MELISSA ARRIETA
NPI 1033889365
Social Worker in La Grange Park, IL
About Melissa Arrieta NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MELISSA ARRIETA (NPI 1033889365) is an individual social worker in La Grange Park, Illinois and active in the NPI registry since September 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Melissa Arrieta is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Melissa Arrieta reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Maywood, IL 60153
- Reassigned Medicare billing, Illinois enrollment
- 413 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.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Melissa Arrieta's NPI number?
The NPI number for Melissa Arrieta is 1033889365. It was assigned to this individual provider in the NPPES registry on September 17, 2021.
Where is Melissa Arrieta located?
Melissa Arrieta practices at 333 N La Grange Rd Ste 1, La Grange Park, IL 60526. The listed phone number is (708) 745-5277.
What is Melissa Arrieta's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
Is Melissa Arrieta enrolled in Medicare?
Yes. Melissa Arrieta is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Melissa Arrieta's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Melissa Arrieta reassigns Medicare benefits to Access Community Health Network (Maywood, IL). 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 Melissa Arrieta's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Melissa Arrieta was last updated on September 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Melissa Arrieta · NPI 1033889365
Social Worker provider in La Grange Park, Illinois. Individual provider, active in the CMS NPPES registry since September 17, 2021.
## Identity
- **NPI:** 1033889365 (Entity type: Individual)
- **Enumerated:** September 17, 2021
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 333 N LA GRANGE RD STE 1, La Grange Park, IL 60526-5653
- **Phone:** (708) 745-5277
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Access Community Health Network (NPI 1528146875, Maywood, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** September 17, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1033889365) · Data from the CMS NPPES public registry.