William Dennis, M.D.
Ophthalmology Physician · Nellis Afb, NV
William Dennis, M.D. is an ophthalmology physician with a practice address in Nellis Afb, Nevada, and NPI 1366855694, issued on Jun 4, 2014. Check the license (Nevada 23181, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- William Dennis
- Credential
- M.D.
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- License numbers
- 23181 NV
0101259039 VA
Self-reported in NPPES; status is on the state search - Practice location
- 4700 Las Vegas Blvd N, Nellis Afb, NV 89191
- Phone
- (702) 653-2273
- Enumerated
- Jun 4, 2014
- Record last updated
- Nov 2, 2023
- Medicare enrollment
- Enrolled (PECOS I20230523001650); accepts Medicare assignment
- Medical or professional school
- Uniformed Services Uhs Fe Hebert School Of Med, 2014
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 143 in Nevada → Look up another NPI →
Also registered at 4700 Las Vegas Blvd N
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Joseph Acquafredda, CRNACertified Registered Nurse Anesthetist1861061293
Verify William Dennis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 23181Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average ophthalmology physician in 2024
50 Medicare Part D claims for 25 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 34% of claims.
Most prescribed
- Latanoprost16 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
- Brimhall Eye PLLCLas Vegas, NV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Dennis among 143 ophthalmology physician records in Nevada
William Dennis, M.D. is one of 143 ophthalmology physician records with a practice address in Nevada. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 88% of them.
- NPI issued2014 · 88% of these records are older, 10% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2014 · median 1997 among the 92 with a school on file
- Record last updated2023 · 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 207W00000X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Nevada
There are 143 ophthalmology physician records in Nevada.
All 143 in Nevada → Every provider in Nellis Afb → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Eloisa Crouse, MDNellis Afb, NV 891911306421672
- Frederick Nelson, MDNellis Afb, NV 891911639670912
- Brett Brimhall, M.D.Las Vegas, NV 891491033191853
- Glen Hatcher, DOLas Vegas, NV 891481396744983
- Thomas Kelly, M.D.Las Vegas, NV 891481467451526
- Frank Lee, DOLas Vegas, NV 891481609197532
- Kathleen Mahon, MDLas Vegas, NV 891481134212467
- Tapan Shah, MDLas Vegas, NV 891481508820200
Common questions
What is William Dennis, M.D.'s NPI number?
William Dennis, M.D.'s National Provider Identifier (NPI) is 1366855694, issued on Jun 4, 2014. An NPI identifies a provider in billing; it is not a license.
Where is William Dennis, M.D. located?
The NPPES record lists a practice address at 4700 Las Vegas Blvd N, Nellis Afb, NV, 89191. Phone: (702) 653-2273. Providers update this record themselves, so call before visiting.
How can I verify William Dennis, M.D.'s license?
NPPES lists Nevada license number 23181, 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 William Dennis, M.D. prescribe under Medicare Part D?
In 2024, William Dennis, M.D. had 50 Medicare Part D claims for 25 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.