Dr. David Arnold Larsen, MD
- Medicare services, 2023
- 13
- Medicare patients, 2024
- 18
- Part D claims, 2024
- 123
- MIPS score, 2024
- 94
- Hospital affiliations
- 1
- Practice address
- 930 SW Abbey Street, Newport, OR 97365
- Practice phone
- Call (541) 265-2244
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Larsen's professional email, personal email and mobile number
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Dr. David Arnold Larsen is a general surgeon in Newport, Oregon
Dr. Larsen practices at Samaritan Pacific Communities Hospital in Newport, Oregon, part of MultiCare Health System.
Dr. Larsen's NPI, 1205015518, was assigned on November 2, 2007. Dr. Larsen graduated from University of Minnesota Medical School in 2004. Dr. Larsen holds Oregon license MD29363.
- NPI
- 1205015518NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2769535368
- NPI enumeration date
- November 2, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (541) 265-2244
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Arnold Larsen practices at Samaritan Pacific Communities Hospital in Newport, Oregon
Dr. Larsen's primary practice is Samaritan Pacific Communities Hospital, at 930 SW Abbey Street, Newport, OR 97365 in Lincoln County. The practice phone is (541) 265-2244.
- Samaritan Pacific Communities Hospital930 SW Abbey Street, Newport, OR 97365 · Lincoln CountyPhone(541) 265-2244
Source: Dmand AI Affiliation Data
Dr. David Arnold Larsen is affiliated with 1 site of care and 3 medical groups
Dr. Larsen's primary practice is Samaritan Pacific Communities Hospital in Newport, Oregon, part of MultiCare Health System. The medical group on file is Samaritan Lebanon Community Hospital. Dmand AI also links Dr. Larsen to 2 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Arnold Larsen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Larsen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Samaritan Pacific Communities Hospital | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Arnold Larsen is one of 438 general surgeons in Oregon
Surgery is Dr. Larsen's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Larsen's licenses on file in 2 states: Oregon and Utah.
Specialties and state licenses
- Surgery, OregonPrimary
- Utah license
General surgeons near Dr. Larsen
Counts of general surgeons 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. David Arnold Larsen billed Medicare for 13 services in 2023
CMS data shows 13 Medicare services from Dr. Larsen across 1 procedure code in 2023, for 18 Medicare patients. Medicare paid $836 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Larsen's Medicare services by type, 2021 to 2023
- 2021
- 2023
- Office and hospital visits
- 2021: 152023: 1313%
Dr. Larsen compared with the Oregon median for general surgeons, 2023
- Dr. Larsen
- Oregon median
- Medicare services
- 13vs 8384% below
- Medicare patients
- 18vs 8278% below
- Part D claims
- 49vs 47Close to median
Medians across 433 general surgeons in Oregon with Dmand AI profiles that report each measure.
Dr. Larsen's most billed Medicare procedure codes, 2023
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
Dr. David Arnold Larsen treated 18 Medicare patients in 2024, average age 75
CMS counts 18 Medicare patients who saw Dr. Larsen in 2024. 75% of them have high blood pressure, and 61% have arthritis. Their average risk score is 1.04, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Larsen's median patient age at 67, with 51% women.
Chronic conditions among Dr. Larsen's Medicare patients, 2024
- High blood pressure75%
- Arthritis61%
Share of Medicare patients with each condition. A patient can have several.
Dr. Larsen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women51%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Arnold Larsen wrote 123 Medicare Part D claims in 2024
In 2024, Dr. Larsen wrote 123 Medicare Part D claims for 77 patients. 89% of them were for generic drugs. CMS names the drug for 49 of them, across 1 drug with 11 or more claims each, at $193 in total drug cost. In 2023, CMS named 78 claims across 3 drugs.
