Knef V. Lizaso Jr.

  • San Pedro, CA
  • Emergency medicine physician
NPI1396799532PAC ID9436124419
Medicare services, 2024
320
Medicare patients, 2024
240
Part D claims, 2024
173
MIPS score, 2024
95
Hospital affiliations
1
Practice address
1300 W 7th St, San Pedro, CA 90732
Practice phone
Call (310) 832-3311
Professional email
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Personal email
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Mobile number
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Social profiles

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Knef V. Lizaso Jr. is an emergency medicine physician in San Pedro, California

Knef Lizaso practices at Providence Little Company of Mary Medical Center San Pedro in San Pedro, California, part of Providence Health & Services.

Knef Lizaso's NPI, 1396799532, was assigned on May 20, 2006. Knef Lizaso graduated from UCSF School of Medicine in 1998. Knef Lizaso holds Nevada license 11684.

NPI and contact details
Medicare PAC ID
9436124419
NPI enumeration date
May 20, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(310) 832-3311
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
51
Medical school graduation
1998

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

Knef V. Lizaso Jr. practices at Providence Little Company of Mary Medical Center San Pedro in San Pedro, California

Knef Lizaso's primary practice is Providence Little Company of Mary Medical Center San Pedro, at 1300 W 7th St, San Pedro, CA 90732 in Los Angeles County. The practice phone is (310) 832-3311.

Source: Dmand AI Affiliation Data

Knef V. Lizaso Jr. is affiliated with 1 site of care and 3 medical groups

Knef Lizaso's primary practice is Providence Little Company of Mary Medical Center San Pedro in San Pedro, California, part of Providence Health & Services. The medical group on file is Stephen R. Shea, M.D., Inc. Dmand AI also links Knef Lizaso to 2 more medical groups, each named with a free account.

See all 4 affiliations for Knef Lizaso

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

Dmand AI tracks the EHR system at Knef V. Lizaso Jr.'s practice

Dmand AI tracks the electronic health record (EHR) system at each site where Knef Lizaso practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Providence Little Company of Mary Medical Center San PedroAvailable with a free account
+2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Knef V. Lizaso Jr. is one of 7,423 emergency medicine physicians in California

Emergency medicine is Knef Lizaso's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Knef Lizaso is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Knef Lizaso's licenses on file in 2 states: Nevada and California.

Specialties and state licenses

  • Emergency medicine, NevadaPrimaryLicense 11684 · taxonomy 207P00000X
  • California license1999 to 2027

Emergency medicine physicians near Knef Lizaso

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

Knef V. Lizaso Jr. billed Medicare for 320 services in 2024

CMS data shows 320 Medicare services from Knef Lizaso across 4 procedure codes in 2024, for 240 Medicare patients. Medicare paid $40,183 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024320
Medicare patients240
Paid by Medicare$40,183
Procedure codes4

Knef Lizaso's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 2972024: 25913%
Tests and treatments
2023: 1302024: 6153%
Imaging
2023: 132024: 0100%

Knef Lizaso compared with the California median for emergency medicine physicians, 2024

  • Knef Lizaso
  • California median
Medicare services
320vs 26521% above
Medicare patients
240vs 243Close to median
Part D claims
75vs 6221% above

Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.

Knef Lizaso'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 Knef Lizaso

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

Knef V. Lizaso Jr. treated 240 Medicare patients in 2024, average age 74

CMS counts 240 Medicare patients who saw Knef Lizaso in 2024. The largest group is 65 to 74, with 81 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 51% are also on Medicaid. Their average risk score is 2.02, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Knef Lizaso's median patient age at 41, with 58% women.

Medicare patients, 2024240
Average age74
Average risk score2.02
Also on Medicaid51%

Knef Lizaso's Medicare patients by age, 2024

Knef Lizaso's Medicare patients by sex, 2024

  • Women12753%
  • Men11347%

Chronic conditions among Knef Lizaso's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis56%
  4. Diabetes45%
  5. Chronic kidney disease40%
  6. Anxiety39%
  7. Mood disorders36%
  8. Depression32%

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

Knef Lizaso'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

  • Women58%
  • Men41%

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

Knef V. Lizaso Jr. wrote 173 Medicare Part D claims in 2024

In 2024, Knef Lizaso wrote 173 Medicare Part D claims for 108 patients. 90% of them were for generic drugs. CMS names the drug for 75 of them, across 5 drugs with 11 or more claims each, at $665 in total drug cost. In 2023, CMS named 69 claims across 5 drugs.

Part D claims, 2024173
Drugs named by CMS5
Total drug cost$665
Part D patients108

Knef Lizaso's Part D claims by kind of drug, 2024

  • Generic155 claims90%
  • Brand-name and other18 claims10%

Knef Lizaso'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 Knef Lizaso's Part D claims, 2024

  • Opioids10%18 of 173 claims
  • Antibiotics41%71 of 173 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: 692024: 759%

Drugs named by CMS: 5 in 2024, 5 in 2023.

