Ernest K. Lee

  • Torrance, CA
  • Internist
NPI1417032830PAC ID5496840126
Medicare services, 2024
552
Medicare patients, 2024
185
Part D claims, 2024
174
Hospital affiliations
1
Industry payments
$8,024
Practice address
3330 Lomita Blvd, Torrance, CA 90509
Practice phone
Call (310) 325-9110
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Torrance Memorial Medical Center

Hospital · Torrance, California

See all 3 affiliations

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Ernest K. Lee is an internist in Torrance, California

Ernest Lee practices at Torrance Memorial Medical Center in Torrance, California, part of Cedars-Sinai Health System.

Ernest Lee's NPI, 1417032830, was assigned on October 25, 2006. Ernest Lee holds California license A88836.

NPI and contact details
Medicare PAC ID
5496840126
NPI enumeration date
October 25, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(310) 325-9110
Professional email
Get email
Personal email
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Mobile number
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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)

Ernest K. Lee practices at Torrance Memorial Medical Center in Torrance, California

Ernest Lee's primary practice is Torrance Memorial Medical Center, at 3330 Lomita Blvd, Torrance, CA 90509 in Los Angeles County. The practice phone is (310) 325-9110.

Source: Dmand AI Affiliation Data

Ernest K. Lee is affiliated with 2 sites of care and 1 medical group

Ernest Lee's primary practice is Torrance Memorial Medical Center in Torrance, California, part of Cedars-Sinai Health System. The medical group on file is Torrance Memorial Physician Network. Dmand AI also links Ernest Lee to 1 more skilled nursing facility, named with a free account.

See all 3 affiliations for Ernest Lee

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

Dmand AI tracks the EHR system at Ernest K. Lee's practice

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

EHR by site
SiteEHR vendor and product
Torrance Memorial Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Ernest K. Lee is one of 16,751 internists in California

Internal medicine is Ernest Lee's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Ernest Lee is licensed in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense A88836 · taxonomy 207R00000X

Internists near Ernest Lee

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

Ernest K. Lee billed Medicare for 552 services in 2024

CMS data shows 552 Medicare services from Ernest Lee across 5 procedure codes in 2024, for 185 Medicare patients. Medicare paid $47,542 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024552
Medicare patients185
Paid by Medicare$47,542
Procedure codes5

Ernest Lee's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 5652024: 5522%

Ernest Lee compared with the California median for internists, 2024

  • Ernest Lee
  • California median
Medicare services
552vs 36153% above
Medicare patients
185vs 15123% above
Part D claims
12vs 42197% below

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

Ernest Lee'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 Ernest Lee

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

Ernest K. Lee treated 185 Medicare patients in 2024, average age 78

CMS counts 185 Medicare patients who saw Ernest Lee in 2024. The largest group is 85 and over, with 65 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 31% are also on Medicaid. Their average risk score is 2.55, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Ernest Lee's median patient age at 65, with 55% women.

Medicare patients, 2024185
Average age78
Average risk score2.55
Also on Medicaid31%

Ernest Lee's Medicare patients by age, 2024

Ernest Lee's Medicare patients by sex, 2024

  • Women9149%
  • Men9451%

Chronic conditions among Ernest Lee's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Chronic kidney disease54%
  4. Arthritis51%
  5. Diabetes50%
  6. Heart failure46%
  7. Ischemic heart disease41%
  8. Atrial fibrillation37%

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

Ernest Lee's patients across all payers

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

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women55%
  • Men44%

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

Ernest K. Lee wrote 174 Medicare Part D claims in 2024

In 2024, Ernest Lee wrote 174 Medicare Part D claims for 90 patients. 82% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $48 in total drug cost. In 2023, CMS named 11 claims across 1 drug.

Part D claims, 2024174
Drugs named by CMS1
Total drug cost$48
Part D patients90

Ernest Lee's Part D claims by kind of drug, 2024

  • Generic143 claims82%
  • Brand-name and other31 claims18%

Ernest Lee'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 Ernest Lee's Part D claims, 2024

  • Antibiotics17%30 of 174 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: 112024: 129%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Ernest Lee

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 Ernest K. Lee takes part in Medicare

Ernest Lee 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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Ernest K. Lee received $8,024 in industry payments from 2016 to 2025

CMS Open Payments shows 362 general payments to Ernest Lee from 26 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, $1,554.

General payments to Ernest Lee by program year, 2016 to 2025

Companies that paid Ernest Lee the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Ernest Lee

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

Sources for Ernest K. Lee'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)
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 Ernest K. Lee

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Ernest K. Lee's NPI number?

Ernest K. Lee's NPI number is 1417032830. It was assigned on October 25, 2006, and it is active in the NPI Registry.

What does Ernest K. Lee specialize in?

Ernest K. Lee is an internist in Torrance, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Ernest K. Lee practice?

Ernest Lee practices at 3330 Lomita Blvd, Torrance, CA 90509. Ernest Lee's primary practice is Torrance Memorial Medical Center in Torrance, California, part of Cedars-Sinai Health System. Dmand AI also links Ernest Lee to 1 skilled nursing facility.

What is Ernest K. Lee's office phone number?

The practice phone on file for Ernest Lee is (310) 325-9110.

What is Ernest K. Lee's medical license number?

Ernest Lee holds California license A88836.

Which hospitals is Ernest K. Lee affiliated with?

Ernest Lee practices at Torrance Memorial Medical Center in Torrance, California.

What medical group is Ernest K. Lee part of?

Ernest Lee is linked to Torrance Memorial Physician Network.

Does Ernest K. Lee accept Medicare?

Yes. CMS data shows Ernest Lee billed Medicare for 552 services in 2024, and Ernest Lee accepts Medicare assignment.

How many Medicare patients does Ernest K. Lee see?

CMS counts 185 Medicare patients who saw Ernest Lee in 2024, with an average age of 78.

What services does Ernest K. Lee bill to Medicare?

In 2024, Ernest Lee's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and hospital inpatient care (99239).

Show 3 more questionsShow fewer questions

What drugs does Ernest K. Lee prescribe most?

In 2024 Medicare Part D data, Ernest Lee's most prescribed drugs by claims were Amoxicillin-Clavulanate Potass.

Has Ernest K. Lee received payments from drug or device companies?

CMS Open Payments shows $8,024 in general payments to Ernest Lee from 26 companies from 2016 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Ernest K. Lee been practicing?

Ernest Lee graduated from medical school in 2003, 23 years ago.

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