Dr. Timothy J. Larsen, MD

  • Omaha, NE
  • Emergency medicine physician
NPI1942245576
Medicare services, 2024
128
Medicare patients, 2024
128
Part D claims, 2021
12
Hospital affiliations
1
Industry payments
$147
Practice address
988102 Nebrasks Medical Center, Omaha, NE 68198
Practice phone
Call (402) 559-4000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Nebraska Medical Center

Hospital · Omaha, Nebraska

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Dr. Timothy J. Larsen is an emergency medicine physician in Omaha, Nebraska

Dr. Larsen practices at Nebraska Medical Center in Omaha, Nebraska, part of University of Nebraska System.

Dr. Larsen's NPI, 1942245576, was assigned on June 18, 2006. Dr. Larsen holds Nebraska license 21354.

NPI and contact details
NPI enumeration date
June 18, 2006
NPI status
Active
Practice phone
(402) 559-4000
Professional email
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Personal email
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Mobile number
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Sex
Male

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Timothy J. Larsen practices at 2 locations in Omaha, Nebraska

Dr. Larsen's primary practice is Nebraska Medical Center, at 988102 Nebrasks Medical Center, Omaha, NE 68198 in Douglas County. The practice phone is (402) 559-4000. Dr. Larsen also practices at Nebraska Medical Center, 987400 Nebraska Medical Ctr, Omaha, NE 68198.

  • Nebraska Medical CenterPrimary
    988102 Nebrasks Medical Center, Omaha, NE 68198 · Douglas CountyPhone(402) 559-4000
  • Nebraska Medical Center
    987400 Nebraska Medical Ctr, Omaha, NE 68198 · Douglas CountyPhone(402) 552-2040

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

Dr. Timothy J. Larsen is affiliated with 1 site of care and 1 medical group

Dr. Larsen's primary practice is Nebraska Medical Center in Omaha, Nebraska, part of University of Nebraska System. The medical group on file is UNMC Physicians.

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

Dmand AI tracks the EHR system at Dr. Timothy J. 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.

EHR by site
SiteEHR vendor and product
Nebraska Medical CenterAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Timothy J. Larsen is one of 248 emergency medicine physicians in Nebraska

Emergency medicine is Dr. Larsen's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Larsen is licensed in Nebraska.

Specialties and state licenses

  • Emergency medicine, NebraskaPrimaryLicense 21354 · taxonomy 207P00000X

Emergency medicine physicians near Dr. Larsen

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

Dr. Timothy J. Larsen billed Medicare for 128 services in 2024

CMS data shows 128 Medicare services from Dr. Larsen across 2 procedure codes in 2024, for 128 Medicare patients. Medicare paid $14,162 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024128
Medicare patients128
Paid by Medicare$14,162
Procedure codes2

Dr. Larsen's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1362024: 1286%

Dr. Larsen compared with the Nebraska median for emergency medicine physicians, 2024

  • Dr. Larsen
  • Nebraska median
Medicare services
128vs 28856% below
Medicare patients
128vs 28154% below
Part D claims
12vs 5879% below

Medians across 242 emergency medicine physicians in Nebraska with Dmand AI profiles that report each measure.

Dr. Larsen'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 Dr. Larsen

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

Dr. Timothy J. Larsen treated 128 Medicare patients in 2024, average age 68

CMS counts 128 Medicare patients who saw Dr. Larsen in 2024. The largest group is 65 to 74, with 45 patients. 75% of them have high blood pressure, and 69% have high cholesterol. 32% are also on Medicaid. Their average risk score is 2.43, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Larsen's median patient age at 64, with 53% women.

Medicare patients, 2024128
Average age68
Average risk score2.43
Also on Medicaid32%

Dr. Larsen's Medicare patients by age, 2024

Dr. Larsen's Medicare patients by sex, 2024

  • Women5946%
  • Men6954%

Chronic conditions among Dr. Larsen's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol69%
  3. Arthritis53%
  4. Mood disorders50%
  5. Chronic kidney disease46%
  6. Diabetes46%
  7. Depression45%
  8. Ischemic heart disease42%

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 64

Patient panel by sex, all payers

  • Women53%
  • Men46%

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

Dr. Timothy J. Larsen wrote 12 Medicare Part D claims in 2021

In 2021, Dr. Larsen wrote 12 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $102 in total drug cost.

Part D claims, 202112
Drugs named by CMS1
Total drug cost$102

Dr. Larsen's most prescribed drugs by claims, 2021

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

See all prescribing by Dr. Larsen

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Dr. Timothy J. Larsen received $147 in industry payments in 2024

CMS Open Payments shows 2 general payments to Dr. Larsen from 2 drug and device companies in 2024. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $121.

Companies that paid Dr. Larsen the most, 2024 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Larsen

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

Sources for Dr. Timothy J. Larsen'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 Affiliation DataDmand AI Practice 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)
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 Dr. Timothy J. 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. Timothy J. Larsen's NPI number?

Dr. Timothy J. Larsen's NPI number is 1942245576. It was assigned on June 18, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Timothy J. Larsen?

Dr. Timothy J. Larsen is an emergency medicine physician in Omaha, Nebraska. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).

Where does Dr. Timothy J. Larsen practice?

Dr. Larsen practices at 988102 Nebrasks Medical Center, Omaha, NE 68198. Dr. Larsen also practices at 987400 Nebraska Medical Ctr, Omaha, NE 68198. Dr. Larsen's primary practice is Nebraska Medical Center in Omaha, Nebraska, part of University of Nebraska System.

What is Dr. Timothy J. Larsen's office phone number?

The practice phone on file for Dr. Larsen is (402) 559-4000.

What is Dr. Timothy J. Larsen's medical license number?

Dr. Larsen holds Nebraska license 21354.

Which hospitals is Dr. Timothy J. Larsen affiliated with?

Dr. Larsen practices at Nebraska Medical Center in Omaha, Nebraska.

What medical group is Dr. Timothy J. Larsen part of?

Dr. Larsen is linked to UNMC Physicians.

Does Dr. Timothy J. Larsen accept Medicare?

Yes. CMS data shows Dr. Larsen billed Medicare for 128 services in 2024.

How many Medicare patients does Dr. Timothy J. Larsen see?

CMS counts 128 Medicare patients who saw Dr. Larsen in 2024, with an average age of 68.

What services does Dr. Timothy J. Larsen bill to Medicare?

In 2024, Dr. Larsen's most billed Medicare services were emergency department visit (99285) and emergency department visit (99284).

Show 3 more questionsShow fewer questions

What drugs does Dr. Timothy J. Larsen prescribe most?

In 2021 Medicare Part D data, Dr. Larsen's most prescribed drugs by claims were Amlodipine Besylate.

Has Dr. Timothy J. Larsen received payments from drug or device companies?

CMS Open Payments shows $147 in general payments to Dr. Larsen from 2 companies from 2024 to 2024. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Dr. Timothy J. Larsen been practicing?

Dr. Larsen's NPI was assigned in 2006.

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