Andrew Larson

  • Los Angeles, CA
  • Otolaryngologist
NPI1144615253PAC ID7618393067
Medicare services, 2022
296
Part D claims, 2024
108
Hospital affiliations
2
Industry payments
$1,594
Medical group
1
Practice address
4760 W Sunset Blvd, Los Angeles, CA 90027
Practice phone
Call (323) 783-4011
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

Southern California Permanente Medical Group

Los Angeles, California

See all 4 affiliations

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Andrew Larson is an otolaryngologist in Los Angeles, California

Andrew Larson practices at Southern California Permanente Medical Group in Los Angeles, California.

Andrew Larson's NPI, 1144615253, was assigned on April 6, 2015. Andrew Larson holds California license A148212.

NPI and contact details
Medicare PAC ID
7618393067
NPI enumeration date
April 6, 2015
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(323) 783-4011
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
37
Medical school graduation
2015

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

Andrew Larson practices at Southern California Permanente Medical Group in Los Angeles, California

Andrew Larson's primary practice is Southern California Permanente Medical Group, at 4760 W Sunset Blvd, Los Angeles, CA 90027 in Los Angeles County. The practice phone is (323) 783-4011.

  • Southern California Permanente Medical Group
    4760 W Sunset Blvd, Los Angeles, CA 90027 · Los Angeles CountyPhone(323) 783-4011

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Andrew Larson is affiliated with 3 sites of care and 1 medical group

Andrew Larson's primary practice is Southern California Permanente Medical Group in Los Angeles, California. Andrew Larson is also affiliated with Kaiser Permanente Los Angeles Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Andrew Larson to 1 more hospital, named with a free account.

See all 4 affiliations for Andrew Larson

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Andrew Larson's practice

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

EHR by site
SiteEHR vendor and product
Southern California Permanente Medical GroupAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Andrew Larson is one of 1,107 otolaryngologists in California

Otolaryngology is Andrew Larson's primary specialty in the NPI Registry, under taxonomy code 207Y00000X. Dmand AI has Andrew Larson's licenses on file in 2 states: California and Massachusetts.

Specialties and state licenses

  • Otolaryngology, CaliforniaPrimaryLicense A148212 · taxonomy 207Y00000X
  • Massachusetts licenseLicense 283221

Otolaryngologists near Andrew Larson

Counts of otolaryngologists 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

Andrew Larson billed Medicare for 296 services in 2022

CMS data shows 296 Medicare services from Andrew Larson across 6 procedure codes in 2022. Medicare paid $18,360 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2022296
Paid by Medicare$18,360
Procedure codes6

Andrew Larson's Medicare services by type, 2021 to 2022

  • 2021
  • 2022
Office and hospital visits
2021: 1942022: 22516%
Surgery
2021: 662022: 718%
Tests and treatments
2021: 272022: 0100%

Andrew Larson compared with the California median for otolaryngologists, 2022

  • Andrew Larson
  • California median
Medicare services
296vs 66656% below
Part D claims
35vs 11870% below

Medians across 1,045 otolaryngologists in California with Dmand AI profiles that report each measure.

Andrew Larson's most billed Medicare procedure codes, 2022

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

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

Andrew Larson's patients have a median age of 70

Across all payers, Dmand AI patient panel data puts Andrew Larson's median patient age at 70, with 46% women.

Andrew Larson's patients across all payers

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

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women46%
  • Men54%

Source: Dmand AI Patient Panel Data

Andrew Larson wrote 108 Medicare Part D claims in 2024

In 2024, Andrew Larson wrote 108 Medicare Part D claims for 48 patients. 95% of them were for generic drugs. CMS names the drug for 35 of them, across 3 drugs with 11 or more claims each, at $659 in total drug cost. In 2022, CMS named 68 claims across 2 drugs.

Part D claims, 2024108
Drugs named by CMS3
Total drug cost$659
Part D patients48

Andrew Larson's Part D claims by kind of drug, 2024

  • Generic103 claims95%
  • Brand-name and other5 claims5%

Andrew Larson'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 Andrew Larson's Part D claims, 2024

  • Opioids19%21 of 108 claims
  • Antibiotics11%12 of 108 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, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 682024: 3549%

Drugs named by CMS: 3 in 2024, 2 in 2022.

See all prescribing by Andrew Larson

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 Andrew Larson takes part in Medicare

Andrew Larson 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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Andrew Larson received $1,594 in industry payments from 2021 to 2025

CMS Open Payments shows 16 general payments to Andrew Larson from 6 drug and device companies from 2021 to 2025. Travel and lodging make up the largest share, 64% of the total. Stryker Corporation paid the most, $1,123.

General payments to Andrew Larson by program year, 2021 to 2025

General payments to Andrew Larson by kind, 2021 to 2025

$1.6Kin total
  • Travel and lodging$1,02164%
  • Food and beverage$57236%

Companies that paid Andrew Larson the most, 2021 to 2025

Share is of all general payments to this clinician.

See all payments to Andrew Larson

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

Sources for Andrew Larson'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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)
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 Andrew Larson

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

What is Andrew Larson's NPI number?

Andrew Larson's NPI number is 1144615253. It was assigned on April 6, 2015, and it is active in the NPI Registry.

What does Andrew Larson specialize in?

Andrew Larson is an otolaryngologist in Los Angeles, California. The primary specialty in the NPI Registry is Otolaryngology Physician (taxonomy code 207Y00000X).

Where does Andrew Larson practice?

Andrew Larson practices at 4760 W Sunset Blvd, Los Angeles, CA 90027. Andrew Larson's primary practice is Southern California Permanente Medical Group in Los Angeles, California. Dmand AI also links Andrew Larson to 1 hospital.

What is Andrew Larson's office phone number?

The practice phone on file for Andrew Larson is (323) 783-4011.

What is Andrew Larson's medical license number?

Andrew Larson holds California license A148212, one of the licenses on file in 2 states.

Which states has Andrew Larson been licensed in?

Dmand AI has state licenses on file for Andrew Larson in California and Massachusetts.

Which hospitals is Andrew Larson affiliated with?

Andrew Larson is affiliated with Kaiser Permanente Los Angeles Medical Center. Dmand AI links Andrew Larson to 1 more hospital.

What medical group is Andrew Larson part of?

Andrew Larson is linked to Southern California Permanente Medical Group.

Does Andrew Larson accept Medicare?

Yes. CMS data shows Andrew Larson billed Medicare for 296 services in 2022, and Andrew Larson accepts Medicare assignment.

What services does Andrew Larson bill to Medicare?

In 2022, Andrew Larson's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, new patient (99203).

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What drugs does Andrew Larson prescribe most?

In 2024 Medicare Part D data, Andrew Larson's most prescribed drugs by claims were Triamcinolone Acetonide, Chlorhexidine Gluconate and Oxycodone HCl.

Has Andrew Larson received payments from drug or device companies?

CMS Open Payments shows $1,594 in general payments to Andrew Larson from 6 companies from 2021 to 2025. The largest total came from Stryker Corporation.

How long has Andrew Larson been practicing?

Andrew Larson graduated from medical school in 2015, 11 years ago.

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