NPPES file of Aug 9, 2026

Leigh Christopher Reardon, MD

Pediatric Cardiology Physician · Los Angeles, CA

Leigh Christopher Reardon, MD is a pediatric cardiology physician with a practice address in Los Angeles, California, and NPI 1649200817, issued on Jul 4, 2006. Check the license (California A94973, 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
1649200817
Name
Leigh Christopher Reardon
Credential
MD
Primary taxonomy
Pediatric Cardiology Physician 2080P0202X
License number
A94973 CA
Self-reported in NPPES; status is on the state search
Practice location
100 Ucla Medical Plz, Los Angeles, CA 90095
Phone
(310) 794-2727
Enumerated
Jul 4, 2006
Record last updated
Jun 4, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(310) 825-6346
Medicaid ID
1649200817 CA
Medicare enrollment
Enrolled (PECOS I20110419000670); 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 100 Ucla Medical Plz

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

  1. Ryan AroninInternal Medicine Physician1326486770
  2. Babak Azarbal, MDAdvanced Heart Failure and Transplant Cardiology Physician1669402863
  3. Janet Bauer, DDS, MSPH, MSED, MBADentist1932352481
  4. Virit Butani, D.P.M.Foot & Ankle Surgery Podiatrist1316204654
  5. Milan Fiala, MDInfectious Disease Physician1730270737
  6. Sharon Freudenberger, DDSDentist1427261478

Verify Leigh Christopher Reardon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A94973
    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

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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8.9 times the Medicare Part D claims of the average pediatric cardiology physician in 2024

655 Medicare Part D claims for 59 beneficiaries, against an average of 74 among the 518 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.

  1. Leigh Reardon655
  2. Specialty average74

Most prescribed

  1. Furosemide53 claims
  2. Metoprolol Succinate42 claims
  3. Spironolactone42 claims
  4. Eliquis39 claims
  5. Losartan Potassium36 claims
  6. Opsumit34 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): 80.5 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. Qualityout of 100 · 30% of the final score80.8
  2. Costout of 100 · 30%20.9
  3. Promoting interoperabilityout of 100 · 25%100.0
  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).

Industry payments in 2024: $19,341.93

38 payments; by number, the most common kind was food and beverage; the largest payer was Actelion Pharmaceuticals US, Inc. The 1,156 providers of this specialty with any payment received $2,864.57 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Leigh Reardon$19,342
  2. Specialty average$2,865

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

Bills Medicare through one group practice

  1. The Regents OF The University OF CaliforniaLos Angeles, CA

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

Leigh Christopher Reardon among 363 pediatric cardiology physician records in California

Leigh Christopher Reardon, MD is one of 363 pediatric cardiology physician records with a practice address in California. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.

  • NPI issued2006 · 9% of these records are older, 57% newer
  • In a Medicare fileYes · 59% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Graduated2004 · median 2004 among the 164 with a school on file
  • Record last updated2012 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Cardiology Physician providers in California

There are 363 pediatric cardiology physician records in California.

The 8 pediatric cardiology physician records with the nearest ZIP codes

  1. Juan Alejos, M.D.Los Angeles, CA 900951518993914
  2. Bonnie Brooks, M.D.Los Angeles, CA 900951841635968
  3. Nancy Halnon, M.D.Los Angeles, CA 900951215983614
  4. Josephine Isabel-Jones, M.D.Los Angeles, CA 900951093739591
  5. Jay Jarmakani, M.D.Los Angeles, CA 900951679597181
  6. Thomas Klitzner, M.D.Los Angeles, CA 900951184631996
  7. Daniel Levi, M.D.Los Angeles, CA 900951407869977
  8. Gregory Perens, M.D.Los Angeles, CA 900951972530988

Common questions

What is Leigh Christopher Reardon, MD's NPI number?

Leigh Christopher Reardon, MD's National Provider Identifier (NPI) is 1649200817, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Leigh Christopher Reardon, MD located?

The NPPES record lists a practice address at 100 Ucla Medical Plz, Los Angeles, CA, 90095. Phone: (310) 794-2727. Providers update this record themselves, so call before visiting.

How can I verify Leigh Christopher Reardon, MD's license?

NPPES lists California license number A94973, 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 Leigh Christopher Reardon, MD prescribe under Medicare Part D?

In 2024, Leigh Christopher Reardon, MD had 655 Medicare Part D claims for 59 beneficiaries; the average among pediatric cardiology physician prescribers was 74. Part D covers Medicare prescriptions only.

What is Leigh Christopher Reardon, MD's MIPS final score?

The 2023 MIPS final score is 80.5 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.