Warren P. Thai, MD
Hospitalist Physician · Fallon, NV
Warren P. Thai, MD is a hospitalist physician with a practice address in Fallon, Nevada, and NPI 1902923451, issued on Mar 22, 2007. Check the license (Nevada 13174, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Warren P. Thai
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 13174 NV
A108762 CA
Self-reported in NPPES; status is on the state search - Practice location
- 801 E Williams Ave, Fallon, NV 89406
- Phone
- (702) 453-3799
- Enumerated
- Mar 22, 2007
- Record last updated
- Oct 7, 2022
- Fax
- (702) 453-5741
- Medicare enrollment
- Enrolled (PECOS I20090902000149); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 239 in Nevada → Look up another NPI →
Also registered at 801 E Williams Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Warren P. Thai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNevada State Board of Medical Examiners
Search for license 13174Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
33% fewer Medicare Part D claims than the average hospitalist physician in 2024
347 Medicare Part D claims for 112 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Doxycycline Hyclate22 claims
- Prednisone22 claims
- Cefdinir20 claims
- Famotidine18 claims
- Amoxicillin-Clavulanate Potass17 claims
- Pantoprazole Sodium15 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
- Usacs Integrated Acute Care Services OF Nevada Bagnoli P CCarson City, NV
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Warren P. Thai among 239 hospitalist physician records in Nevada
Warren P. Thai, MD is one of 239 hospitalist physician records with a practice address in Nevada. 90% 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 22% of them.
- NPI issued2007 · 22% of these records are older, 72% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 80% of these records are
- Graduated2003 · median 2012 among the 191 with a school on file
- Record last updated2022 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Nevada
There are 239 hospitalist physician records in Nevada.
All 239 in Nevada → Every provider in Fallon → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Joseph Boateng, MDGardnerville, NV 894101194833038
- Judd Anders, MDSparks, NV 894341750581559
- Justin Bumgardner, MDSparks, NV 894341508361007
- Sarah HandSparks, NV 894341801258595
- Eric Hjaltalin, DOSparks, NV 894341407590128
- Brandi Kindig, MDSparks, NV 894341508983982
- Katharina Mahadeva Cadwell, MDSparks, NV 894341184740698
- Vivian Okirie, MDSparks, NV 894341568968501
Common questions
What is Warren P. Thai, MD's NPI number?
Warren P. Thai, MD's National Provider Identifier (NPI) is 1902923451, issued on Mar 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Warren P. Thai, MD located?
The NPPES record lists a practice address at 801 E Williams Ave, Fallon, NV, 89406. Phone: (702) 453-3799. Providers update this record themselves, so call before visiting.
How can I verify Warren P. Thai, MD's license?
NPPES lists Nevada license number 13174, 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 Warren P. Thai, MD prescribe under Medicare Part D?
In 2024, Warren P. Thai, MD had 347 Medicare Part D claims for 112 beneficiaries; the average among hospitalist physician prescribers was 521. 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.