Kjerstin Leigh Mosby, ARNP
Family Medicine Physician · Lake Mills, IA
Kjerstin Leigh Mosby, ARNP is a family medicine physician with a practice address in Lake Mills, Iowa, and NPI 1659969970, issued on Jan 3, 2021. Check the license (Iowa A158393, as entered in NPPES) on the Iowa Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Kjerstin Leigh Mosby
- Credential
- ARNP
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- A158393 IA
7682 MN
Self-reported in NPPES; status is on the state search - Practice location
- 505 S 1St Ave E, Lake Mills, IA 50450
- Phone
- (641) 592-3900
- Enumerated
- Jan 3, 2021
- Record last updated
- Jul 15, 2025
- Medicare enrollment
- Enrolled (PECOS I20210209002679); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,336 in Iowa → Look up another NPI →
Verify Kjerstin Leigh Mosby in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIowa Board of Medicine
Search for license A158393Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average family medicine physician in 2024
2,331 Medicare Part D claims for 333 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 65 claims were for opioids.
Most prescribed
- Atorvastatin Calcium143 claims
- Levothyroxine Sodium111 claims
- Lisinopril105 claims
- Losartan Potassium91 claims
- Hydrochlorothiazide80 claims
- Metoprolol Succinate79 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.
Bills Medicare through one group practice
- North Iowa Mercy ClinicsMason City, IA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kjerstin Leigh Mosby among 2,336 family medicine physician records in Iowa
Kjerstin Leigh Mosby, ARNP is one of 2,336 family medicine physician records with a practice address in Iowa. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 87% of them.
- NPI issued2021 · 87% of these records are older, 11% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2019 · median 2006 among the 1,367 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 family medicine physician record lists a practice address in Lake Mills
They are 1 of the 13 NPPES records with a practice address in Lake Mills, and 2,336 family medicine physician records in Iowa.
All 2,336 in Iowa → Every provider in Lake Mills → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Lisa Kies, MDNora Springs, IA 504581053322404
- Kristina Casey, M.D.Hampton, IA 504411033157813
- Rosemarie FreymarkHampton, IA 504411033888664
- Keith Hansen, DOHampton, IA 504411447350939
- Brian Hansen, DOHampton, IA 504411255345492
- Toni Lauffer, DOHampton, IA 504411497766786
- Abdul Panhwar, MDHampton, IA 504411407842396
- Mark Haganman, DOOsage, IA 504611801988415
Common questions
What is Kjerstin Leigh Mosby, ARNP's NPI number?
Kjerstin Leigh Mosby, ARNP's National Provider Identifier (NPI) is 1659969970, issued on Jan 3, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Kjerstin Leigh Mosby, ARNP located?
The NPPES record lists a practice address at 505 S 1St Ave E, Lake Mills, IA, 50450. Phone: (641) 592-3900. Providers update this record themselves, so call before visiting.
How can I verify Kjerstin Leigh Mosby, ARNP's license?
NPPES lists Iowa license number A158393, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kjerstin Leigh Mosby, ARNP prescribe under Medicare Part D?
In 2024, Kjerstin Leigh Mosby, ARNP had 2,331 Medicare Part D claims for 333 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.