Dr. Leonid Karl Perez, MD
- Medicare services, 2024
- 107
- Medicare patients, 2024
- 190
- Hospital affiliations
- 2
- Industry payments
- $66
- Medical group
- 1
- Practice address
- 1812 Verdugo Blvd, Glendale, CA 91208
- Practice phone
- Call (818) 790-7100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Leonid Karl Perez is an anesthesiologist in Glendale, California
Dr. Perez practices at USC Verdugo Hills Hospital in Glendale, California, part of University of Southern California.
Dr. Perez's NPI, 1336155308, was assigned on July 31, 2006. Dr. Perez graduated from Tufts University School Of Medicine in 1997. Dr. Perez holds California license A74145.
- NPI
- 1336155308NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0042206237
- NPI enumeration date
- July 31, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (818) 790-7100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 55
- Medical school graduation
- 1997
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Leonid Karl Perez practices at USC Verdugo Hills Hospital in Glendale, California
Dr. Perez's primary practice is USC Verdugo Hills Hospital, at 1812 Verdugo Blvd, Glendale, CA 91208 in Los Angeles County. The practice phone is (818) 790-7100.
- USC Verdugo Hills Hospital1812 Verdugo Blvd, Glendale, CA 91208 · Los Angeles CountyPhone(818) 790-7100
Source: Dmand AI Affiliation Data
Dr. Leonid Karl Perez is affiliated with 2 sites of care and 1 medical group
Dr. Perez's primary practice is USC Verdugo Hills Hospital in Glendale, California, part of University of Southern California. Dr. Perez is also affiliated with Keck Hospital of USC. The medical group on file is Descanso Anesthesia Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Leonid Karl Perez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Perez practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| USC Verdugo Hills Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leonid Karl Perez is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Perez's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Perez is licensed in California.
Specialties and state licenses
- Anesthesiology, CaliforniaPrimary
Anesthesiologists near Dr. Perez
Counts of anesthesiologists 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
Dr. Leonid Karl Perez billed Medicare for 107 services in 2024
CMS data shows 107 Medicare services from Dr. Perez across 6 procedure codes in 2024, for 190 Medicare patients. Medicare paid $15,651 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Perez's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 592024: 7731%
- Imaging
- 2023: 292024: 303%
- Surgery
- 2023: 152024: 0100%
Dr. Perez compared with the California median for anesthesiologists, 2024
- Dr. Perez
- California median
- Medicare services
- 107vs 7249% above
- Medicare patients
- 190vs 14333% above
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Perez'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.
Need commercial claims for Dr. Perez?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Perez and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Leonid Karl Perez treated 190 Medicare patients in 2024, average age 73
CMS counts 190 Medicare patients who saw Dr. Perez in 2024. The largest group is 65 to 74, with 75 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 40% are also on Medicaid. Their average risk score is 1.71, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Perez's median patient age at 68, with 37% women.
Dr. Perez's Medicare patients by age, 2024
Dr. Perez's Medicare patients by sex, 2024
- Women8746%
- Men10354%
Chronic conditions among Dr. Perez's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis68%
- Diabetes43%
- Ischemic heart disease42%
- Anxiety37%
- Mood disorders34%
- Cancer30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Perez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women37%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Leonid Karl Perez takes part in Medicare
Dr. Perez 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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Dr. Leonid Karl Perez received $66 in industry payments from 2017 to 2023
CMS Open Payments shows 2 general payments to Dr. Perez from 1 drug or device company from 2017 to 2023. Food and beverage make up the largest share, 100% of the total. Halyard Health, Inc. paid the most, $66.
General payments to Dr. Perez by program year, 2017 to 2023
Companies that paid Dr. Perez the most, 2017 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Leonid Karl Perez graduated from Tufts University School Of Medicine
Dr. Perez graduated from Tufts University School Of Medicine in 1997.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Leonid Karl Perez accepts plans from 1 insurance carrier
Dr. Perez is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Leonid Karl Perez'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) |
| 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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 Dr. Leonid Karl Perez
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Leonid Karl Perez's NPI number?
Dr. Leonid Karl Perez's NPI number is 1336155308. It was assigned on July 31, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Leonid Karl Perez?
Dr. Leonid Karl Perez is an anesthesiologist in Glendale, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Leonid Karl Perez practice?
Dr. Perez practices at 1812 Verdugo Blvd, Glendale, CA 91208. Dr. Perez's primary practice is USC Verdugo Hills Hospital in Glendale, California, part of University of Southern California.
What is Dr. Leonid Karl Perez's office phone number?
The practice phone on file for Dr. Perez is (818) 790-7100.
What is Dr. Leonid Karl Perez's medical license number?
Dr. Perez holds California license A74145.
Which hospitals is Dr. Leonid Karl Perez affiliated with?
Dr. Perez practices at USC Verdugo Hills Hospital in Glendale, California. Dr. Perez is also affiliated with Keck Hospital of USC.
What medical group is Dr. Leonid Karl Perez part of?
Dr. Perez is linked to Descanso Anesthesia Group.
Does Dr. Leonid Karl Perez accept Medicare?
Yes. CMS data shows Dr. Perez billed Medicare for 107 services in 2024, and Dr. Perez accepts Medicare assignment.
How many Medicare patients does Dr. Leonid Karl Perez see?
CMS counts 190 Medicare patients who saw Dr. Perez in 2024, with an average age of 73.
What services does Dr. Leonid Karl Perez bill to Medicare?
In 2024, Dr. Perez's most billed Medicare services were ultrasound (76942), anesthesia (00811) and anesthesia (01402).
Show 4 more questionsShow fewer questions
Where did Dr. Leonid Karl Perez go to medical school?
Dr. Perez graduated from Tufts University School Of Medicine in 1997.
Has Dr. Leonid Karl Perez received payments from drug or device companies?
CMS Open Payments shows $66 in general payments to Dr. Perez from 1 company from 2017 to 2023. The largest total came from Halyard Health, Inc.
How long has Dr. Leonid Karl Perez been practicing?
Dr. Perez graduated from medical school in 1997, 29 years ago.
What insurance does Dr. Leonid Karl Perez accept?
Dr. Perez is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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