Larry Dean Williamson, MD
Family Medicine Physician · Las Vegas, NV
Larry Dean Williamson, MD is a family medicine physician with a practice address in Las Vegas, Nevada, and NPI 1972701837, issued on Jul 3, 2007. Check the license (Nevada 8304, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Larry Dean Williamson
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 8304 NV
21286 WV
Self-reported in NPPES; status is on the state search - Practice location
- 330 S Casino Center Blvd, Las Vegas, NV 89101
- Phone
- (702) 671-5637
- Enumerated
- Jul 3, 2007
- Record last updated
- Jun 10, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (702) 366-0576
- Medicaid IDs
- 3910001135 WV
1972701837 NV - Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,243 in Nevada → Look up another NPI →
Also registered at 330 S Casino Center Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rachel Clark, APRN, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1356072177
- Kristen Cox, PMHNPPsychiatric/Mental Health Nurse Practitioner1780270199
- Holly Crosby, APRN, BC, CNSPsychiatric/Mental Health Nurse Practitioner1821178450
- Elizabeth Ertle, PA-CPhysician Assistant1245999820
- Dennis Fajardo, PHYSICIAN ASSISTANTMedical Physician Assistant1083378657
- Allan Kirkwood, DDSDentist1003639923
Verify Larry Dean Williamson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 8304Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
100% fewer Medicare Part D claims than the average family medicine physician in 2024
14 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Larry Dean Williamson among 1,243 family medicine physician records in Nevada
Larry Dean Williamson, MD 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 2007, is newer than 41% of them.
- NPI issued2007 · 41% of these records are older, 48% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2016 · 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).
578 family medicine physician records list a practice address in Las Vegas
They are 578 of the 65,269 NPPES records with a practice address in Las Vegas, and 1,243 family medicine physician records in Nevada.
All 1,243 in Nevada → Every provider in Las Vegas → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Robert Hunter, MDLas Vegas, NV 891011659373140
- Rogelio Machuca, M.D.Las Vegas, NV 891011245492966
- Kida Thompson, MDLas Vegas, NV 891011346504503
- Michelle Conger, DOLas Vegas, NV 891021730152703
- Maria Pilar Faylona, M.D. P.C.Las Vegas, NV 891021770677676
- Jerry Hunter, MDLas Vegas, NV 891021306810155
- Michel Joffe, MDLas Vegas, NV 891021154347102
- Robert Lang, D.O.Las Vegas, NV 891021992758726
Common questions
What is Larry Dean Williamson, MD's NPI number?
Larry Dean Williamson, MD's National Provider Identifier (NPI) is 1972701837, issued on Jul 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Larry Dean Williamson, MD located?
The NPPES record lists a practice address at 330 S Casino Center Blvd, Las Vegas, NV, 89101. Phone: (702) 671-5637. Providers update this record themselves, so call before visiting.
How can I verify Larry Dean Williamson, MD's license?
NPPES lists Nevada license number 8304, 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 Larry Dean Williamson, MD prescribe under Medicare Part D?
In 2024, Larry Dean Williamson, MD had 14 Medicare Part D claims; 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.