Dr. Eric S. Yang, MD

  • Torrance, CA
  • Internist
NPI1588749600PAC ID7214939362
Medicare services, 2024
2,252
Medicare patients, 2024
457
Part D claims, 2024
939
Hospital affiliations
3
Industry payments
$1,031
Practice address
4101 Torrance Blvd, Torrance, CA 90503
Practice phone
Call (310) 540-7676
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

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Dr. Eric S. Yang is an internist in Torrance, California

Dr. Yang practices at Providence Little Company of Mary Medical Center Torrance in Torrance, California, part of Providence Health & Services.

Dr. Yang's NPI, 1588749600, was assigned on October 26, 2006. Dr. Yang graduated from Baylor College Of Medicine in 2003. Dr. Yang holds California license A89181.

NPI and contact details
Medicare PAC ID
7214939362
NPI enumeration date
October 26, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(310) 540-7676
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
49
Medical school graduation
2003

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

Dr. Eric S. Yang practices at Providence Little Company of Mary Medical Center Torrance in Torrance, California

Dr. Yang's primary practice is Providence Little Company of Mary Medical Center Torrance, at 4101 Torrance Blvd, Torrance, CA 90503 in Los Angeles County. The practice phone is (310) 540-7676.

Source: Dmand AI Affiliation Data

Dr. Eric S. Yang is affiliated with 6 sites of care and 2 medical groups

Dr. Yang's primary practice is Providence Little Company of Mary Medical Center Torrance in Torrance, California, part of Providence Health & Services. Dr. Yang is also affiliated with Torrance Memorial Medical Center. The medical group on file is Harbor-UCLA Medical Center. Dmand AI also links Dr. Yang to 1 more hospital, 1 group practice or clinic, 1 home health agency, 1 other site and 1 medical group, each named with a free account.

See all 8 affiliations for Dr. Yang

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

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

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yang practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Providence Little Company of Mary Medical Center TorranceAvailable with a free account
+5 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Eric S. Yang is one of 16,751 internists in California

Internal medicine is Dr. Yang's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Yang is board certified in infectious disease by the American Board of Internal Medicine. Dr. Yang is licensed in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense A89181 · 2004 to 2026 · taxonomy 207R00000X

Clinical focus

Dmand AI lists acute skin infection, cold sores or genital herpes, hiv/aids, immune deficiency disease, joint or bone infection, pneumonia, shingles and UTI among the conditions Dr. Yang treats.

Internists near Dr. Yang

Counts of internists 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. Eric S. Yang billed Medicare for 2,252 services in 2024

CMS data shows 2,252 Medicare services from Dr. Yang across 8 procedure codes in 2024, for 457 Medicare patients. Medicare paid $169,418 for them.

Medicare services, 20242,252
Medicare patients457
Paid by Medicare$169,418
Procedure codes8

Dr. Yang's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2,5322024: 2,17714%
Surgery
2023: 762024: 751%
Other services
2023: 172024: 0100%

Where Dr. Yang's Medicare services took place, 2024

  • In an office29513%
  • In a facility1,95787%

Dr. Yang compared with the California median for internists, 2024

  • Dr. Yang
  • California median
Medicare services
2,252vs 3616.2 times
Medicare patients
457vs 1513.0 times
Part D claims
625vs 42148% above

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Dr. Yang'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.

See all procedures by Dr. Yang

Need commercial claims for Dr. Yang?

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

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

Dr. Eric S. Yang treated 457 Medicare patients in 2024, average age 76

CMS counts 457 Medicare patients who saw Dr. Yang in 2024. The largest group is 65 to 74, with 148 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 46% are also on Medicaid. Their average risk score is 2.88, 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. Yang's median patient age at 63, with 45% women.

Medicare patients, 2024457
Average age76
Average risk score2.88
Also on Medicaid46%

Dr. Yang's Medicare patients by age, 2024

Dr. Yang's Medicare patients by sex, 2024

  • Women22048%
  • Men23752%

Chronic conditions among Dr. Yang's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes56%
  4. Chronic kidney disease53%
  5. Heart failure49%
  6. Arthritis48%
  7. Ischemic heart disease46%
  8. Atrial fibrillation39%

Share of Medicare patients with each condition. A patient can have several.

