Katelyn Myllymaki-Keller, PA-C
Physician Assistant · Great Falls, MT
Katelyn Myllymaki-Keller, PA-C is a physician assistant with a practice address in Great Falls, Montana, and NPI 1912522483, issued on Jun 10, 2020. Check the license (Montana 88018, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katelyn Myllymaki-Keller
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 88018 MT
Self-reported in NPPES; status is on the state search - Practice location
- 1101 26TH St S, Great Falls, MT 59405
- Phone
- (406) 731-8888
- Enumerated
- Jun 10, 2020
- Record last updated
- Apr 8, 2024
- Fax
- (406) 731-8318
- Medicare enrollment
- Enrolled (PECOS I20200701002895); 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 1101 26TH St S
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jeffrey Allen, CRNACertified Registered Nurse Anesthetist1245256916
- Batool Alnahar, MBBSStudent in an Organized Health Care Education/Training Program1447137310
Verify Katelyn Myllymaki-Keller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license 88018Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average physician assistant in 2024
220 Medicare Part D claims for 137 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Pantoprazole Sodium28 claims
- Prednisone20 claims
- Amoxicillin-Clavulanate Potass15 claims
- Albuterol Sulfate Hfa11 claims
- Esomeprazole Magnesium11 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 80.5 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: $85.10
5 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. 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.
One hospital affiliation
- Benefis Hospitals IncGreat Falls, MT · Acute Care Hospitals2 of 5 stars
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.
Katelyn Myllymaki-Keller among 698 physician assistant records in Montana
Katelyn Myllymaki-Keller, 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 2020, is newer than 71% of them.
- NPI issued2020 · 71% of these records are older, 25% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 74% of these records are
- Graduated2019 · median 2016 among the 514 with a school on file
- Record last updated2024 · 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).
38 physician assistant records list a practice address in Great Falls
They are 38 of the 1,798 NPPES records with a practice address in Great Falls, and 698 physician assistant records in Montana.
All 698 in Montana → Every provider in Great Falls → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Katie Brown, PAGreat Falls, MT 594051154602431
- Emily Godfrey, PA-CGreat Falls, MT 594051245537356
- Alicia Hamilton, PA-CGreat Falls, MT 594051093943284
- Jason Kjono, P.A.C.Great Falls, MT 594051427199009
- Renee Lance, PA-CGreat Falls, MT 594051639379167
- James Latray, PA-CGreat Falls, MT 594051275661936
- Christopher Merchant, P.A. CGreat Falls, MT 594051417999814
- Aaron Neeley, PA-CGreat Falls, MT 594051730499054
Common questions
What is Katelyn Myllymaki-Keller, PA-C's NPI number?
Katelyn Myllymaki-Keller, PA-C's National Provider Identifier (NPI) is 1912522483, issued on Jun 10, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Katelyn Myllymaki-Keller, PA-C located?
The NPPES record lists a practice address at 1101 26TH St S, Great Falls, MT, 59405. Phone: (406) 731-8888. Providers update this record themselves, so call before visiting.
How can I verify Katelyn Myllymaki-Keller, PA-C's license?
NPPES lists Montana license number 88018, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Katelyn Myllymaki-Keller, PA-C prescribe under Medicare Part D?
In 2024, Katelyn Myllymaki-Keller, PA-C had 220 Medicare Part D claims for 137 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Katelyn Myllymaki-Keller, PA-C's MIPS final score?
The 2023 MIPS final score is 80.5 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.