Dr. Li Yang, MD

  • Baldwin Park, CA
  • Rheumatologist
NPI1093918112PAC ID7113190851
Medicare services, 2018
17
Part D claims, 2024
1,453
Publications
86
Hospital affiliations
2
Industry payments
$5,888
Practice address
1011 Baldwin Park Blvd, Baldwin Park, CA 91706
Practice phone
Call (626) 851-1011
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Kaiser Permanente Baldwin Park Medical Center

Hospital · Baldwin Park, California

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Dr. Li Yang is a rheumatologist in Baldwin Park, California

Dr. Yang practices at Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California, part of Kaiser Permanente.

Dr. Yang's NPI, 1093918112, was assigned on June 6, 2007. Dr. Yang graduated from Loma Linda University School Of Medicine in 2009. Dr. Yang holds California license A105550.

NPI and contact details
Medicare PAC ID
7113190851
NPI enumeration date
June 6, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(626) 851-1011
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Female
Estimated age
43
Medical school graduation
2009

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Li Yang practices at Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California

Dr. Yang's primary practice is Kaiser Permanente Baldwin Park Medical Center, at 1011 Baldwin Park Blvd, Baldwin Park, CA 91706 in Los Angeles County. The practice phone is (626) 851-1011.

Source: Dmand AI Affiliation Data

Dr. Li Yang is affiliated with 2 sites of care and 1 medical group

Dr. Yang's primary practice is Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California, part of Kaiser Permanente. Dr. Yang is also affiliated with Providence St. Jude Medical Center. The medical group on file is Southern California Permanente Medical Group.

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Li Yang's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yang practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Kaiser Permanente Baldwin Park Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Li Yang is one of 821 rheumatologists in California

Rheumatology is Dr. Yang's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Yang is board certified in internal medicine by the American Board of Internal Medicine. Dr. Yang is licensed in California.

Specialties and state licenses

  • Rheumatology, CaliforniaPrimaryLicense A105550 · 2008 to 2026 · taxonomy 207RR0500X

Rheumatologists near Dr. Yang

Counts of rheumatologists 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. Li Yang billed Medicare for 17 services in 2018

CMS data shows 17 Medicare services from Dr. Yang across 1 procedure code in 2018, all of them office visits. Medicare paid $1,026 for them. Every service was in an office.

Medicare services, 201817
Paid by Medicare$1,026
Procedure codes1

Dr. Yang's Medicare services by type, 2017 to 2018

  • 2017
  • 2018
Office and hospital visits
2017: 672018: 1775%

Dr. Yang compared with the California median for rheumatologists, 2018

  • Dr. Yang
  • California median
Medicare services
17vs 90098% below
Part D claims
1,308vs 96236% above

Medians across 773 rheumatologists in California with Dmand AI profiles that report each measure.

Dr. Yang's most billed Medicare procedure codes, 2018

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Yang

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Yang and other rheumatologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Li Yang's patients have a median age of 56

Across all payers, Dmand AI patient panel data puts Dr. Yang's median patient age at 56, with 79% women.

Dr. Yang's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 56

Patient panel by sex, all payers

  • Women79%
  • Men20%

Source: Dmand AI Patient Panel Data

Dr. Li Yang wrote 1,453 Medicare Part D claims in 2024

In 2024, Dr. Yang wrote 1,453 Medicare Part D claims for 295 patients. 73% of them were for generic drugs. CMS names the drug for 1,308 of them, across 28 drugs with 11 or more claims each, at $731,158 in total drug cost. In 2023, CMS named 1,069 claims across 26 drugs.

Part D claims, 20241,453
Drugs named by CMS28
Total drug cost$731,158
Part D patients295

Dr. Yang's Part D claims by kind of drug, 2024

  • Generic1,065 claims73%
  • Brand-name and other388 claims27%

Dr. Yang'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 Dr. Yang's Part D claims, 2024

  • Opioids3%40 of 1,453 claims
  • Antibiotics2%23 of 1,453 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,0692024: 1,30822%

Drugs named by CMS: 28 in 2024, 26 in 2023.

See all prescribing by Dr. Yang

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. Li Yang takes part in Medicare

Dr. Yang 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. Li Yang has 86 publications on record

Dmand AI links 86 papers to Dr. Yang, published from 2003 to 2024. 2017 was the busiest year, with 8. The most frequent topics are Acute Kidney Injury, Receptors, G-Protein-Coupled and Cell Line, Tumor. Dr. Yang has published most often in BMC Nephrol. Dr. Yang's most frequent co-authors are Lois Johanna Arend, MD and Dennis Wilentz McGraw, MD.

