MR. DAVID BROCK RAINS CRNA
NPI 1265661656
Nurse Anesthetist, Certified Registered in Oak Ridge, TN
About Mr. David Brock Rains Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. DAVID BROCK RAINS CRNA (NPI 1265661656) is an individual nurse anesthetist, certified registered in Oak Ridge, Tennessee, licensed in Tennessee (14442) and active in the NPI registry since July 2009. He is affiliated with Methodist Medical Center Of Oak Ridge and is a graduate of University Of Tennessee, Hsc, College Of Medicine (2009).
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
Mr. David Brock Rains Crna 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 David Rains reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Oak Ridge, TN 37830
- Reassigned Medicare billing, Tennessee enrollment
- 289 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.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Methodist Medical Center Of Oak Ridge
Acute Care Hospitals · Oak Ridge, TNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37830 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OAK RIDGE, TN 37830
OAK RIDGE, TN 37830
OAK RIDGE, TN 37830
OAK RIDGE, TN 37830
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 David Rains's NPI number?
The NPI number for David Rains is 1265661656. It was assigned to this individual provider in the NPPES registry on July 7, 2009.
Where is David Rains located?
David Rains practices at 990 Oak Ridge Tpke, Oak Ridge, TN 37830. The listed phone number is (865) 835-1000.
What is David Rains's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is David Rains enrolled in Medicare?
Yes. David Rains 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 David Rains's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Rains reassigns Medicare benefits to Covenant Anesthesia Group, PC (Oak Ridge, TN). 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 David Rains's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is David Rains affiliated with any hospitals?
According to CMS data, David Rains is affiliated with Methodist Medical Center Of Oak Ridge.
When was this NPI record last updated?
The NPPES record for David Rains was last updated on May 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Mr. David Brock Rains, CRNA · NPI 1265661656
Nurse Anesthetist, Certified Registered physician in Oak Ridge, Tennessee. Individual provider, active in the CMS NPPES registry since July 7, 2009.
## Identity
- **NPI:** 1265661656 (Entity type: Individual)
- **Enumerated:** July 7, 2009
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 14442 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 990 OAK RIDGE TPKE, Oak Ridge, TN 37830-6976
- **Phone:** (865) 835-1000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Covenant Anesthesia Group, PC (NPI 1639148117, Oak Ridge, TN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Tennessee, Hsc, College Of Medicine, class of 2009
## Record status
- **NPPES last updated:** May 12, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1265661656) · Data from the CMS NPPES public registry.