Gregory Walter Schweitz, M.D.
Emergency Medicine Physician · Scottsdale, AZ
Gregory Walter Schweitz, M.D. is an emergency medicine physician with a practice address in Scottsdale, Arizona, and NPI 1053671677, issued on May 17, 2012. Check the license (Arizona 50172, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gregory Walter Schweitz
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 50172 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 7400 E Osborn RD, Scottsdale, AZ 85251
- Phone
- (480) 882-4809
- Enumerated
- May 17, 2012
- Record last updated
- Dec 22, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150821014865); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 1,494 in Arizona → Look up another NPI →
Also registered at 7400 E Osborn RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ashley Abell, MSN, RN, FNP-CNurse Practitioner1679041099
- Marwah Ahmad, DOInternal Medicine Physician1053056440
- Aws Al-AbdullahEmergency Medicine Physician1770945545
- Stuart Alt, M.D.Personal Emergency Response Attendant1760445639
- Stephen Andersen, M.D.Personal Emergency Response Attendant1750343307
- Melissa Atkinson, AG-ACNPAcute Care Nurse Practitioner1457896482
Verify Gregory Walter Schweitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 50172Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% more Medicare Part D claims than the average emergency medicine physician in 2024
249 Medicare Part D claims for 178 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Prednisone42 claims
- Doxycycline Hyclate30 claims
- Amoxicillin-Clavulanate Potass26 claims
- Ondansetron Odt25 claims
- Cephalexin24 claims
- Cyclobenzaprine Hcl22 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
- Scottsdale Emergency Associates LtdScottsdale, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Walter Schweitz among 1,494 emergency medicine physician records in Arizona
Gregory Walter Schweitz, M.D. is one of 1,494 emergency medicine physician records with a practice address in Arizona. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 55% of them.
- NPI issued2012 · 55% of these records are older, 43% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2012 · median 2014 among the 828 with a school on file
- Record last updated2021 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in Arizona
There are 1,494 emergency medicine physician records in Arizona.
All 1,494 in Arizona → Every provider in Scottsdale → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Michael Bundschuh, DOScottsdale, AZ 852511487627634
- Franco Castro-Marin, M.D.Scottsdale, AZ 852511437376159
- Christopher Courtney, MDScottsdale, AZ 852511932313020
- Charles Finch, D.O.Scottsdale, AZ 852511942250485
- David Guttman, M.D.Scottsdale, AZ 852511841261468
- Michael Jonas, M.D.Scottsdale, AZ 852511588865802
- Christopher Marcuzzo, M.D.Scottsdale, AZ 852511568411098
- Glen McCracken, M.D.Scottsdale, AZ 852511891745253
Common questions
What is Gregory Walter Schweitz, M.D.'s NPI number?
Gregory Walter Schweitz, M.D.'s National Provider Identifier (NPI) is 1053671677, issued on May 17, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Walter Schweitz, M.D. located?
The NPPES record lists a practice address at 7400 E Osborn RD, Scottsdale, AZ, 85251. Phone: (480) 882-4809. Providers update this record themselves, so call before visiting.
How can I verify Gregory Walter Schweitz, M.D.'s license?
NPPES lists Arizona license number 50172, 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.
How much does Gregory Walter Schweitz, M.D. prescribe under Medicare Part D?
In 2024, Gregory Walter Schweitz, M.D. had 249 Medicare Part D claims for 178 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.