NPPES file of Aug 9, 2026

Tony Makhlouf, MD

Rheumatology Physician · Simi Valley, CA

Tony Makhlouf, MD is a rheumatology physician with a practice address in Simi Valley, California, and NPI 1992932214, issued on Jun 12, 2009. Check the license (California A127473, as entered in NPPES) on the Medical Board of California; 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
1992932214
Name
Tony Makhlouf
Credential
MD
Primary taxonomy
Rheumatology Physician 207RR0500X
License numbers
A127473 CA
BP1-0034891 TX
Self-reported in NPPES; status is on the state search
Practice location
143 Parrot LN, Simi Valley, CA 93065
Phone
(805) 842-1793
Enumerated
Jun 12, 2009
Record last updated
Jun 28, 2024
Fax
(805) 842-1793
Medicare enrollment
Enrolled (PECOS I20161128002118); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 143 Parrot LN

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

  1. William Matzner, M.D., PH.D.Internal Medicine Physician1306905716
  2. Johnelle Opel, NURSE PRACTITIONERFamily Nurse Practitioner1871234369

Verify Tony Makhlouf in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A127473
    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 California license search

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65% more Medicare Part D claims than the average rheumatology physician in 2024

3,270 Medicare Part D claims for 522 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 151 claims were for opioids.

  1. Tony Makhlouf3,270
  2. Specialty average1,978

Most prescribed

  1. Hydroxychloroquine Sulfate490 claims
  2. Methotrexate448 claims
  3. Methylprednisolone177 claims
  4. Prednisone161 claims
  5. Tizanidine Hcl145 claims
  6. Hydrocodone-Acetaminophen106 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 MIPS final score for 2023 (Medicare payment program): 86.9 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score75.2
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%97.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $3,353.64

174 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tony Makhlouf$3,353.64
  2. Specialty average$8,538.33

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

Bills Medicare through 2 group practices

  1. Allure Medical Group A Professional CorporationThousand Oaks, CA
  2. Galen Inpatient Physicians PCGlendale, CA

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

Tony Makhlouf among 926 rheumatology physician records in California

Tony Makhlouf, MD is one of 926 rheumatology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 63% of them.

  • NPI issued2009 · 63% of these records are older, 34% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2004 · median 2003 among the 641 with a school on file
  • Record last updated2024 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in California

There are 926 rheumatology physician records in California.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Courtney O'Brien, DOSimi Valley, CA 930651609396514
  2. Angelica Shepard, MDOxnard, CA 930361447546684
  3. Howard Hoos, MDOxnard, CA 930301114939287
  4. Timothy Spiegel, M.D.Santa Barbara, CA 931011700870243
  5. Erin Hammett, DO.Santa Barbara, CA 931051467884098
  6. Robert Klein, M.D.Santa Barbara, CA 931051205004900
  7. Wonuk Lee, M.D.Santa Barbara, CA 931051386720092
  8. Courtney Stull, M.D.Santa Barbara, CA 931051376905836

Common questions

What is Tony Makhlouf, MD's NPI number?

Tony Makhlouf, MD's National Provider Identifier (NPI) is 1992932214, issued on Jun 12, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Tony Makhlouf, MD located?

The NPPES record lists a practice address at 143 Parrot LN, Simi Valley, CA, 93065. Phone: (805) 842-1793. Providers update this record themselves, so call before visiting.

How can I verify Tony Makhlouf, MD's license?

NPPES lists California license number A127473, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Tony Makhlouf, MD prescribe under Medicare Part D?

In 2024, Tony Makhlouf, MD had 3,270 Medicare Part D claims for 522 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.

What is Tony Makhlouf, MD's MIPS final score?

The 2023 MIPS final score is 86.9 of 100. 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.