Michael J. Leonardi, MD
Surgery Physician · Baldwin Park, CA
Michael J. Leonardi, MD is a surgery physician with a practice address in Baldwin Park, California, and NPI 1548487010, issued on Apr 19, 2007. Check the license (California A92011, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael J. Leonardi
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- A92011 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
- Phone
- (626) 851-1011
- Enumerated
- Apr 19, 2007
- Record last updated
- Dec 22, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20060413000718); accepts Medicare assignment
- Medical or professional school
- Un Of California, Irvine, College Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 3,118 in California → Look up another NPI →
Also registered at 1011 Baldwin Park Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sarah Abdulla, M.D.Surgery Physician1699200840
- Julia Aburto-Erazo, NPNurse Practitioner1922175777
- Mauricio Acevedo, MDInternal Medicine Physician1659442614
- Helen Achio, PHARM.D.Pharmacist1225114614
- Olufemi Adenuga, M.D, MPHPulmonary Disease Physician1134389125
- Soma Agarwal, MDOphthalmology Physician1437220316
Verify Michael J. Leonardi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A92011Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average surgery physician in 2024
97 Medicare Part D claims for 41 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 29 claims were for opioids.
Most prescribed
- Ondansetron Odt32 claims
- Tramadol 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.
Industry payments in 2024: $3,529.73
6 payments; by number, the most common kind was travel and lodging; the largest payer was Intuitive Surgical, Inc. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Southern California Permanente Medical GroupLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael J. Leonardi among 3,118 surgery physician records in California
Michael J. Leonardi, MD is one of 3,118 surgery physician records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 45% of them.
- NPI issued2007 · 45% of these records are older, 42% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2003 · median 2003 among the 1,901 with a school on file
- Record last updated2021 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 surgery physician records list a practice address in Baldwin Park
They are 12 of the 1,055 NPPES records with a practice address in Baldwin Park, and 3,118 surgery physician records in California.
All 3,118 in California → Every provider in Baldwin Park → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Sarah Abdulla, M.D.Baldwin Park, CA 917061699200840
- Katherine Baggs, MDBaldwin Park, CA 917061245388115
- David Mahler, MDBaldwin Park, CA 917061144397027
- Carlo Manookian, MDBaldwin Park, CA 917061598824195
- Philip Mercado, MDBaldwin Park, CA 917061194896167
- Reynaldo Nava, MDBaldwin Park, CA 917061659429520
- Nhan Nguyen, M.D.Baldwin Park, CA 917061912228958
- Hong Plurad, MDBaldwin Park, CA 917061295883098
Common questions
What is Michael J. Leonardi, MD's NPI number?
Michael J. Leonardi, MD's National Provider Identifier (NPI) is 1548487010, issued on Apr 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Michael J. Leonardi, MD located?
The NPPES record lists a practice address at 1011 Baldwin Park Blvd, Baldwin Park, CA, 91706. Phone: (626) 851-1011. Providers update this record themselves, so call before visiting.
How can I verify Michael J. Leonardi, MD's license?
NPPES lists California license number A92011, 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 Michael J. Leonardi, MD prescribe under Medicare Part D?
In 2024, Michael J. Leonardi, MD had 97 Medicare Part D claims for 41 beneficiaries; the average among surgery physician prescribers was 147. 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.