See all prescribing by Knef Lizaso

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

Knef V. Lizaso Jr. scored 95 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Knef Lizaso for performance year 2024, reported as part of a group. Knef Lizaso accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Knef Lizaso's MIPS scores, performance year 2024

  • 95of 100Final score
  • 83.9of 100Quality
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

For MedTech and pharma teams

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Knef V. Lizaso Jr. received $25 in industry payments in 2023

CMS Open Payments shows 1 general payment to Knef Lizaso from 1 drug or device company in 2023. Food and beverage make up the largest share, 100% of the total. Abbott Laboratories paid the most, $25.

Companies that paid Knef Lizaso the most, 2023 to 2023

Share is of all general payments to this clinician.

See all payments to Knef Lizaso

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

Knef V. Lizaso Jr. has 1 award and honors on record

Dmand AI lists 1 award for Knef Lizaso.

Awards and honors for Knef Lizaso

  1. Undated
    • ABEM Board Examiner and Diplomate

Source: Dmand AI Professional Profile Data

Knef V. Lizaso Jr. graduated from UCSF School of Medicine

Knef Lizaso graduated from UCSF School of Medicine in 1998.

  1. Medical schoolUCSF School of Medicine
  2. Board certified in emergency medicineAmerican Board of Emergency Medicine

Source: Dmand AI Professional Profile Data

Knef V. Lizaso Jr. accepts plans from 2 insurance carriers

Knef Lizaso is in network with 2 carriers, including CMS Medicare and Molina. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.

  • CMS Medicare
  • Molina

Source: Dmand AI Insurance Network Data

Sources for Knef V. Lizaso Jr.'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)Clinician Public Reporting: Overall MIPS Performance (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 Knef V. Lizaso Jr.

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

What is Knef V. Lizaso Jr.'s NPI number?

Knef V. Lizaso Jr.'s NPI number is 1396799532. It was assigned on May 20, 2006, and it is active in the NPI Registry.

What does Knef V. Lizaso Jr. specialize in?

Knef V. Lizaso Jr. is an emergency medicine physician in San Pedro, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Knef V. Lizaso Jr. practice?

Knef Lizaso practices at 1300 W 7th St, San Pedro, CA 90732. Knef Lizaso's primary practice is Providence Little Company of Mary Medical Center San Pedro in San Pedro, California, part of Providence Health & Services. Dmand AI also links Knef Lizaso to 2 medical groups.

What is Knef V. Lizaso Jr.'s office phone number?

The practice phone on file for Knef Lizaso is (310) 832-3311.

What is Knef V. Lizaso Jr.'s medical license number?

Knef Lizaso holds Nevada license 11684, one of the licenses on file in 2 states.

Which states has Knef V. Lizaso Jr. been licensed in?

Dmand AI has state licenses on file for Knef Lizaso in Nevada and California (1999 to 2027).

Which hospitals is Knef V. Lizaso Jr. affiliated with?

Knef Lizaso practices at Providence Little Company of Mary Medical Center San Pedro in San Pedro, California.

What medical group is Knef V. Lizaso Jr. part of?

Knef Lizaso is linked to Stephen R. Shea, M.D., Inc. Dmand AI links Knef Lizaso to 2 more medical groups.

Does Knef V. Lizaso Jr. accept Medicare?

Yes. CMS data shows Knef Lizaso billed Medicare for 320 services in 2024, and Knef Lizaso accepts Medicare assignment.

What is Knef V. Lizaso Jr.'s MIPS score?

Knef Lizaso's MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Knef V. Lizaso Jr. see?

CMS counts 240 Medicare patients who saw Knef Lizaso in 2024, with an average age of 74.

Is Knef V. Lizaso Jr. board certified?

Yes. Knef Lizaso is board certified in emergency medicine by the American Board of Emergency Medicine.

What services does Knef V. Lizaso Jr. bill to Medicare?

In 2024, Knef Lizaso's most billed Medicare services were emergency department visit (99285), critical care (99291) and heart test or procedure (93010).

Where did Knef V. Lizaso Jr. go to medical school?

Knef Lizaso graduated from UCSF School of Medicine in 1998.

What drugs does Knef V. Lizaso Jr. prescribe most?

In 2024 Medicare Part D data, Knef Lizaso's most prescribed drugs by claims were Cephalexin, Hydrocodone-Acetaminophen and Cefdinir.

Has Knef V. Lizaso Jr. received payments from drug or device companies?

CMS Open Payments shows $25 in general payments to Knef Lizaso from 1 company from 2023 to 2023. The largest total came from Abbott Laboratories.

How long has Knef V. Lizaso Jr. been practicing?

Knef Lizaso graduated from medical school in 1998, 28 years ago.

What insurance does Knef V. Lizaso Jr. accept?

Knef Lizaso is in network with 2 carriers, including CMS Medicare and Molina. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.

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