William Vontobel, MD
Family Medicine Physician · Las Vegas, NV
William Vontobel, MD is a family medicine physician with a practice address in Las Vegas, Nevada, and NPI 1992722474, issued on Jul 17, 2006. Check the license (Nevada 5099, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- William Vontobel
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 5099 NV
Self-reported in NPPES; status is on the state search - Practice location
- 3150 N Tenaya Way, Las Vegas, NV 89128
- Phone
- (702) 869-9200
- Enumerated
- Jul 17, 2006
- Record last updated
- Feb 23, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (702) 216-3821
- Medicaid ID
- 002002200 NV
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,243 in Nevada → Look up another NPI →
Also registered at 3150 N Tenaya Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William Vontobel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 5099Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family medicine physician in 2024
284 Medicare Part D claims for 82 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Atorvastatin Calcium43 claims
- Metformin Hcl25 claims
- Amlodipine Besylate21 claims
- Lisinopril15 claims
- Losartan Potassium14 claims
- Levothyroxine Sodium13 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.
William Vontobel among 1,243 family medicine physician records in Nevada
William Vontobel, 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 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 fileNo · 58% of these records are
- Record last updated2017 · 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
- Leo Capobianco, D.O.Las Vegas, NV 891281063483097
- David Delaney, MDLas Vegas, NV 891281982674073
- Steven Fales, MDLas Vegas, NV 891281497703375
- Leslie Farber, M.D.Las Vegas, NV 891281730184276
- Deborah Goodwin, M.D.Las Vegas, NV 891281194786384
- Ailene Ma-Arimoto, MDLas Vegas, NV 891281477529709
- Rene Mauban, M.D.Las Vegas, NV 891281659371037
- Jeffrey Morton, M.D.Las Vegas, NV 891281407856503
Common questions
What is William Vontobel, MD's NPI number?
William Vontobel, MD's National Provider Identifier (NPI) is 1992722474, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Vontobel, MD located?
The NPPES record lists a practice address at 3150 N Tenaya Way, Las Vegas, NV, 89128. Phone: (702) 869-9200. Providers update this record themselves, so call before visiting.
How can I verify William Vontobel, MD's license?
NPPES lists Nevada license number 5099, 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 Vontobel, MD prescribe under Medicare Part D?
In 2024, William Vontobel, MD had 284 Medicare Part D claims for 82 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.