Keith Kirby, MD
Family Medicine Physician · Humboldt, TN
Keith Kirby, MD is a family medicine physician with a practice address in Humboldt, Tennessee, and NPI 1417925678, issued on Mar 14, 2006. Check the license (Tennessee MD20878, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Keith Kirby
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD20878 TN
Self-reported in NPPES; status is on the state search - Practice location
- 3568 Chere Carol RD, Humboldt, TN 38343
- Phone
- (731) 784-7602
- Enumerated
- Mar 14, 2006
- Record last updated
- Nov 29, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (731) 784-9518
- Medicaid ID
- 3055030 TN
- Medicare enrollment
- Enrolled (PECOS I20080722000622); accepts Medicare assignment
- Medical or professional school
- University Of Tennessee, Hsc, College Of Medicine, 1989
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,674 in Tennessee → Look up another NPI →
Also registered at 3568 Chere Carol RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ernesto Chioco, M.D.Geriatric Medicine (Internal Medicine) Physician1033315064
- William Jones, NPFamily Nurse Practitioner1831431568
- Dulce Madrid, MDFamily Medicine Physician1356318406
- Olive Rich, NP-CFamily Nurse Practitioner1437812195
- Jessica Willis, D.O.Family Medicine Physician1588003297
Verify Keith Kirby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license MD20878Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.0 times the Medicare Part D claims of the average family medicine physician in 2024
14,152 Medicare Part D claims for 668 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 338 claims were for opioids.
Most prescribed
- Amlodipine Besylate589 claims
- Atorvastatin Calcium583 claims
- Omeprazole508 claims
- Losartan Potassium442 claims
- Gabapentin424 claims
- Pantoprazole Sodium385 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): 92.7 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
- Jackson Clinic PAMedina, TN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Keith Kirby among 2,674 family medicine physician records in Tennessee
Keith Kirby, MD is one of 2,674 family medicine physician records with a practice address in Tennessee. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 17% of them.
- NPI issued2006 · 17% of these records are older, 48% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1989 · median 2004 among the 1,685 with a school on file
- Record last updated2012 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 family medicine physician records list a practice address in Humboldt
They are 4 of the 137 NPPES records with a practice address in Humboldt, and 2,674 family medicine physician records in Tennessee.
All 2,674 in Tennessee → Every provider in Humboldt → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Dulce Madrid, MDHumboldt, TN 383431356318406
- Richard Murphy, MDHumboldt, TN 383431477585859
- Jessica Willis, D.O.Humboldt, TN 383431588003297
- Lee Carter, M. D.Huntingdon, TN 383441194774802
- Emily Ezell, D.O.Huntingdon, TN 383441487004560
- Rafael Sanchez, DOHuntingdon, TN 383441760559827
- James Williamson, M.D.Huntingdon, TN 383441780600874
- Nathaniel Brooks, MDHenderson, TN 383401073569489
Common questions
What is Keith Kirby, MD's NPI number?
Keith Kirby, MD's National Provider Identifier (NPI) is 1417925678, issued on Mar 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Keith Kirby, MD located?
The NPPES record lists a practice address at 3568 Chere Carol RD, Humboldt, TN, 38343. Phone: (731) 784-7602. Providers update this record themselves, so call before visiting.
How can I verify Keith Kirby, MD's license?
NPPES lists Tennessee license number MD20878, 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 Keith Kirby, MD prescribe under Medicare Part D?
In 2024, Keith Kirby, MD had 14,152 Medicare Part D claims for 668 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Keith Kirby, MD's MIPS final score?
The 2023 MIPS final score is 92.7 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.