Robert M. De Leon
- Medicare services, 2024
- 920
- Medicare patients, 2024
- 251
- Part D claims, 2024
- 3,997
- Hospital affiliations
- 1
- Industry payments
- $326
- Practice address
- 3330 Lomita Blvd, Torrance, CA 90509
- Practice phone
- Call (310) 325-9110
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Robert De Leon's professional email, personal email and mobile number
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Robert M. De Leon is a physician assistant in Torrance, California
Robert De Leon practices at Torrance Memorial Medical Center in Torrance, California, part of Cedars-Sinai Health System.
Robert De Leon's NPI, 1023507324, was assigned on May 2, 2018. Robert De Leon holds California license 55536.
- NPI
- 1023507324NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8729325352
- NPI enumeration date
- May 2, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (310) 325-9110
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Robert M. De Leon practices at Torrance Memorial Medical Center in Torrance, California
Robert De Leon's primary practice is Torrance Memorial Medical Center, at 3330 Lomita Blvd, Torrance, CA 90509 in Los Angeles County. The practice phone is (310) 325-9110.
- Torrance Memorial Medical Center3330 Lomita Blvd, Torrance, CA 90509 · Los Angeles CountyPhone(310) 325-9110
Source: Dmand AI Affiliation Data
Robert M. De Leon is affiliated with 3 sites of care and 2 medical groups
Robert De Leon's primary practice is Torrance Memorial Medical Center in Torrance, California, part of Cedars-Sinai Health System. The medical group on file is Torrance Memorial Physician Network. Dmand AI also links Robert De Leon to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Robert M. De Leon's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert De Leon practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Torrance Memorial Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Robert M. De Leon is one of 11,482 physician assistants in California
Physician assistant is Robert De Leon's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Robert De Leon is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Clinical focus
Dmand AI lists fibromyalgia and chronic pain among the conditions Robert De Leon treats.
Physician assistants near Robert De Leon
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Robert M. De Leon billed Medicare for 920 services in 2024
CMS data shows 920 Medicare services from Robert De Leon across 6 procedure codes in 2024, for 251 Medicare patients. Medicare paid $50,117 for them. Every service was in an office.
Robert De Leon's Medicare services by type, 2024
- Office and hospital visits645
- Drugs given in the office204
- Surgery55
- Imaging16
Robert De Leon compared with the California median for physician assistants, 2024
- Robert De Leon
- California median
- Medicare services
- 920vs 2044.5 times
- Medicare patients
- 251vs 1052.4 times
- Part D claims
- 3,812vs 24315.7 times
Medians across 7,065 physician assistants in California with Dmand AI profiles that report each measure.
Robert De Leon's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Robert De Leon and other physician assistants in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Robert M. De Leon treated 251 Medicare patients in 2024, average age 76
CMS counts 251 Medicare patients who saw Robert De Leon in 2024. The largest group is 65 to 74, with 90 patients. 75% of them have arthritis, and 75% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.45, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Robert De Leon's median patient age at 69, with 64% women.
Robert De Leon's Medicare patients by age, 2024
Robert De Leon's Medicare patients by sex, 2024
- Women16265%
- Men8935%
Chronic conditions among Robert De Leon's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol75%
- Diabetes33%
- Mood disorders31%
- Chronic kidney disease30%
- Depression29%
- Anxiety27%
Share of Medicare patients with each condition. A patient can have several.
Robert De Leon's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women64%
- Men35%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Robert M. De Leon wrote 3,997 Medicare Part D claims in 2024
In 2024, Robert De Leon wrote 3,997 Medicare Part D claims for 924 patients. 96% of them were for generic drugs. CMS names the drug for 3,812 of them, across 28 drugs with 11 or more claims each, at $116,806 in total drug cost.
Robert De Leon's Part D claims by kind of drug, 2024
- Generic3,855 claims96%
- Brand-name142 claims4%
Robert De Leon's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Robert De Leon's Part D claims, 2024
- Opioids39%1,553 of 3,997 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Robert M. De Leon takes part in Medicare
Robert De Leon accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Robert M. De Leon received $326 in industry payments from 2024 to 2025
CMS Open Payments shows 9 general payments to Robert De Leon from 5 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Vertex Pharmaceuticals Incorporated paid the most, $156.
General payments to Robert De Leon by program year, 2024 to 2025
Companies that paid Robert De Leon the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Robert M. De Leon's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Robert M. De Leon
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Robert M. De Leon's NPI number?
Robert M. De Leon's NPI number is 1023507324. It was assigned on May 2, 2018, and it is active in the NPI Registry.
What does Robert M. De Leon specialize in?
Robert M. De Leon is a physician assistant in Torrance, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Robert M. De Leon practice?
Robert De Leon practices at 3330 Lomita Blvd, Torrance, CA 90509. Robert De Leon's primary practice is Torrance Memorial Medical Center in Torrance, California, part of Cedars-Sinai Health System. Dmand AI also links Robert De Leon to 2 group practices and clinics and 1 medical group.
What is Robert M. De Leon's office phone number?
The practice phone on file for Robert De Leon is (310) 325-9110.
What is Robert M. De Leon's medical license number?
Robert De Leon holds California license 55536.
Which hospitals is Robert M. De Leon affiliated with?
Robert De Leon practices at Torrance Memorial Medical Center in Torrance, California.
What medical group is Robert M. De Leon part of?
Robert De Leon is linked to Torrance Memorial Physician Network. Dmand AI links Robert De Leon to 1 more medical group.
Does Robert M. De Leon accept Medicare?
Yes. CMS data shows Robert De Leon billed Medicare for 920 services in 2024, and Robert De Leon accepts Medicare assignment.
How many Medicare patients does Robert M. De Leon see?
CMS counts 251 Medicare patients who saw Robert De Leon in 2024, with an average age of 76.
What services does Robert M. De Leon bill to Medicare?
In 2024, Robert De Leon's most billed Medicare services were office visit, established patient (99213), injected or infused drug (J3301) and office visit, established patient (99214).
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What drugs does Robert M. De Leon prescribe most?
In 2024 Medicare Part D data, Robert De Leon's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Gabapentin and Pregabalin.
Has Robert M. De Leon received payments from drug or device companies?
CMS Open Payments shows $326 in general payments to Robert De Leon from 5 companies from 2024 to 2025. The largest total came from Vertex Pharmaceuticals Incorporated.
How long has Robert M. De Leon been practicing?
Robert De Leon graduated from medical school in 2018, 8 years ago.
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