THOMAS G KEENS MD
NPI 1316039647
Pediatrics - Pediatric Pulmonology in Los Angeles, CA
About Thomas G Keens Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
THOMAS G KEENS MD (NPI 1316039647) is an individual pediatric pulmonology provider in Los Angeles, California, licensed in California (G25220) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Thomas G Keens Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Thomas Keens reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90027
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Childrens Hospital Los Angeles Medical Group Inc
- 1,281 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.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
LOS ANGELES, CA 90027
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 Keens's NPI number?
The NPI number for Thomas Keens is 1316039647. It was assigned to this individual provider in the NPPES registry on September 28, 2006.
Where is Thomas Keens located?
Thomas Keens practices at 4650 W Sunset Blvd, Los Angeles, CA 90027. The listed phone number is (323) 361-2287.
What is Thomas Keens's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Pulmonology, with taxonomy code 2080P0214X.
Is Thomas Keens enrolled in Medicare?
Yes. Thomas Keens is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Thomas Keens's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Keens reassigns Medicare benefits to Children's Hospital Los Angeles Medical Group, Inc. (Los Angeles, 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 Thomas Keens'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 Keens was last updated on February 21, 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.
# Thomas G Keens, MD · NPI 1316039647
Pediatric Pulmonology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since September 28, 2006.
## Identity
- **NPI:** 1316039647 (Entity type: Individual)
- **Enumerated:** September 28, 2006
- **Primary specialty:** Pediatrics - Pediatric Pulmonology · taxonomy 2080P0214X
- **State license:** G25220 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 4650 W SUNSET BLVD, Los Angeles, CA 90027-6062
- **Phone:** (323) 361-2287 · **Fax:** (323) 664-9758
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Children's Hospital Los Angeles Medical Group, Inc. (NPI 1265530653, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 21, 2008
- **Other identifiers:** Medicare UPIN A90927 (CA); Medicare ID-Type Unspecified WG25220C (CA); Medicaid 00G252200 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1316039647) · Data from the CMS NPPES public registry.