MARY MILDER LISW
NPI 1235683624
Social Worker - Clinical in Le Mars, IA
About Mary Milder Lisw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY MILDER LISW (NPI 1235683624) is an individual clinical provider in Le Mars, Iowa, licensed in Iowa (03217) and active in the NPI registry since August 2016. She is enrolled in Medicare PECOS and is a graduate of University Of Iowa, Rj & L Carver College Of Medicine (1990).
NPPES Registry Identity
Specialties & Licenses
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
Mary Milder Lisw 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 Mary Milder reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Le Mars, IA 51031
- Reassigned Medicare billing, Iowa enrollment
- 29 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.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 51031 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 18
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LE MARS, IA 51031
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 Mary Milder's NPI number?
The NPI number for Mary Milder is 1235683624. It was assigned to this individual provider in the NPPES registry on August 15, 2016.
Where is Mary Milder located?
Mary Milder practices at 180 10th St SE Suite 201, Le Mars, IA 51031. The listed phone number is (712) 546-4624.
What is Mary Milder's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Mary Milder enrolled in Medicare?
Yes. Mary Milder 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 Mary Milder's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Milder reassigns Medicare benefits to Plains Area Mental Health, Inc. (Le Mars, IA). 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 Mary Milder's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Milder accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and HealthPartners and 1 other insurer list Mary Milder 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 Mary Milder was last updated on October 19, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Mary Milder, LISW · NPI 1235683624
Clinical provider in Le Mars, Iowa. Individual provider, active in the CMS NPPES registry since August 15, 2016.
## Identity
- **NPI:** 1235683624 (Entity type: Individual)
- **Enumerated:** August 15, 2016
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 03217 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 180 10TH ST SE, SUITE 201, Le Mars, IA 51031-2559
- **Phone:** (712) 546-4624 · **Fax:** (712) 546-9395
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Plains Area Mental Health, Inc. (NPI 1356198147, Le Mars, IA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Iowa, Rj & L Carver College Of Medicine, class of 1990
## Record status
- **NPPES last updated:** October 19, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1235683624) · Data from the CMS NPPES public registry.