Dr. Leza Naydich Schwarz, MD
- Medicare services, 2024
- 146
- Medicare patients, 2024
- 108
- Part D claims, 2024
- 25
- Hospital affiliations
- 3
- Industry payments
- $13
- Practice address
- 1500 San Pablo Street, Los Angeles, CA 90033
- Practice phone
- Call (323) 442-8656
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Schwarz's professional email, personal email and mobile number
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Dr. Leza Naydich Schwarz is an emergency medicine physician in Los Angeles, California
Dr. Schwarz practices at Keck Hospital of USC in Los Angeles, California, part of University of Southern California.
Dr. Schwarz's NPI, 1821589565, was assigned on May 29, 2018. Dr. Schwarz holds California license A173849.
- NPI
- 1821589565NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6305249111
- NPI enumeration date
- May 29, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (323) 442-8656
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- 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)
Dr. Leza Naydich Schwarz practices at Keck Hospital of USC in Los Angeles, California
Dr. Schwarz's primary practice is Keck Hospital of USC, at 1500 San Pablo Street, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 442-8656.
- Keck Hospital of USC1500 San Pablo Street, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 442-8656
Source: Dmand AI Affiliation Data
Dr. Leza Naydich Schwarz is affiliated with 4 sites of care and 4 medical groups
Dr. Schwarz's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dr. Schwarz is also affiliated with Lehigh Valley Hospital-Schuylkill S. Jackson Street. The medical group on file is Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI also links Dr. Schwarz to 1 more hospital, 3 medical groups and 1 urgent care center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Leza Naydich Schwarz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Schwarz practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Keck Hospital of USC | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Leza Naydich Schwarz is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Schwarz's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Schwarz's licenses on file in 3 states: California, Florida and Pennsylvania.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Florida license
- Pennsylvania license
Emergency medicine physicians near Dr. Schwarz
Counts of emergency medicine physicians 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. Leza Naydich Schwarz billed Medicare for 146 services in 2024
CMS data shows 146 Medicare services from Dr. Schwarz across 3 procedure codes in 2024, for 108 Medicare patients. Medicare paid $9,404 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Schwarz's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6742024: 8887%
- Tests and treatments
- 2023: 3572024: 5884%
Dr. Schwarz compared with the California median for emergency medicine physicians, 2024
- Dr. Schwarz
- California median
- Medicare services
- 146vs 26545% below
- Medicare patients
- 108vs 24356% below
- Part D claims
- 45vs 6227% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Schwarz'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Leza Naydich Schwarz treated 108 Medicare patients in 2024, average age 76
CMS counts 108 Medicare patients who saw Dr. Schwarz in 2024. The largest group is 75 to 84, with 33 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 60% are also on Medicaid. Their average risk score is 2.86, 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. Schwarz's median patient age at 41, with 55% women.
Dr. Schwarz's Medicare patients by age, 2024
Dr. Schwarz's Medicare patients by sex, 2024
- Women6257%
- Men4643%
Chronic conditions among Dr. Schwarz's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis73%
- Ischemic heart disease56%
- Diabetes52%
- Heart failure48%
- Mood disorders44%
- Chronic kidney disease42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Schwarz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Leza Naydich Schwarz wrote 25 Medicare Part D claims in 2024
In 2024, Dr. Schwarz wrote 25 Medicare Part D claims for 20 patients. 92% of them were for generic drugs. They cover 3 drugs, with $336 in total drug cost. In 2022, CMS named 15 claims across 1 drug.
Dr. Schwarz's Part D claims by kind of drug, 2024
- Generic23 claims92%
- Brand-name and other2 claims8%
Dr. Schwarz's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 152023: 45200%
Drugs named by CMS: 3 in 2023, 1 in 2022.
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 Dr. Leza Naydich Schwarz takes part in Medicare
Dr. Schwarz 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. Leza Naydich Schwarz received $13 in industry payments in 2018
CMS Open Payments shows 1 general payment to Dr. Schwarz from 1 drug or device company in 2018. Food and beverage make up the largest share, 100% of the total. Genentech, Inc. paid the most, $13.
Companies that paid Dr. Schwarz the most, 2018 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Leza Naydich Schwarz'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 Dr. Leza Naydich Schwarz
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. Leza Naydich Schwarz's NPI number?
Dr. Leza Naydich Schwarz's NPI number is 1821589565. It was assigned on May 29, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Leza Naydich Schwarz?
Dr. Leza Naydich Schwarz is an emergency medicine physician in Los Angeles, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Leza Naydich Schwarz practice?
Dr. Schwarz practices at 1500 San Pablo Street, Los Angeles, CA 90033. Dr. Schwarz's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dmand AI also links Dr. Schwarz to 1 hospital, 3 medical groups and 1 urgent care center.
What is Dr. Leza Naydich Schwarz's office phone number?
The practice phone on file for Dr. Schwarz is (323) 442-8656.
What is Dr. Leza Naydich Schwarz's medical license number?
Dr. Schwarz holds California license A173849, one of the licenses on file in 3 states.
Which states has Dr. Leza Naydich Schwarz been licensed in?
Dmand AI has state licenses on file for Dr. Schwarz in California, Florida and Pennsylvania.
Which hospitals is Dr. Leza Naydich Schwarz affiliated with?
Dr. Schwarz practices at Keck Hospital of USC in Los Angeles, California. Dr. Schwarz is also affiliated with Lehigh Valley Hospital-Schuylkill S. Jackson Street. Dmand AI links Dr. Schwarz to 1 more hospital.
What medical group is Dr. Leza Naydich Schwarz part of?
Dr. Schwarz is linked to Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI links Dr. Schwarz to 3 more medical groups.
Does Dr. Leza Naydich Schwarz accept Medicare?
Yes. CMS data shows Dr. Schwarz billed Medicare for 146 services in 2024, and Dr. Schwarz accepts Medicare assignment.
How many Medicare patients does Dr. Leza Naydich Schwarz see?
CMS counts 108 Medicare patients who saw Dr. Schwarz in 2024, with an average age of 76.
Show 4 more questionsShow fewer questions
What services does Dr. Leza Naydich Schwarz bill to Medicare?
In 2024, Dr. Schwarz's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
What drugs does Dr. Leza Naydich Schwarz prescribe most?
In 2023 Medicare Part D data, Dr. Schwarz's most prescribed drugs by claims were Sulfamethoxazole-Trimethoprim, Tramadol HCl and Cephalexin.
Has Dr. Leza Naydich Schwarz received payments from drug or device companies?
CMS Open Payments shows $13 in general payments to Dr. Schwarz from 1 company from 2018 to 2018. The largest total came from Genentech, Inc.
How long has Dr. Leza Naydich Schwarz been practicing?
Dr. Schwarz graduated from medical school in 2018, 8 years ago.
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