Kou Wei Chiu, MD
Family Medicine Physician · Winchester, TN
Kou Wei Chiu, MD is a family medicine physician with a practice address in Winchester, Tennessee, and NPI 1912066358, issued on Dec 8, 2006. Check the license (Tennessee MD41405, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Kou Wei Chiu
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD41405 TN
Self-reported in NPPES; status is on the state search - Practice location
- 2020 Cowan Hwy, Winchester, TN 37398
- Phone
- (931) 361-0100
- Enumerated
- Dec 8, 2006
- Entity
- Type 1 · individual
Verify Kou Wei Chiu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license MD41405Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
2.1 times the Medicare Part D claims of the average family medicine physician in 2024
7,325 Medicare Part D claims for 307 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 292 claims were for opioids.
Most prescribed
- Levothyroxine Sodium278 claims
- Atorvastatin Calcium232 claims
- Lisinopril190 claims
- Amlodipine Besylate169 claims
- Gabapentin152 claims
- Fluticasone Propionate149 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.
Industry payments in 2024: $228.85
3 payments, mostly food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
6 family medicine physician records list a Winchester practice address
They are 6 of the 221 NPPES records with a Winchester practice address, and 2,570 family medicine physician records in Tennessee.
All 6 in Winchester → All 2,570 in Tennessee → Every provider in Winchester →
Other family medicine physician records in Tennessee
- John Aaron, MDClarksville, TN1629019922
- Rebecca Aaron, MDClarksville, TN1285383018
- Richard Aasheim, M.D.Greeneville, TN1831139005
- Julia Abraham, MDKnoxville, TN1417417403
- Sydney Abramson, MDMurfreesboro, TN1215975180
- Jahn Acevedo-Ortiz, MDSouth Fulton, TN1841936739
- Martin Acree, M.D.Memphis, TN1043217060
- Cecilia Adams, MDBartlett, TN1104823020
- David Adams, M.D.Hixson, TN1467463299
- Ezra Adams, DOJohnson City, TN1427518562
Common questions
What is Kou Wei Chiu, MD's NPI number?
Kou Wei Chiu, MD's National Provider Identifier (NPI) is 1912066358, issued on Dec 8, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kou Wei Chiu, MD located?
The NPPES record lists a practice address at 2020 Cowan Hwy, Winchester, TN, 37398. Phone: (931) 361-0100. Providers update this record themselves, so call before visiting.
How can I verify Kou Wei Chiu, MD's license?
NPPES lists Tennessee license number MD41405, 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 Kou Wei Chiu, MD prescribe under Medicare Part D?
In 2024, Kou Wei Chiu, MD had 7,325 Medicare Part D claims for 307 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.