Nicholas James Larsen, DO
Anesthesiology Physician · Ogden, UT
Nicholas James Larsen, DO is an anesthesiology physician with a practice address in Ogden, Utah, and NPI 1164644464, issued on May 3, 2007. Check the license (Utah 7650570-1204, as entered in NPPES) on the Utah Medical Licensing Board; the Medicare figures below come from public CMS files.
- Name
- Nicholas James Larsen
- Credential
- DO
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License numbers
- 7650570-1204 UT
DO-07085 IA
148134 MT
DO222362 OR
3084-321 WI
Self-reported in NPPES; status is on the state search - Practice location
- 4401 Harrison Blvd, Ogden, UT 84403
- Phone
- (801) 387-2800
- Enumerated
- May 3, 2007
- Record last updated
- Jul 25, 2025
- Fax
- (770) 701-6675
- Medicare enrollment
- Enrolled (PECOS I20250218002325); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 670 in Utah → Look up another NPI →
Also registered at 4401 Harrison Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Richard Allen, MDAnesthesiology Physician1548276637
Verify Nicholas James Larsen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersUtah Medical Licensing Board
Search for license 7650570-1204Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 79.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $54.00
3 payments; by number, the most common kind was food and beverage; the largest payer was Vertex Pharmaceuticals Incorporated. The 17,774 providers of this specialty with any payment received $669.59 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
2 hospitals and group practices
- Benefis Hospitals IncGreat Falls, MT · Acute Care Hospitals2 of 5 stars
- Cep America - Anesthesia PCDes Moines, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Nicholas James Larsen among 670 anesthesiology physician records in Utah
Nicholas James Larsen, DO is one of 670 anesthesiology physician records with a practice address in Utah. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 47% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2003 · median 2008 among the 452 with a school on file
- Record last updated2025 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Utah practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
53 anesthesiology physician records list a practice address in Ogden
They are 53 of the 3,335 NPPES records with a practice address in Ogden, and 670 anesthesiology physician records in Utah.
All 670 in Utah → Every provider in Ogden → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Richard Allen, MDOgden, UT 844031548276637
- Cameron Burrup, MDOgden, UT 844031306872437
- Troy Child, MDOgden, UT 844031184630154
- Gregory Ferguson, MDOgden, UT 844031760498703
- Ralph Friz, MDOgden, UT 844031912912841
- Garth Guymon, MDOgden, UT 844031760594337
- John Haws, MDOgden, UT 844031013914480
- Mahendra Patel, MDOgden, UT 844031831209030
Common questions
What is Nicholas James Larsen, DO's NPI number?
Nicholas James Larsen, DO's National Provider Identifier (NPI) is 1164644464, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas James Larsen, DO located?
The NPPES record lists a practice address at 4401 Harrison Blvd, Ogden, UT, 84403. Phone: (801) 387-2800. Providers update this record themselves, so call before visiting.
How can I verify Nicholas James Larsen, DO's license?
NPPES lists Utah license number 7650570-1204, as entered by the provider. Search the Utah Medical Licensing Board at https://secure.utah.gov/llv/search/index.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Nicholas James Larsen, DO's MIPS final score?
The 2023 MIPS final score is 79.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.