MS. MALLORY D LANDERS LCSW
NPI 1205980752
Social Worker - Clinical in Vallejo, CA
About Ms. Mallory D Landers Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MALLORY D LANDERS LCSW (NPI 1205980752) is an individual clinical provider in Vallejo, California, licensed in California (LCS10165) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1975).
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 and accepts Medicare assignment
Ms. Mallory D Landers 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 Mallory Landers reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Santa Clara, CA 95054
- Reassigned Medicare billing, California enrollment
- 1,607 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 94590 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 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 Mallory Landers's NPI number?
The NPI number for Mallory Landers is 1205980752. It was assigned to this individual provider in the NPPES registry on January 22, 2007.
Where is Mallory Landers located?
Mallory Landers practices at 532 Oregon St, Vallejo, CA 94590. The listed phone number is (707) 649-4012.
What is Mallory Landers's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Mallory Landers enrolled in Medicare?
Yes. Mallory Landers 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 Mallory Landers's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mallory Landers reassigns Medicare benefits to Sud Specialty Group - Ca (Santa Clara, CA). 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 Mallory Landers'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 Mallory Landers was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Ms. Mallory D Landers, LCSW · NPI 1205980752
Clinical provider in Vallejo, California. Individual provider, active in the CMS NPPES registry since January 22, 2007.
## Identity
- **NPI:** 1205980752 (Entity type: Individual)
- **Enumerated:** January 22, 2007
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** LCS10165 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 532 OREGON ST, Vallejo, CA 94590
- **Phone:** (707) 649-4012 · **Fax:** (707) 642-3641
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Sud Specialty Group - Ca (NPI 1972138238, Santa Clara, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1975
## Record status
- **NPPES last updated:** July 8, 2007
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Source: [NPI Profile](https://npiprofile.com/npi/1205980752) · Data from the CMS NPPES public registry.