NPPES file of Aug 9, 2026

Diane Marissa Brasuell, DO

Emergency Medicine Physician · Knoxville, TN

Diane Marissa Brasuell, DO is an emergency medicine physician with a practice address in Knoxville, Tennessee, and NPI 1245646850, issued on Jul 2, 2014. Check the license (Tennessee 2963, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1245646850
Name
Diane Marissa Brasuell
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
2963 TN
Self-reported in NPPES; status is on the state search
Practice location
1924 Alcoa Hwy # U-67, Knoxville, TN 37920
Phone
(865) 305-9350
Enumerated
Jul 2, 2014
Record last updated
Jul 21, 2017 (not updated in 9 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1924 Alcoa Hwy # U-67

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Zaid Ahmad, MDStudent in an Organized Health Care Education/Training Program1003501677
  2. Mallory AllenStudent in an Organized Health Care Education/Training Program1679310056
  3. Nicholas ArrowoodStudent in an Organized Health Care Education/Training Program1881533586
  4. Thomas BellStudent in an Organized Health Care Education/Training Program1508561739
  5. Olivia Billingsley, DOStudent in an Organized Health Care Education/Training Program1356143861
  6. Megan Bradley, MDFamily Medicine Physician1336679174

Verify Diane Marissa Brasuell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license 2963
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Tennessee license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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83% more Medicare Part D claims than the average emergency medicine physician in 2024

413 Medicare Part D claims for 261 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 36 claims were for opioids.

  1. Diane Brasuell413
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt63 claims
  2. Prednisone43 claims
  3. Doxycycline Hyclate42 claims
  4. Hydrocodone-Acetaminophen30 claims
  5. Cephalexin22 claims
  6. Nitrofurantoin Mono-Macro13 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Diane Marissa Brasuell among 1,174 emergency medicine physician records in Tennessee

Diane Marissa Brasuell, DO is one of 1,174 emergency medicine physician records with a practice address in Tennessee. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 68% of them.

  • NPI issued2014 · 68% of these records are older, 29% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2017 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Tennessee

There are 1,174 emergency medicine physician records in Tennessee.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Ralph Brooks, M.D.Knoxville, TN 379201891720736
  2. Roger Brooksbank, M.D.Knoxville, TN 379201932134889
  3. Matthew Frederick, D.O.Knoxville, TN 379201144404526
  4. Erik Geibig, M.D.Knoxville, TN 379201578626065
  5. Douglas Holland, M.D.Knoxville, TN 379201184787855
  6. Gary Hurt, M.D.Knoxville, TN 379201194768085
  7. David Linn, M.D.Knoxville, TN 379201306871264
  8. Jonathan Martin, MDKnoxville, TN 379201881672558

Common questions

What is Diane Marissa Brasuell, DO's NPI number?

Diane Marissa Brasuell, DO's National Provider Identifier (NPI) is 1245646850, issued on Jul 2, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Diane Marissa Brasuell, DO located?

The NPPES record lists a practice address at 1924 Alcoa Hwy # U-67, Knoxville, TN, 37920. Phone: (865) 305-9350. Providers update this record themselves, so call before visiting.

How can I verify Diane Marissa Brasuell, DO's license?

NPPES lists Tennessee license number 2963, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Diane Marissa Brasuell, DO prescribe under Medicare Part D?

In 2024, Diane Marissa Brasuell, DO had 413 Medicare Part D claims for 261 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.