NPPES file of Aug 9, 2026

Ayyoub B. Haddad, DO

Internal Medicine Physician · Warren, MI

Ayyoub B. Haddad, DO is an internal medicine physician with a practice address in Warren, Michigan, and NPI 1336390012, issued on Oct 1, 2008. Check the license (Michigan 5101018017, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1336390012
Name
Ayyoub B. Haddad
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
5101018017 MI
Self-reported in NPPES; status is on the state search
Practice location
13355 E 10 Mile RD, Warren, MI 48089
Phone
(586) 759-7695
Enumerated
Oct 1, 2008
Record last updated
Oct 23, 2023
Medicare enrollment
Enrolled (PECOS I20111019000424); 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 13355 E 10 Mile RD

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

  1. Jeffrey Bargeon, D.O.Emergency Medicine Physician1104002179
  2. Maria Benson, CRNACertified Registered Nurse Anesthetist1932437274
  3. John Calabria, DOInternal Medicine Physician1538113667
  4. Michael Christensen, CRNACertified Registered Nurse Anesthetist1124053723
  5. Paul Chrobak, D.O.Emergency Medicine Physician1427255835
  6. Soumitra Datta, D.O.Emergency Medicine Physician1851592133

Verify Ayyoub B. Haddad in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 5101018017
    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 Michigan 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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85% fewer Medicare Part D claims than the average internal medicine physician in 2024

480 Medicare Part D claims for 195 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 46 claims were for opioids.

  1. Ayyoub Haddad480
  2. Specialty average3,176

Most prescribed

  1. Prednisone33 claims
  2. Hydrocodone-Acetaminophen23 claims
  3. Furosemide16 claims
  4. Atorvastatin Calcium14 claims
  5. Metoprolol Tartrate14 claims
  6. Eliquis13 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

  1. Henry Ford Health SystemDetroit, MI

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

Ayyoub B. Haddad among 5,735 internal medicine physician records in Michigan

Ayyoub B. Haddad, DO is one of 5,735 internal medicine physician records with a practice address in Michigan. 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 2008, is newer than 48% of them.

  • NPI issued2008 · 48% of these records are older, 49% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2008 · median 2006 among the 3,564 with a school on file
  • Record last updated2023 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

90 internal medicine physician records list a practice address in Warren

They are 90 of the 2,799 NPPES records with a practice address in Warren, and 5,735 internal medicine physician records in Michigan.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Rose AtrisWarren, MI 480891487329447
  2. John Bochenek, D.O.Warren, MI 480891841213436
  3. John Calabria, DOWarren, MI 480891538113667
  4. Donald Hayosh, D. O.Warren, MI 480891891781092
  5. Dawn Hughes, MDWarren, MI 480891407958887
  6. Joanna PeaseWarren, MI 480891952324642
  7. Kathy Petteruti, DOWarren, MI 480891528081213
  8. Jennifer RiseWarren, MI 480891114947959

Common questions

What is Ayyoub B. Haddad, DO's NPI number?

Ayyoub B. Haddad, DO's National Provider Identifier (NPI) is 1336390012, issued on Oct 1, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Ayyoub B. Haddad, DO located?

The NPPES record lists a practice address at 13355 E 10 Mile RD, Warren, MI, 48089. Phone: (586) 759-7695. Providers update this record themselves, so call before visiting.

How can I verify Ayyoub B. Haddad, DO's license?

NPPES lists Michigan license number 5101018017, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ayyoub B. Haddad, DO prescribe under Medicare Part D?

In 2024, Ayyoub B. Haddad, DO had 480 Medicare Part D claims for 195 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.