NPPES file of Aug 9, 2026

Marwan Mohammed Oleiwi, MD

Hospitalist Physician · Mesa, AZ

Marwan Mohammed Oleiwi, MD is a hospitalist physician with a practice address in Mesa, Arizona, and NPI 1063779262, issued on Apr 12, 2012. Check the license (Arizona 50464, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1063779262
Name
Marwan Mohammed Oleiwi
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License number
50464 AZ
Self-reported in NPPES; status is on the state search
Practice location
6644 E Baywood Ave, Mesa, AZ 85206
Phone
(480) 321-3900
Enumerated
Apr 12, 2012
Record last updated
Oct 6, 2015 (not updated in 11 years: call before relying on the address or phone)
Fax
(480) 321-3840
Medicare enrollment
Enrolled (PECOS I20150923001889); 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 6644 E Baywood Ave

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

  1. Firas Abbas, M.D. M.P.H.Internal Medicine Physician1336481407
  2. Hassan Abbas, D.O.Internal Medicine Physician1477294775
  3. Jose Acosta, RPARadiology Practitioner Assistant1376721076
  4. Melissa Albers, CRNACertified Registered Nurse Anesthetist1386183481
  5. Maria Alexov, M.D.Infectious Disease Physician1952361271
  6. Ayman Alhadheri, MDEmergency Medicine Physician1184205403

Verify Marwan Mohammed Oleiwi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 50464
    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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12% fewer Medicare Part D claims than the average hospitalist physician in 2024

457 Medicare Part D claims for 196 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Marwan Oleiwi457
  2. Specialty average521

Most prescribed

  1. Cefdinir33 claims
  2. Clopidogrel25 claims
  3. Furosemide23 claims
  4. Amoxicillin-Clavulanate Potass22 claims
  5. Metoprolol Tartrate20 claims
  6. Atorvastatin Calcium18 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): 92.3 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. Qualitynot scored (reweighted)
  2. Costout of 100 · 30%66.9
  3. Promoting interoperabilityout of 100 · 25%98.0
  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).

Bills Medicare through one group practice

  1. Banner - University Hospital Based Physicians LLCPhoenix, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Marwan Mohammed Oleiwi among 775 hospitalist physician records in Arizona

Marwan Mohammed Oleiwi, MD is one of 775 hospitalist physician records with a practice address in Arizona. 88% 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 47% of them.

  • NPI issued2012 · 47% of these records are older, 47% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated2001 · median 2011 among the 618 with a school on file
  • Record last updated2015 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Arizona

There are 775 hospitalist physician records in Arizona.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Kenny Chuu, MDMesa, AZ 852061619104254
  2. Ini Ekpo, MDMesa, AZ 852061720004138
  3. Rakesh Gaddam, M.D.Mesa, AZ 852061306100375
  4. Ria Ghose Kundu, M.D.Mesa, AZ 852061881037539
  5. Ritesh Kanotra, MDMesa, AZ 852061215287685
  6. Pavan Lankaala, MDMesa, AZ 852061386990877
  7. Shahnaz Mazdeh, MDMesa, AZ 852061912128364
  8. Sandeep Nagre, MDMesa, AZ 852061871840108

Common questions

What is Marwan Mohammed Oleiwi, MD's NPI number?

Marwan Mohammed Oleiwi, MD's National Provider Identifier (NPI) is 1063779262, issued on Apr 12, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Marwan Mohammed Oleiwi, MD located?

The NPPES record lists a practice address at 6644 E Baywood Ave, Mesa, AZ, 85206. Phone: (480) 321-3900. Providers update this record themselves, so call before visiting.

How can I verify Marwan Mohammed Oleiwi, MD's license?

NPPES lists Arizona license number 50464, 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 Marwan Mohammed Oleiwi, MD prescribe under Medicare Part D?

In 2024, Marwan Mohammed Oleiwi, MD had 457 Medicare Part D claims for 196 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Marwan Mohammed Oleiwi, MD's MIPS final score?

The 2023 MIPS final score is 92.3 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.