Andrew Larson
- 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
- Get mobile number
Primary practice
Southern California Permanente Medical Group
Los Angeles, California
Find Andrew Larson's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
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
- 1144615253NPI Registry (opens in a new tab)
- 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
- Get email
- Mobile number
- Get number
- 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 Group4760 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.
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.
| Site | EHR vendor and product |
|---|---|
| Southern California Permanente Medical Group | Available with a free account |
| +2 more affiliated sites | Available 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, CaliforniaPrimary
- Massachusetts license
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.
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.
Need commercial claims for Andrew Larson?
Medicare shows one payer. Book a meeting to get commercial claims data for Andrew Larson and other otolaryngologists in California.
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.
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.
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
- 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.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Andrew Larson's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand 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).
Show 3 more questionsShow fewer questions
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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