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 63

Patient panel by sex, all payers

  • Women45%
  • Men53%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Eric S. Yang wrote 939 Medicare Part D claims in 2024

In 2024, Dr. Yang wrote 939 Medicare Part D claims for 108 patients. 76% of them were for generic drugs. CMS names the drug for 625 of them, across 30 drugs with 11 or more claims each, at $595,311 in total drug cost. In 2023, CMS named 635 claims across 31 drugs.

Part D claims, 2024939
Drugs named by CMS30
Total drug cost$595,311
Part D patients108

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

  • Generic714 claims76%
  • Brand-name and other225 claims24%

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

  • Antibiotics21%200 of 939 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: 6352024: 6252%

Drugs named by CMS: 30 in 2024, 31 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. Eric S. 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. Eric S. Yang received $1,031 in industry payments from 2016 to 2025

CMS Open Payments shows 35 general payments to Dr. Yang from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 54% of the total. Astellas Pharma US Inc paid the most, $570.

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

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

$1Kin total
  • Food and beverage$55954%
  • Education$47246%

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. Eric S. Yang has 1 award and honors on record

Dmand AI lists 1 award for Dr. Yang, most recently CMS Stage 1 EHR in 2013.

Awards and honors for Dr. Yang

  1. 2013
    • CMS Stage 1 EHR

Source: Dmand AI Professional Profile Data

Dr. Eric S. Yang graduated from Baylor College Of Medicine

Dr. Yang graduated from Baylor College Of Medicine in 2003.

  1. Medical schoolBaylor College Of Medicine
  2. Board certified in infectious diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Eric S. Yang accepts plans from 17 insurance carriers

Dr. Yang is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Elevance
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • LA Care
  • Regence Health Plans
  • +9 more carriersWith a free account

Plan types Dr. Yang accepts, by number of carriers

  1. PPO9
  2. HMO8
  3. Medicare8
  4. POS5
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Eric S. 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
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)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
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. Eric S. 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. Eric S. Yang's NPI number?

Dr. Eric S. Yang's NPI number is 1588749600. It was assigned on October 26, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Eric S. Yang?

Dr. Eric S. Yang is an internist in Torrance, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Eric S. Yang practice?

Dr. Yang practices at 4101 Torrance Blvd, Torrance, CA 90503. Dr. Yang's primary practice is Providence Little Company of Mary Medical Center Torrance in Torrance, California, part of Providence Health & Services. Dmand AI also links Dr. Yang to 1 hospital, 1 group practice or clinic, 1 home health agency, 1 other site and 1 medical group.

What is Dr. Eric S. Yang's office phone number?

The practice phone on file for Dr. Yang is (310) 540-7676.

What is Dr. Eric S. Yang's medical license number?

Dr. Yang holds California license A89181.

Which hospitals is Dr. Eric S. Yang affiliated with?

Dr. Yang practices at Providence Little Company of Mary Medical Center Torrance in Torrance, California. Dr. Yang is also affiliated with Torrance Memorial Medical Center. Dmand AI links Dr. Yang to 1 more hospital.

What medical group is Dr. Eric S. Yang part of?

Dr. Yang is linked to Harbor-UCLA Medical Center. Dmand AI links Dr. Yang to 1 more medical group.

Does Dr. Eric S. Yang accept Medicare?

Yes. CMS data shows Dr. Yang billed Medicare for 2,252 services in 2024, and Dr. Yang accepts Medicare assignment.

How many Medicare patients does Dr. Eric S. Yang see?

CMS counts 457 Medicare patients who saw Dr. Yang in 2024, with an average age of 76.

Is Dr. Eric S. Yang board certified?

Yes. Dr. Yang is board certified in infectious disease by the American Board of Internal Medicine.

Show 6 more questionsShow fewer questions

What services does Dr. Eric S. Yang bill to Medicare?

In 2024, Dr. Yang's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99222) and office visit, established patient (99214).

Where did Dr. Eric S. Yang go to medical school?

Dr. Yang graduated from Baylor College Of Medicine in 2003.

What drugs does Dr. Eric S. Yang prescribe most?

In 2024 Medicare Part D data, Dr. Yang's most prescribed drugs by claims were Tivicay, Atorvastatin Calcium and Hydrochlorothiazide.

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

CMS Open Payments shows $1,031 in general payments to Dr. Yang from 9 companies from 2016 to 2025. The largest total came from Astellas Pharma US Inc.

How long has Dr. Eric S. Yang been practicing?

Dr. Yang graduated from medical school in 2003, 23 years ago.

What insurance does Dr. Eric S. Yang accept?

Dr. Yang is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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