Lauren Ryley Larson, PA-C
Physician Assistant · Billings, MT
Lauren Ryley Larson, PA-C is a physician assistant with a practice address in Billings, Montana, and NPI 1679353122, issued on Oct 3, 2023. Check the license (Montana 129848, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lauren Ryley Larson
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 129848 MT
Self-reported in NPPES; status is on the state search - Practice location
- 602 Henry Chapple St, Billings, MT 59106
- Phone
- (406) 901-2300
- Enumerated
- Oct 3, 2023
- Record last updated
- Nov 20, 2023
- Medicare enrollment
- Enrolled (PECOS I20231116001326); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 698 in Montana → Look up another NPI →
Also registered at 602 Henry Chapple St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lauren Ryley Larson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license 129848Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average physician assistant in 2024
118 Medicare Part D claims for 49 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 46 claims were for opioids.
Most prescribed
- Oxycodone Hcl31 claims
- Ibuprofen25 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $85.34
4 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 64,719 providers of this specialty with any payment received $841.65 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.
Bills Medicare through one group practice
- Scl Health Medical Group - Billings LLCBillings, MT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lauren Ryley Larson among 698 physician assistant records in Montana
Lauren Ryley Larson, PA-C is one of 698 physician assistant records with a practice address in Montana. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 85% of them.
- NPI issued2023 · 85% of these records are older, 9% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2023 · median 2016 among the 514 with a school on file
- Record last updated2023 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
170 physician assistant records list a practice address in Billings
They are 170 of the 4,035 NPPES records with a practice address in Billings, and 698 physician assistant records in Montana.
All 698 in Montana → Every provider in Billings → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Patricia Francisco Thomas, PA-CBillings, MT 591061790870384
- Laurie VogeleBillings, MT 591061467510081
- Carrie Hall, PABillings, MT 591051275860934
- Mackenzie Hansen, PA-CBillings, MT 591051033989280
- Kayleigh Huss, PABillings, MT 591051902371693
- Lauren Labar, PABillings, MT 591051285144204
- Shannon Vanantwerp, PA-CBillings, MT 591051902523905
- Sydney Clark, PA-CBillings, MT 591021871313353
Common questions
What is Lauren Ryley Larson, PA-C's NPI number?
Lauren Ryley Larson, PA-C's National Provider Identifier (NPI) is 1679353122, issued on Oct 3, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Lauren Ryley Larson, PA-C located?
The NPPES record lists a practice address at 602 Henry Chapple St, Billings, MT, 59106. Phone: (406) 901-2300. Providers update this record themselves, so call before visiting.
How can I verify Lauren Ryley Larson, PA-C's license?
NPPES lists Montana license number 129848, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Lauren Ryley Larson, PA-C prescribe under Medicare Part D?
In 2024, Lauren Ryley Larson, PA-C had 118 Medicare Part D claims for 49 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
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.