Winfred Darryl Williams, M.D.
Family Medicine Physician · Henderson, NV
Winfred Darryl Williams, M.D. is a family medicine physician with a practice address in Henderson, Nevada, and NPI 1093887598, issued on Nov 14, 2006. Check the license (Nevada 25271, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Winfred Darryl Williams
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 25271 NV
4301065405 MI
Self-reported in NPPES; status is on the state search - Practice location
- 595 W Lake Mead Pkwy, Henderson, NV 89015
- Phone
- (702) 565-1007
- Enumerated
- Nov 14, 2006
- Record last updated
- Dec 8, 2025
- Fax
- (702) 565-0836
- Medicaid ID
- 1093887598 NV
- Medicare enrollment
- Enrolled (PECOS I20230823001312); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 1995
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,243 in Nevada → Look up another NPI →
Also registered at 595 W Lake Mead Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Janelle Alvarez, PA-CPhysician Assistant1548089766
- Edward Clark, MDFamily Medicine Physician1356318174
- Julio Giron, PA-CPhysician Assistant1962646653
- Joseph Hardy, MDFamily Medicine Physician1184626632
- Carlos Kelsey, PA-CPhysician Assistant1184948135
- Byron Kilpatrick, MDFamily Medicine Physician1750383360
Verify Winfred Darryl Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 25271Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% fewer Medicare Part D claims than the average family medicine physician in 2024
1,466 Medicare Part D claims for 150 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Lisinopril177 claims
- Atorvastatin Calcium125 claims
- Losartan Potassium81 claims
- Tamsulosin Hcl66 claims
- Metformin Hcl63 claims
- Amlodipine Besylate48 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 2 group practices
- Intermountain Medical Holdings Nevada IncHenderson, NV
- Winslow Indian Health Care Center IncWinslow, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Winfred Darryl Williams among 1,243 family medicine physician records in Nevada
Winfred Darryl Williams, M.D. is one of 1,243 family medicine physician records with a practice address in Nevada. 77% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 59% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1995 · median 2008 among the 726 with a school on file
- Record last updated2025 · 45% 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 Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
167 family medicine physician records list a practice address in Henderson
They are 167 of the 7,490 NPPES records with a practice address in Henderson, and 1,243 family medicine physician records in Nevada.
All 1,243 in Nevada → Every provider in Henderson → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- David Chan, M.D.Henderson, NV 890151003848177
- Edward Clark, MDHenderson, NV 890151356318174
- Christine Estepa, APRNHenderson, NV 890151427246578
- Elena Garcia, M.D.Henderson, NV 890151699771204
- Joseph Hardy, MDHenderson, NV 890151184626632
- Byron Kilpatrick, MDHenderson, NV 890151750383360
- Richard King, DOHenderson, NV 890151518938059
- Terry McAnallen, D.O.Henderson, NV 890151871504969
Common questions
What is Winfred Darryl Williams, M.D.'s NPI number?
Winfred Darryl Williams, M.D.'s National Provider Identifier (NPI) is 1093887598, issued on Nov 14, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Winfred Darryl Williams, M.D. located?
The NPPES record lists a practice address at 595 W Lake Mead Pkwy, Henderson, NV, 89015. Phone: (702) 565-1007. Providers update this record themselves, so call before visiting.
How can I verify Winfred Darryl Williams, M.D.'s license?
NPPES lists Nevada license number 25271, as entered by the provider. Search the Nevada State Board of Medical Examiners at https://medboard.nv.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Winfred Darryl Williams, M.D. prescribe under Medicare Part D?
In 2024, Winfred Darryl Williams, M.D. had 1,466 Medicare Part D claims for 150 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.