NPPES file of Aug 9, 2026

John Lawrence Schaller, M.D., M.P.H.

Preventive Medicine/Occupational Environmental Medicine Physician · Phoenix, AZ

John Lawrence Schaller, M.D., M.P.H. is a preventive medicine/occupational environmental medicine physician with a practice address in Phoenix, Arizona, and NPI 1093830333, issued on Mar 19, 2007. Check the license (Arizona 17949, 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
1093830333
Name
John Lawrence Schaller
Credential
M.D., M.P.H.
Primary taxonomy
Preventive Medicine/Occupational Environmental Medicine Physician 2083P0500X
License numbers
17949 AZ
G66859 CA
Self-reported in NPPES; status is on the state search
Practice location
4645 E Cotton Center Blvd Bldg 1 # 200, Phoenix, AZ 85040
Phone
(602) 659-1123
Enumerated
Mar 19, 2007
Record last updated
Sep 11, 2025
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 preventive medicine/occupational environmental medicine physician records → All 18 in Arizona → Look up another NPI →

Verify John Lawrence Schaller in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 17949    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

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Industry payments in 2024: $2,741.52

3 payments; by number, the most common kind was food and beverage; the largest payer was Menarini Silicon Biosystems, Inc. The 71 providers of this specialty with any payment received $2,513.26 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. John Schaller$2,741.52
  2. Specialty average$2,513.26

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

John Lawrence Schaller among 18 preventive medicine/occupational environmental medicine physician records in Arizona

John Lawrence Schaller, M.D., M.P.H. is one of 18 preventive medicine/occupational environmental medicine physician records with a practice address in Arizona. 28% 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 61% of them.

  • NPI issued2007 · 61% of these records are older, 22% newer
  • In a Medicare fileYes · 28% of these records are
  • In the CMS Doctors and Clinicians fileNo · 17% of these records are
  • Record last updated2025 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083P0500X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Preventive Medicine/Occupational Environmental Medicine Physician providers in Arizona

There are 18 preventive medicine/occupational environmental medicine physician records in Arizona.

All 18 in Arizona → Every provider in Phoenix → Preventive Medicine/Occupational Environmental Medicine Physician nationwide →

The 8 preventive medicine/occupational environmental medicine physician records with the nearest ZIP codes

  1. Ralph Luciani, D.O., M.D.(H)Phoenix, AZ 850211003091117
  2. Nanette Auriemma, M.D.Phoenix, AZ 850121609829340
  3. Heidi Roeber, MDPhoenix, AZ 850061801849567
  4. Joseph Lopez, M.D.Mesa, AZ 852151982699757
  5. Alan Ketover, M.D.Paradise Valley, AZ 852531073732624
  6. Robert Meyer, DOScottsdale, AZ 852551871750638
  7. John Eckstein, M.D.Scottsdale, AZ 852591881676575
  8. David Gullen, M.D.Scottsdale, AZ 852591730163338

Common questions

What is John Lawrence Schaller, M.D., M.P.H.'s NPI number?

John Lawrence Schaller, M.D., M.P.H.'s National Provider Identifier (NPI) is 1093830333, issued on Mar 19, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John Lawrence Schaller, M.D., M.P.H. located?

The NPPES record lists a practice address at 4645 E Cotton Center Blvd Bldg 1 # 200, Phoenix, AZ, 85040. Phone: (602) 659-1123. Providers update this record themselves, so call before visiting.

How can I verify John Lawrence Schaller, M.D., M.P.H.'s license?

NPPES lists Arizona license number 17949, 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.