THOMAS JAMES THOMSON LMSW
NPI 1912650474
Social Worker - Clinical in Rockville, MD
About Thomas James Thomson Lmsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS JAMES THOMSON LMSW (NPI 1912650474) is an individual clinical provider in Rockville, Maryland, licensed in Maryland (27493) and active in the NPI registry since February 2022. He is enrolled in Medicare PECOS and is a graduate of Other (1977).
NPPES Registry Identity
Specialties & Licenses 2
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
Thomas James Thomson Lmsw 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 Thomas Thomson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Rockville, MD 20855
- Reassigned Medicare billing, District of Columbia enrollment
- 19 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 20855 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 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROCKVILLE, MD 20855
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 Thomas Thomson's NPI number?
The NPI number for Thomas Thomson is 1912650474. It was assigned to this individual provider in the NPPES registry on February 3, 2022.
Where is Thomas Thomson located?
Thomas Thomson practices at 15701 Crabbs Branch Way, Rockville, MD 20855. The listed phone number is (012) 518-9653.
What is Thomas Thomson's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Thomas Thomson enrolled in Medicare?
Yes. Thomas Thomson 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 Thomas Thomson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Thomson reassigns Medicare benefits to Willow Oak Therapy Center, Inc. (Rockville, MD). 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 Thomas Thomson'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 Thomas Thomson was last updated on July 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Thomas James Thomson, LMSW · NPI 1912650474
Clinical provider in Rockville, Maryland. Individual provider, active in the CMS NPPES registry since February 3, 2022.
## Identity
- **NPI:** 1912650474 (Entity type: Individual)
- **Enumerated:** February 3, 2022
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 27493 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 15701 CRABBS BRANCH WAY, Rockville, MD 20855-2634
- **Phone:** (012) 518-9653
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Willow Oak Therapy Center, Inc. (NPI 1386620581, Rockville, MD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1977
## Record status
- **NPPES last updated:** July 28, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1912650474) · Data from the CMS NPPES public registry.