Dr. Marshall Yuan, MD
- Medicare services, 2024
- 685
- Medicare patients, 2024
- 232
- Part D claims, 2024
- 37
- Hospital affiliations
- 1
- Medical groups
- 2
- 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. Yuan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Marshall Yuan is a hospitalist in Los Angeles, California
Dr. Yuan practices at Keck Hospital of USC in Los Angeles, California, part of University of Southern California.
Dr. Yuan's NPI, 1528472958, was assigned on June 13, 2014. Dr. Yuan graduated from Icahn School Of Medicine At Mount Sinai in 2014. Dr. Yuan holds California license A156250.
- NPI
- 1528472958NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517239148
- NPI enumeration date
- June 13, 2014
- 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
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marshall Yuan practices at Keck Hospital of USC in Los Angeles, California
Dr. Yuan'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. Marshall Yuan is affiliated with 3 sites of care and 2 medical groups
Dr. Yuan's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. The medical group on file is USC Care Medical Group. Dmand AI also links Dr. Yuan to 1 more group practice or clinic, 1 urgent care center 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 Dr. Marshall Yuan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yuan practices, 3 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 |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across University of Southern California and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Marshall Yuan is one of 3,186 hospitalists in California
Hospitalist is Dr. Yuan's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Yuan is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Yuan's licenses on file in 2 states: California and New York.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
- New York license
Clinical focus
Dmand AI lists acute diabetes, bile duct problems, cellulitis, heart attack, kidney failure, liver disease and sepsis among the conditions Dr. Yuan treats.
Hospitalists near Dr. Yuan
Counts of hospitalists 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. Marshall Yuan billed Medicare for 685 services in 2024
CMS data shows 685 Medicare services from Dr. Yuan across 7 procedure codes in 2024, for 232 Medicare patients. Medicare paid $59,781 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Yuan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6582024: 6854%
Dr. Yuan compared with the California median for hospitalists, 2024
- Dr. Yuan
- California median
- Medicare services
- 685vs 43059% above
- Medicare patients
- 232vs 20115% above
- Part D claims
- 11vs 6984% below
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Yuan'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. Yuan?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Yuan and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marshall Yuan treated 232 Medicare patients in 2024, average age 72
CMS counts 232 Medicare patients who saw Dr. Yuan in 2024. The largest group is 65 to 74, with 102 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 50% are also on Medicaid. Their average risk score is 3.12, 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. Yuan's median patient age at 67, with 39% women.
Dr. Yuan's Medicare patients by age, 2024
Dr. Yuan's Medicare patients by sex, 2024
- Women7131%
- Men16169%
Chronic conditions among Dr. Yuan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Chronic kidney disease66%
- Arthritis64%
- Ischemic heart disease62%
- Diabetes56%
- Cancer50%
- Heart failure38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Yuan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women39%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marshall Yuan wrote 37 Medicare Part D claims in 2024
In 2024, Dr. Yuan wrote 37 Medicare Part D claims for 22 patients. 89% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $41 in total drug cost. In 2018, CMS named 474 claims across 18 drugs.
Dr. Yuan's Part D claims by kind of drug, 2024
- Generic33 claims89%
- Brand-name and other4 claims11%
Dr. Yuan's most prescribed drugs by claims, 2019
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, 2018 to 2019
- 2018
- 2019
- Claims for drugs CMS names
- 2018: 4742019: 1198%
Drugs named by CMS: 1 in 2019, 18 in 2018.
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. Marshall Yuan takes part in Medicare
Dr. Yuan 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Marshall Yuan graduated from Icahn School Of Medicine At Mount Sinai
Dr. Yuan graduated from Icahn School Of Medicine At Mount Sinai in 2014. Dr. Yuan is a member of AAIM.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Marshall Yuan accepts plans from 7 insurance carriers
Dr. Yuan is in network with 7 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
Plan types Dr. Yuan accepts, by number of carriers
- Medicare7
- PPO5
- HMO2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Marshall Yuan'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) |
| 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. Marshall Yuan
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. Marshall Yuan's NPI number?
Dr. Marshall Yuan's NPI number is 1528472958. It was assigned on June 13, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Marshall Yuan?
Dr. Marshall Yuan is a hospitalist in Los Angeles, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Marshall Yuan practice?
Dr. Yuan practices at 1500 San Pablo Street, Los Angeles, CA 90033. Dr. Yuan's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dmand AI also links Dr. Yuan to 1 group practice or clinic, 1 urgent care center and 1 medical group.
What is Dr. Marshall Yuan's office phone number?
The practice phone on file for Dr. Yuan is (323) 442-8656.
What is Dr. Marshall Yuan's medical license number?
Dr. Yuan holds California license A156250, one of the licenses on file in 2 states.
Which states has Dr. Marshall Yuan been licensed in?
Dmand AI has state licenses on file for Dr. Yuan in California (2018 to 2026) and New York (2017 to 2019).
Which hospitals is Dr. Marshall Yuan affiliated with?
Dr. Yuan practices at Keck Hospital of USC in Los Angeles, California.
What medical group is Dr. Marshall Yuan part of?
Dr. Yuan is linked to USC Care Medical Group. Dmand AI links Dr. Yuan to 1 more medical group.
Does Dr. Marshall Yuan accept Medicare?
Yes. CMS data shows Dr. Yuan billed Medicare for 685 services in 2024, and Dr. Yuan accepts Medicare assignment.
How many Medicare patients does Dr. Marshall Yuan see?
CMS counts 232 Medicare patients who saw Dr. Yuan in 2024, with an average age of 72.
Show 6 more questionsShow fewer questions
Is Dr. Marshall Yuan board certified?
Yes. Dr. Yuan is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Marshall Yuan bill to Medicare?
In 2024, Dr. Yuan's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99232) and hospital inpatient care (99223).
Where did Dr. Marshall Yuan go to medical school?
Dr. Yuan graduated from Icahn School Of Medicine At Mount Sinai in 2014.
What drugs does Dr. Marshall Yuan prescribe most?
In 2019 Medicare Part D data, Dr. Yuan's most prescribed drugs by claims were Amlodipine Besylate.
How long has Dr. Marshall Yuan been practicing?
Dr. Yuan graduated from medical school in 2014, 12 years ago.
What insurance does Dr. Marshall Yuan accept?
Dr. Yuan is in network with 7 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
Selling to hospitalist practices?
See hospitalists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card