Langley practices at 146 E Geneva Sq, Lake Geneva, WI 53147. The listed phone number is (877) 666-7223.
What is Mervin Langley's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Mervin Langley enrolled in Medicare?
Yes. Mervin Langley is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Mervin Langley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mervin Langley reassigns Medicare benefits to Aurora Medical Group, Inc. (West Allis, WI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mervin Langley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mervin Langley accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Network Health and 2 other insurers list Mervin Langley as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Mervin Langley was last updated on March 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Mervin J Langley, LCSW · NPI 1932317831
Clinical provider in Lake Geneva, Wisconsin. Individual provider, active in the CMS NPPES registry since May 21, 2007.
## Identity
- **NPI:** 1932317831 (Entity type: Individual)
- **Enumerated:** May 21, 2007
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 2853 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 146 E GENEVA SQ, Lake Geneva, WI 53147-9694
- **Phone:** (877) 666-7223
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Aurora Medical Group, Inc. (NPI 1457592735, West Allis, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1987
## Record status
- **NPPES last updated:** March 15, 2024
- **Other identifiers:** Medicaid 39632300 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1932317831) · Data from the CMS NPPES public registry.