THOMAS J LOMIS, MD, INC. A PROFESSIONAL CORPORATION
NPI 1982700035
Surgery - Surgical Oncology in Van Nuys, CA
About Thomas J Lomis, Md, Inc. A Professional Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS J LOMIS, MD, INC. A PROFESSIONAL CORPORATION (NPI 1982700035) is a healthcare organization registered as a surgical oncology in Van Nuys, California and active in the NPI registry since September 2006. The organization lists Thomis J Lomis, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Thomas J Lomis, Md, Inc. A Professional Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by December 31, 2026
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
13Medicare enrollment records show 13 clinicians reassign Medicare billing to Thomas J Lomis, MD, Inc. A Professional Corporation, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 6 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 4
Clinicians, nearest first (13)
Los Angeles, CA 90027
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 J Lomis, MD, Inc. A Professional Corporation's NPI number?
The NPI number for Thomas J Lomis, MD, Inc. A Professional Corporation is 1982700035. It was assigned to this organization in the NPPES registry on September 16, 2006.
Where is Thomas J Lomis, MD, Inc. A Professional Corporation located?
Thomas J Lomis, MD, Inc. A Professional Corporation is located at 15211 Vanowen St Suite # 208, Van Nuys, CA 91405. The listed phone number is (818) 782-3255.
What is Thomas J Lomis, MD, Inc. A Professional Corporation's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Surgical Oncology, with taxonomy code 2086X0206X.
Is Thomas J Lomis, MD, Inc. A Professional Corporation enrolled in Medicare?
Yes. Thomas J Lomis, MD, Inc. A Professional Corporation is registered in the Medicare PECOS enrollment system.
When is Thomas J Lomis, MD, Inc. A Professional Corporation's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare DME enrollment for this organization (California, Physician - Surgical Oncology) is due for revalidation by December 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Thomas J Lomis, MD, Inc. A Professional Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 13 clinicians in 4 Medicare specialties reassign their Medicare billing to Thomas J Lomis, MD, Inc. A Professional Corporation. A 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 the clinician's services. The largest specialties are General Surgery (6), Diagnostic Radiology (4) and Peripheral Vascular Disease (2). Of these, 4 practice at this address and 6 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Thomas J Lomis, MD, Inc. A Professional Corporation was last updated on September 5, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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 J Lomis, Md, Inc. A Professional Corporation · NPI 1982700035
Surgical Oncology organization in Van Nuys, California. Organization record, active in the CMS NPPES registry since September 16, 2006.
## Identity
- **NPI:** 1982700035 (Entity type: Organization)
- **Enumerated:** September 16, 2006
- **Primary specialty:** Surgery - Surgical Oncology · taxonomy 2086X0206X
- **Organization subpart:** No
- **Authorized official:** Thomis Lomis, PRESIDENT
## Practice location
- **Address:** 15211 VANOWEN ST, SUITE # 208, Van Nuys, CA 91405-3606
- **Phone:** (818) 782-3255 · **Fax:** (818) 782-7026
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** December 31, 2026 (DME, California, Physician - Surgical Oncology) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 13 clinicians in 4 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: General Surgery (6), Diagnostic Radiology (4), Peripheral Vascular Disease (2); 4 practice at this address and 6 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 5, 2012
- **Other identifiers:** Medicare ID-Type Unspecified W18196 (CA); Medicare UPIN G57581 (CA); Medicaid 00G836001 (CA); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1982700035) · Data from the CMS NPPES public registry.