NPPES file of Aug 9, 2026

Warren C. Rizzo, MD

Rheumatology Physician · Scottsdale, AZ

Warren C. Rizzo, MD is a rheumatology physician with a practice address in Scottsdale, Arizona, and NPI 1053371153, issued on Mar 24, 2006. Check the license (Arizona 28981, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1053371153
Name
Warren C. Rizzo
Credential
MD
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
28981 AZ
Self-reported in NPPES; status is on the state search
Practice location
10210 N 92ND St, Scottsdale, AZ 85258
Phone
(480) 451-3222
Enumerated
Mar 24, 2006
Record last updated
Apr 18, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(480) 451-3224
Medicaid ID
563826 AZ
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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8 nearest rheumatology physician records → All 117 in Arizona → Look up another NPI →

Also registered at 10210 N 92ND St

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

  1. Richard Anderson, M.D.Specialist1346389798
  2. Allan Block, M.D.Neurology Physician1841262110
  3. Jacqueline Chadwick, MDFamily Medicine Physician1932172426
  4. Elaine Ellis, M.D.Pediatric Neurodevelopmental Disabilities Physician1952364150
  5. Valerie Infranco, NPPerinatal Nurse Practitioner1467490490
  6. Mia Jasinski, CRNPAdult Health Nurse Practitioner1366204638

Verify Warren C. Rizzo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 28981    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 Arizona 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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Industry payments in 2024: $418.62

1 payment: food and beverage; the largest payer was Curiteva, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Warren Rizzo$418.62
  2. Specialty average$8,538.33

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

Warren C. Rizzo among 117 rheumatology physician records in Arizona

Warren C. Rizzo, MD is one of 117 rheumatology physician records with a practice address in Arizona. 86% 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 15% of them.

  • NPI issued2006 · 15% of these records are older, 46% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2011 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in Arizona

There are 117 rheumatology physician records in Arizona.

All 117 in Arizona → Every provider in Scottsdale → Rheumatology Physician nationwide →

The 8 rheumatology physician records with the nearest ZIP codes

  1. Gabriel Colceriu, M.D.Scottsdale, AZ 852581134240146
  2. Manmeet KaurScottsdale, AZ 852581396207916
  3. David Pisarcik, DOScottsdale, AZ 852581407319072
  4. Ramin Sabahi, M.D.Scottsdale, AZ 852581568569804
  5. Nancy Sein, DOScottsdale, AZ 852581689972531
  6. Fawad Aslam, MBBSScottsdale, AZ 852591669636114
  7. Nouran Eshak, MDScottsdale, AZ 852591073175022
  8. W Griffing, M.D.Scottsdale, AZ 852591437133972

Common questions

What is Warren C. Rizzo, MD's NPI number?

Warren C. Rizzo, MD's National Provider Identifier (NPI) is 1053371153, issued on Mar 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Warren C. Rizzo, MD located?

The NPPES record lists a practice address at 10210 N 92ND St, Scottsdale, AZ, 85258. Phone: (480) 451-3222. Providers update this record themselves, so call before visiting.

How can I verify Warren C. Rizzo, MD's license?

NPPES lists Arizona license number 28981, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.