Papers86
Years published2003 to 2024

Dr. Yang's papers by year, 2015 to 2024

Topics Dr. Yang writes about most

  • Acute Kidney Injury
  • Receptors, G-Protein-Coupled
  • Cell Line, Tumor
  • Signal Transduction
  • China
  • Kidney
  • Mice, Knockout
  • Base Sequence

Dr. Yang's most frequent co-authors

Recent publications by Dr. Yang

See all 86 publications and co-authors

See who Dr. Yang researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Yang works with, so you can find a warm path to the right rheumatologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Li Yang received $5,888 in industry payments from 2016 to 2025

CMS Open Payments shows 334 general payments to Dr. Yang from 27 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $681.

General payments to Dr. Yang by program year, 2016 to 2025

General payments to Dr. Yang by kind, 2016 to 2025

$5.9Kin total
  • Food and beverage$5,883100%
  • Education$60%

Companies that paid Dr. Yang the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Yang

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Li Yang graduated from Loma Linda University School Of Medicine

Dr. Yang graduated from Loma Linda University School Of Medicine in 2009.

  1. Medical schoolLoma Linda University School Of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in rheumatologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Li Yang accepts plans from 4 insurance carriers

Dr. Yang is in network with 4 carriers, including Kaiser Permanente, LA Care and CMS Medicare. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.

  • Kaiser Permanente
  • LA Care
  • CMS Medicare
  • Molina

Plan types Dr. Yang accepts, by number of carriers

  1. HMO2
  2. Medicare2
  3. EPO1
  4. Medicaid1
  5. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Li Yang's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Li Yang

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. Li Yang's NPI number?

Dr. Li Yang's NPI number is 1093918112. It was assigned on June 6, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Li Yang?

Dr. Li Yang is a rheumatologist in Baldwin Park, California. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).

Where does Dr. Li Yang practice?

Dr. Yang practices at 1011 Baldwin Park Blvd, Baldwin Park, CA 91706. Dr. Yang's primary practice is Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California, part of Kaiser Permanente.

What is Dr. Li Yang's office phone number?

The practice phone on file for Dr. Yang is (626) 851-1011.

What is Dr. Li Yang's medical license number?

Dr. Yang holds California license A105550.

Which hospitals is Dr. Li Yang affiliated with?

Dr. Yang practices at Kaiser Permanente Baldwin Park Medical Center in Baldwin Park, California. Dr. Yang is also affiliated with Providence St. Jude Medical Center.

What medical group is Dr. Li Yang part of?

Dr. Yang is linked to Southern California Permanente Medical Group.

Does Dr. Li Yang accept Medicare?

Yes. CMS data shows Dr. Yang billed Medicare for 17 services in 2018, and Dr. Yang accepts Medicare assignment.

Is Dr. Li Yang board certified?

Yes. Dr. Yang is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Li Yang bill to Medicare?

In 2018, Dr. Yang's most billed Medicare services were office visit, established patient (99214).

Show 7 more questionsShow fewer questions

Where did Dr. Li Yang go to medical school?

Dr. Yang graduated from Loma Linda University School Of Medicine in 2009.

What drugs does Dr. Li Yang prescribe most?

In 2024 Medicare Part D data, Dr. Yang's most prescribed drugs by claims were Methotrexate, Prednisone and Sulfasalazine.

Has Dr. Li Yang received payments from drug or device companies?

CMS Open Payments shows $5,888 in general payments to Dr. Yang from 27 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Dr. Li Yang been practicing?

Dr. Yang graduated from medical school in 2009, 17 years ago.

Does Dr. Li Yang do research?

Dmand AI links 86 publications to Dr. Yang, published from 2003 to 2024.

Who does Dr. Li Yang publish with?

Dr. Yang's most frequent co-authors are Lois Johanna Arend, MD (1 shared paper) and Dennis Wilentz McGraw, MD (1 shared paper).

What insurance does Dr. Li Yang accept?

Dr. Yang is in network with 4 carriers, including Kaiser Permanente, LA Care and CMS Medicare. HMO plans come from the most carriers, 2. Check the plan with the practice before a visit.

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