NPPES file of Aug 9, 2026

William Schertzing, MD

Student in an Organized Health Care Education/Training Program · Phoenix, AZ

William Schertzing, MD is a student in an organized health care education/training program with a practice address in Phoenix, Arizona, and NPI 1699338186, issued on Apr 19, 2019. Check the license with the Arizona board that licenses this profession; 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
1699338186
Name
William Schertzing
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
2601 E Roosevelt St, Phoenix, AZ 85008
Phone
(602) 344-5011
Enumerated
Apr 19, 2019
Record last updated
Apr 19, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20251112000133); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2601 E Roosevelt St

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

  1. Amjed Abdel Al, MDStudent in an Organized Health Care Education/Training Program1043151400
  2. Shelley Abdel-Sayed, M.D.Anesthesiology Physician1609079490
  3. Baha Abdelrahim, DOStudent in an Organized Health Care Education/Training Program1205531795
  4. Yasir Abdulqader, MDHospitalist Physician1184955395
  5. Iman Aboalam, PHARMDPharmacist1477422384
  6. Norberto Adame, MDEmergency Medicine Physician1144276213

Verify William Schertzing in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this professionCheck 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
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94% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

11 Medicare Part D claims, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. William Schertzing11
  2. Specialty average185

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.

One hospital affiliation

  1. Prairie Ridge Hospital And Health ServicesEvansville, MN · Critical Access Hospitals

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).

William Schertzing among 3,364 student in an organized health care education/training program records in Arizona

William Schertzing, MD is one of 3,364 student in an organized health care education/training program records with a practice address in Arizona. 23% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 10% of them.

  • NPI issued2019 · 10% of these records are older, 88% newer
  • In a Medicare fileYes · 23% of these records are
  • In the CMS Doctors and Clinicians fileYes · 2% of these records are
  • Graduated2019 · median 2020 among the 79 with a school on file
  • Record last updated2019 · 16% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,583 student in an organized health care education/training program records list a practice address in Phoenix

They are 1,583 of the 31,399 NPPES records with a practice address in Phoenix, and 3,364 student in an organized health care education/training program records in Arizona.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Jeffrey Arrington, DOPhoenix, AZ 850081144762196
  2. Metta Gulley, MDPhoenix, AZ 850081780126243
  3. Luma IbrahimPhoenix, AZ 850081619323763
  4. Jack Keenan, M.D.Phoenix, AZ 850081811343650
  5. Christina Kelly, M.DPhoenix, AZ 850081184010639
  6. Loyd Olson, M.D.Phoenix, AZ 850081306165733
  7. Emil Osipov, M.DPhoenix, AZ 850081083147268
  8. Jonathan PeckhamPhoenix, AZ 850081992130884

Common questions

What is William Schertzing, MD's NPI number?

William Schertzing, MD's National Provider Identifier (NPI) is 1699338186, issued on Apr 19, 2019. An NPI identifies a provider in billing; it is not a license.

Where is William Schertzing, MD located?

The NPPES record lists a practice address at 2601 E Roosevelt St, Phoenix, AZ, 85008. Phone: (602) 344-5011. Providers update this record themselves, so call before visiting.

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

Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does William Schertzing, MD prescribe under Medicare Part D?

In 2024, William Schertzing, MD had 11 Medicare Part D claims; the average among student in an organized health care education/training program prescribers was 185. 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.