MRS. KATJA MAYFIELD LCSW
NPI 1679639645
Social Worker - Clinical in Las Cruces, NM
About Mrs. Katja Mayfield Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. KATJA MAYFIELD LCSW (NPI 1679639645) is an individual clinical provider in Las Cruces, New Mexico, licensed in New Mexico (C-3644) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mrs. Katja Mayfield Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Katja Mayfield reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Las Cruces, NM 88001
- Reassigned Medicare billing, New Mexico enrollment
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 88001 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LAS CRUCES, NM 88001
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 Katja Mayfield's NPI number?
The NPI number for Katja Mayfield is 1679639645. It was assigned to this individual provider in the NPPES registry on December 27, 2006.
Where is Katja Mayfield located?
Katja Mayfield practices at 1990 E Lohman Ave Ste 225, Las Cruces, NM 88001. The listed phone number is (575) 571-2743.
What is Katja Mayfield's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Katja Mayfield enrolled in Medicare?
Yes. Katja Mayfield is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Katja Mayfield's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katja Mayfield reassigns Medicare benefits to Behavior And Family Therapy Services (Las Cruces, NM). 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 Katja Mayfield'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 Katja Mayfield was last updated on June 5, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Mrs. Katja Mayfield, LCSW · NPI 1679639645
Clinical provider in Las Cruces, New Mexico. Individual provider, active in the CMS NPPES registry since December 27, 2006.
## Identity
- **NPI:** 1679639645 (Entity type: Individual)
- **Enumerated:** December 27, 2006
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** C-3644 (New Mexico)
- **Sole proprietor:** No
## Practice location
- **Address:** 1990 E LOHMAN AVE STE 225, Las Cruces, NM 88001-3172
- **Phone:** (575) 571-2743 · **Fax:** (575) 521-9215
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Behavior And Family Therapy Services (NPI 1205005196, Las Cruces, NM), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 5, 2017
- **Other identifiers:** Medicaid 000000S0568 (NM); Medicare PIN NM400011; Medicaid 10075381 (NM)
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Source: [NPI Profile](https://npiprofile.com/npi/1679639645) · Data from the CMS NPPES public registry.