J THOMAS MILLINGTON, MD A MEDICAL CORPORATION
NPI 1932365517
Specialist in Thousand Oaks, CA
About J Thomas Millington, Md A Medical Corporation NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
J THOMAS MILLINGTON, MD A MEDICAL CORPORATION (NPI 1932365517) is a healthcare organization registered as a specialist in Thousand Oaks, California and active in the NPI registry since August 2008. The organization lists J Thomas Millington, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
J Thomas Millington, Md A Medical Corporation is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to J Thomas Millington, MD A Medical Corporation, which bills Medicare for the services this clinician delivers.
Clinician (1)
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 J Thomas Millington, MD A Medical Corporation's NPI number?
The NPI number for J Thomas Millington, MD A Medical Corporation is 1932365517. It was assigned to this organization in the NPPES registry on August 1, 2008.
Where is J Thomas Millington, MD A Medical Corporation located?
J Thomas Millington, MD A Medical Corporation is located at 2220 Lynn Rd Suite 102, Thousand Oaks, CA 91360. The listed phone number is (805) 494-1222.
What is J Thomas Millington, MD A Medical Corporation's specialty?
The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.
Is J Thomas Millington, MD A Medical Corporation enrolled in Medicare?
Yes. J Thomas Millington, MD A Medical Corporation is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through J Thomas Millington, MD A Medical Corporation?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Undersea and Hyperbaric Medicine) reassigns their Medicare billing to J Thomas Millington, MD A Medical 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for J Thomas Millington, MD A Medical Corporation was last updated on August 1, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# J Thomas Millington, Md A Medical Corporation · NPI 1932365517
Specialist organization in Thousand Oaks, California. Organization record, active in the CMS NPPES registry since August 1, 2008.
## Identity
- **NPI:** 1932365517 (Entity type: Organization)
- **Enumerated:** August 1, 2008
- **Primary specialty:** Specialist · taxonomy 174400000X
- **Organization subpart:** No
- **Authorized official:** J Millington, PRESIDENT
## Practice location
- **Address:** 2220 LYNN RD, SUITE 102, Thousand Oaks, CA 91360-1904
- **Phone:** (805) 494-1222 · **Fax:** (805) 494-1255
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Undersea and Hyperbaric Medicine) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 1, 2008
- **Other identifiers:** Medicare UPIN A40588 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1932365517) · Data from the CMS NPPES public registry.