Dr. Larsen's Part D claims by kind of drug, 2024
- Generic109 claims89%
- Brand-name14 claims11%
Dr. Larsen'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. Larsen's Part D claims, 2024
- Opioids53%65 of 123 claims
- Antibiotics9%11 of 123 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: 782024: 4937%
Drugs named by CMS: 1 in 2024, 3 in 2023.
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
Dr. David Arnold Larsen scored 94 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Larsen for performance year 2024, reported as part of a group. Dr. Larsen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 12 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Larsen, more than 43% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Larsen's MIPS scores, performance year 2024
- 94of 100Final score
- 86.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 86of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Larsen ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 43rd percentile12 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair (minimally invasive): 1 to 10 procedures (CMS shows small counts as a range)
Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. David Arnold Larsen received $6,266 in industry payments from 2017 to 2024
CMS Open Payments shows 21 general payments to Dr. Larsen from 6 drug and device companies from 2017 to 2024. Education make up the largest share, 70% of the total. Intuitive Surgical, Inc. paid the most, $6,132.
General payments to Dr. Larsen by program year, 2017 to 2024
General payments to Dr. Larsen by kind, 2017 to 2024
- Education$4,40770%
- Travel and lodging$1,63726%
- Food and beverage$2234%
Companies that paid Dr. Larsen the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Arnold Larsen graduated from University of Minnesota Medical School
Dr. Larsen graduated from University of Minnesota Medical School in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Arnold Larsen'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. David Arnold Larsen
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. David Arnold Larsen's NPI number?
Dr. David Arnold Larsen's NPI number is 1205015518. It was assigned on November 2, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. David Arnold Larsen?
Dr. David Arnold Larsen is a general surgeon in Newport, Oregon. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. David Arnold Larsen practice?
Dr. Larsen practices at 930 SW Abbey Street, Newport, OR 97365. Dr. Larsen's primary practice is Samaritan Pacific Communities Hospital in Newport, Oregon, part of MultiCare Health System. Dmand AI also links Dr. Larsen to 2 medical groups.
What is Dr. David Arnold Larsen's office phone number?
The practice phone on file for Dr. Larsen is (541) 265-2244.
What is Dr. David Arnold Larsen's medical license number?
Dr. Larsen holds Oregon license MD29363, one of the licenses on file in 2 states.
Which states has Dr. David Arnold Larsen been licensed in?
Dmand AI has state licenses on file for Dr. Larsen in Oregon and Utah.
Which hospitals is Dr. David Arnold Larsen affiliated with?
Dr. Larsen practices at Samaritan Pacific Communities Hospital in Newport, Oregon.
What medical group is Dr. David Arnold Larsen part of?
Dr. Larsen is linked to Samaritan Lebanon Community Hospital. Dmand AI links Dr. Larsen to 2 more medical groups.
Does Dr. David Arnold Larsen accept Medicare?
Yes. CMS data shows Dr. Larsen billed Medicare for 13 services in 2023, and Dr. Larsen accepts Medicare assignment.
What is Dr. David Arnold Larsen's MIPS score?
Dr. Larsen's MIPS final score for performance year 2024 is 94 out of 100, reported as part of a group.
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How many Medicare patients does Dr. David Arnold Larsen see?
CMS counts 18 Medicare patients who saw Dr. Larsen in 2024, with an average age of 75.
What services does Dr. David Arnold Larsen bill to Medicare?
In 2023, Dr. Larsen's most billed Medicare services were hospital inpatient care (99221).
Where did Dr. David Arnold Larsen go to medical school?
Dr. Larsen graduated from University of Minnesota Medical School in 2004.
What drugs does Dr. David Arnold Larsen prescribe most?
In 2024 Medicare Part D data, Dr. Larsen's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. David Arnold Larsen received payments from drug or device companies?
CMS Open Payments shows $6,266 in general payments to Dr. Larsen from 6 companies from 2017 to 2024. The largest total came from Intuitive Surgical, Inc.
How long has Dr. David Arnold Larsen been practicing?
Dr. Larsen graduated from medical school in 2004, 22 years ago.
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