ANTONIA CHANTAL TSUTSUMI MSW, LCSW-C
NPI 1861766610
Social Worker - Clinical in Silver Spring, MD
About Antonia Chantal Tsutsumi Msw, Lcsw-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANTONIA CHANTAL TSUTSUMI MSW, LCSW-C (NPI 1861766610) is an individual clinical provider in Silver Spring, Maryland, licensed in Maryland (18218) and active in the NPI registry since February 2012. She is enrolled in Medicare PECOS and is a graduate of Other (2010).
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
Antonia Chantal Tsutsumi Msw, Lcsw-c 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 Reassignments
2Medicare enrollment records show Antonia Tsutsumi reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Silver Spring, MD 20902
- Reassigned Medicare billing, District of Columbia enrollment
- 51 clinicians in this Medicare group
Arnold, MD 21012
- Reassigned Medicare billing, Maryland enrollment
- Medicare enrollment name: Arundel Mental Health Professionals Lc
- 124 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 20902 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.
SILVER SPRING, MD 20902
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 Antonia Tsutsumi's NPI number?
The NPI number for Antonia Tsutsumi is 1861766610. It was assigned to this individual provider in the NPPES registry on February 25, 2012.
Where is Antonia Tsutsumi located?
Antonia Tsutsumi practices at 1398 Lamberton Dr, Silver Spring, MD 20902. The listed phone number is (301) 896-4453.
What is Antonia Tsutsumi's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Antonia Tsutsumi enrolled in Medicare?
Yes. Antonia Tsutsumi 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 organizations bill Medicare for Antonia Tsutsumi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Antonia Tsutsumi reassigns Medicare benefits to 2 organizations: Cornerstone Montgomery, Inc. (Silver Spring, MD) and Arundel Mental Health Professionals L.C. (Arnold, MD). Each 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 Antonia Tsutsumi'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 Antonia Tsutsumi was last updated on July 14, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Antonia Chantal Tsutsumi, MSW, LCSW-C · NPI 1861766610
Clinical provider in Silver Spring, Maryland. Individual provider, active in the CMS NPPES registry since February 25, 2012.
## Identity
- **NPI:** 1861766610 (Entity type: Individual)
- **Enumerated:** February 25, 2012
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 18218 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1398 LAMBERTON DR, Silver Spring, MD 20902-3414
- **Phone:** (301) 896-4453
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Cornerstone Montgomery, Inc. (NPI 1174995781, Silver Spring, MD); Arundel Mental Health Professionals L.C. (NPI 1073649521, Arnold, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** July 14, 2016
---
Source: [NPI Profile](https://npiprofile.com/npi/1861766610) · Data from the CMS NPPES public registry.