TENNESSEE ONCOLOGY PLLC
NPI 1811955917
Internal Medicine - Hematology & Oncology in Nashville, TN
About Tennessee Oncology Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TENNESSEE ONCOLOGY PLLC (NPI 1811955917) is a healthcare organization registered as a hematology & oncology in Nashville, Tennessee and active in the NPI registry since May 2006. The organization holds a CLIA Certificate of Compliance certificate valid through December 15, 2027, maintains 7 additional practice locations, and lists Pattie Y Douglas, Manager, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 15
Secondary Practice Locations 7
Other Identifiers 1
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Tennessee Oncology Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
466Medicare enrollment records show 466 clinicians reassign Medicare billing to Tennessee Oncology PLLC, which bills Medicare for the services they deliver. Of these, 26 practice at this address and 187 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 24
Nearest to this location (20)
See all 466Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Compliance 44D2324410
Tennessee Oncology, PLLC Dba Tennessee Oncology-Elliston Place Central Lab · Nashville, TNFrequently 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 Tennessee Oncology PLLC's NPI number?
The NPI number for Tennessee Oncology PLLC is 1811955917. It was assigned to this organization in the NPPES registry on May 1, 2006.
Where is Tennessee Oncology PLLC located?
Tennessee Oncology PLLC is located at 2004 Hayes St Ste 800, Nashville, TN 37203. The listed phone number is (615) 329-0570.
What is Tennessee Oncology PLLC's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Tennessee Oncology PLLC enrolled in Medicare?
Yes. Tennessee Oncology PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Tennessee Oncology PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 466 clinicians in 24 Medicare specialties reassign their Medicare billing to Tennessee Oncology PLLC. 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 Nurse Practitioner (171), Hematology/Oncology (75) and Diagnostic Radiology (47). Of these, 26 practice at this address and 187 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Tennessee Oncology PLLC hold a CLIA laboratory certificate?
Yes. A Certificate of Compliance (number 44D2324410) is associated with this NPI, valid through December 15, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Tennessee Oncology PLLC accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama and Ambetter of North Carolina and 2 other insurers list Tennessee Oncology PLLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Tennessee Oncology PLLC was last updated on August 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.
# Tennessee Oncology Pllc · NPI 1811955917
Hematology & Oncology organization in Nashville, Tennessee. Organization record, active in the CMS NPPES registry since May 1, 2006.
## Identity
- **NPI:** 1811955917 (Entity type: Organization)
- **Enumerated:** May 1, 2006
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **Organization subpart:** No
- **Authorized official:** Pattie Douglas, MANAGER
## Practice location
- **Address:** 2004 HAYES ST STE 800, Nashville, TN 37203-2659
- **Phone:** (615) 329-0570
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 466 clinicians in 24 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (171), Hematology/Oncology (75), Diagnostic Radiology (47); 26 practice at this address and 187 within 10 miles; [full list](https://npiprofile.com/npi/1811955917/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 4, 2026
- **Other identifiers:** Medicaid 3709319 (TN)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1811955917) · Data from the CMS NPPES public registry.