NPPES file of Aug 9, 2026

William Warner, MD

Infectious Disease Physician · Las Vegas, NV

William Warner, MD is an infectious disease physician with a practice address in Las Vegas, Nevada, and NPI 1467437574, issued on Dec 12, 2005. Check the license (Nevada 21265, as entered in NPPES) on the Nevada State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1467437574
Name
William Warner
Credential
MD
Primary taxonomy
Infectious Disease Physician 207RI0200X
License numbers
21265 NV
J9932 TX
Self-reported in NPPES; status is on the state search
Practice location
6070 S Fort Apache RD Ste 100, Las Vegas, NV 89148
Phone
(702) 803-5534
Enumerated
Dec 12, 2005
Record last updated
Jul 25, 2023
Fax
(409) 419-1108
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 6070 S Fort Apache RD Ste 100

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Joanne Agregado, MSN, APRN, FNP-BCFamily Nurse Practitioner1700582178
  2. Katelyne Atijera, APRNNurse Practitioner1922571199
  3. Arlene Blanco, APRN,FNP-BC, FNP-CFamily Nurse Practitioner1487397394
  4. Marites Castillo Bustamante, APRN, FNP-BC, FNP-CFamily Nurse Practitioner1538850326
  5. Amherstina Coe, APRN, FNP-BCFamily Nurse Practitioner1841486024
  6. Shaukat Damji, M.DInternal Medicine Physician1063475770

Verify William Warner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNevada State Board of Medical Examiners
    Search for license 21265
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Nevada license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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81% fewer Medicare Part D claims than the average infectious disease physician in 2024

128 Medicare Part D claims for 47 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D.

  1. William Warner128
  2. Specialty average689

Most prescribed

  1. Linezolid26 claims
  2. Doxycycline Hyclate20 claims
  3. Triamcinolone Acetonide12 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 70 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score64.4
  2. Costout of 100 · 30%17.0
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $134.12

4 payments; by number, the most common kind was food and beverage; the largest payer was Kerecis Limited. The 3,895 providers of this specialty with any payment received $4,362.19 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Warner$134.12
  2. Specialty average$4,362.19

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

William Warner among 64 infectious disease physician records in Nevada

William Warner, MD is one of 64 infectious disease physician records with a practice address in Nevada. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 89% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileNo · 83% of these records are
  • Record last updated2023 · 33% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Nevada practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Nevada

There are 64 infectious disease physician records in Nevada.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Nikita GargLas Vegas, NV 891481699335166
  2. Michael Gehman, DOLas Vegas, NV 891481912973041
  3. Otavio Pereira Rodrigues, M.D.Las Vegas, NV 891481790125367
  4. Anna Pinelo Coll Cardenas, MDLas Vegas, NV 891471508425950
  5. Farooq Shaikh, M.D.Las Vegas, NV 891451962467845
  6. Ion Alexie, MDLas Vegas, NV 891441881621662
  7. Amir Qureshi, MDLas Vegas, NV 891441972538247
  8. Kathleen Wairimu, M.D.Las Vegas, NV 891291023065422

Common questions

What is William Warner, MD's NPI number?

William Warner, MD's National Provider Identifier (NPI) is 1467437574, issued on Dec 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is William Warner, MD located?

The NPPES record lists a practice address at 6070 S Fort Apache RD Ste 100, Las Vegas, NV, 89148. Phone: (702) 803-5534. Providers update this record themselves, so call before visiting.

How can I verify William Warner, MD's license?

NPPES lists Nevada license number 21265, 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 Warner, MD prescribe under Medicare Part D?

In 2024, William Warner, MD had 128 Medicare Part D claims for 47 beneficiaries; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.

What is William Warner, MD's MIPS final score?

The 2023 MIPS final score is 70 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.