William Nkemdirim, MD
Internal Medicine Physician · Wethersfield, CT
William Nkemdirim, MD is an internal medicine physician with a practice address in Wethersfield, Connecticut, and NPI 1720656994, issued on Jun 15, 2021. Check the license (Connecticut 81458, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- William Nkemdirim
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 81458 CT
Self-reported in NPPES; status is on the state search - Practice location
- 1290 Silas Deane Hwy, Wethersfield, CT 06109
- Phone
- (187) 770-7444
- Enumerated
- Jun 15, 2021
- Record last updated
- Jun 27, 2025
- Medicare enrollment
- Enrolled (PECOS I20250627002263); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 1290 Silas Deane Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Zachary DanssaertPain Medicine Physician1104442888
- Chelsey Gavelek, PA-CMedical Physician Assistant1023558723
Verify William Nkemdirim in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 81458Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
303 Medicare Part D claims for 58 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium24 claims
- Metformin Hcl18 claims
- Fluticasone Propionate14 claims
- Tamsulosin Hcl14 claims
- Nifedipine Er13 claims
- Eliquis12 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.
Bills Medicare through one group practice
- Hartford Healthcare Medical Group Specialists PLLCStorrs, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
24 internal medicine physician records list a practice address in Wethersfield
They are 24 of the 450 NPPES records with a practice address in Wethersfield, and 2,623 internal medicine physician records in Connecticut.
All 24 in Wethersfield → All 2,623 in Connecticut → Every provider in Wethersfield →
Other internal medicine physician records in Connecticut
- Hoda Abdel Salam, M.D.New Britain, CT1144509316
- Gada Abdelhafiz, MDNew London, CT1467649558
- Racha Abi Melhem, MDDerby, CT1902471352
- Gerard Abidor, D.O.Bridgeport, CT1518014539
- Lilyan AbrahamFarmington, CT1447693254
- Richard Abraham, M.D.Canton, CT1023044252
- Odaliz Abreu-Lanfranco, MDNew Haven, CT1538276134
- Kenneth Abriola, MDGlastonbury, CT1083693022
- Florentino Abueg, MDSouthbury, CT1649372558
- Nila Aburto, MDStamford, CT1396325718
Common questions
What is William Nkemdirim, MD's NPI number?
William Nkemdirim, MD's National Provider Identifier (NPI) is 1720656994, issued on Jun 15, 2021. An NPI identifies a provider in billing; it is not a license.
Where is William Nkemdirim, MD located?
The NPPES record lists a practice address at 1290 Silas Deane Hwy, Wethersfield, CT, 06109. Phone: (187) 770-7444. Providers update this record themselves, so call before visiting.
How can I verify William Nkemdirim, MD's license?
NPPES lists Connecticut license number 81458, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William Nkemdirim, MD prescribe under Medicare Part D?
In 2024, William Nkemdirim, MD had 303 Medicare Part D claims for 58 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.