Larry Willis Cook, D.O.
Internal Medicine Physician · Knoxville, TN
Larry Willis Cook, D.O. is an internal medicine physician with a practice address in Knoxville, Tennessee, and NPI 1942648159, issued on Jun 10, 2013. Check the license (Tennessee 3059, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Larry Willis Cook
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 3059 TN
Self-reported in NPPES; status is on the state search - Practice location
- 1225 E Weisgarber RD Ste 200, Knoxville, TN 37909
- Phone
- (865) 584-4747
- Enumerated
- Jun 10, 2013
- Record last updated
- Jul 21, 2022
- Fax
- (865) 584-1363
- Medicaid ID
- Q022748 TN
- Medicare enrollment
- Enrolled (PECOS I20180718000843); accepts Medicare assignment
- Medical or professional school
- West Virginia School Of Osteopathic Medicine, 2013
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,596 in Tennessee → Look up another NPI →
Also registered at 1225 E Weisgarber RD Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Larry Willis Cook in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 3059Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
176 Medicare Part D claims for 75 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 18 claims were for opioids.
Most prescribed
- Oxycodone Hcl15 claims
- Amoxicillin-Clavulanate Potass11 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.
The MIPS final score for 2023 (Medicare payment program): 90.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- West Virginia University Medical CorporationMorgantown, WV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Larry Willis Cook among 2,596 internal medicine physician records in Tennessee
Larry Willis Cook, D.O. is one of 2,596 internal medicine physician records with a practice address in Tennessee. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 74% of them.
- NPI issued2013 · 74% of these records are older, 23% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2013 · median 2003 among the 1,705 with a school on file
- Record last updated2022 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
237 internal medicine physician records list a practice address in Knoxville
They are 237 of the 14,339 NPPES records with a practice address in Knoxville, and 2,596 internal medicine physician records in Tennessee.
All 2,596 in Tennessee → Every provider in Knoxville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- James Alley, MDKnoxville, TN 379091295780369
- Michael Bernard, MDKnoxville, TN 379091386633949
- Richard Coffey, MDKnoxville, TN 379091427085356
- Saeed Etezadi-Amoli, MDKnoxville, TN 379091669427142
- Carla Gillespie, MDKnoxville, TN 379091295762276
- David Jerden, MDKnoxville, TN 379091255376513
- Sunil John, MDKnoxville, TN 379091912952177
- Joanna King, MDKnoxville, TN 379091154399053
Common questions
What is Larry Willis Cook, D.O.'s NPI number?
Larry Willis Cook, D.O.'s National Provider Identifier (NPI) is 1942648159, issued on Jun 10, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Larry Willis Cook, D.O. located?
The NPPES record lists a practice address at 1225 E Weisgarber RD Ste 200, Knoxville, TN, 37909. Phone: (865) 584-4747. Providers update this record themselves, so call before visiting.
How can I verify Larry Willis Cook, D.O.'s license?
NPPES lists Tennessee license number 3059, 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 Larry Willis Cook, D.O. prescribe under Medicare Part D?
In 2024, Larry Willis Cook, D.O. had 176 Medicare Part D claims for 75 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Larry Willis Cook, D.O.'s MIPS final score?
The 2023 MIPS final score is 90.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.