Kathleen Leigh Fossen, PA
Physician Assistant · Boise, ID
Kathleen Leigh Fossen, PA is a physician assistant with a practice address in Boise, Idaho, and NPI 1710282074, issued on Jan 18, 2011. Check the license (Idaho PA-1165, as entered in NPPES) with the Idaho board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kathleen Leigh Fossen
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA-1165 ID
Self-reported in NPPES; status is on the state search - Practice location
- 1075 N Curtis Road, Boise, ID 83706
- Phone
- (208) 367-3330
- Enumerated
- Jan 18, 2011
- Record last updated
- Oct 28, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (208) 367-3331
- Medicare enrollment
- Enrolled (PECOS I20181101003380); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 1,250 in Idaho → Look up another NPI →
Also registered at 1075 N Curtis Road
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Charles Floyd, MDOrthopaedic Surgery Physician1124039714
- Rachel Garver, PA-CMedical Physician Assistant1447500210
- Megan Rutte, PA-CMedical Physician Assistant1881084994
Verify Kathleen Leigh Fossen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Idaho board licenses this profession
Search for license PA-1165Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average physician assistant in 2024
36 Medicare Part D claims for 33 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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: $89.42
1 payment: food and beverage; the largest payer was Heron Therapeutics, 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.
Bills Medicare through one group practice
- University OF Utah Adult ServicesSalt Lake City, UT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathleen Leigh Fossen among 1,250 physician assistant records in Idaho
Kathleen Leigh Fossen, PA is one of 1,250 physician assistant records with a practice address in Idaho. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 30% of them.
- NPI issued2011 · 30% of these records are older, 66% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2010 · median 2017 among the 961 with a school on file
- Record last updated2021 · 35% 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 Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
362 physician assistant records list a practice address in Boise
They are 362 of the 9,467 NPPES records with a practice address in Boise, and 1,250 physician assistant records in Idaho.
All 1,250 in Idaho → Every provider in Boise → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Alison Beck, PABoise, ID 837061659552545
- Ashley Cafferty, PA-CBoise, ID 837061215001417
- Erin Carver, PA-CBoise, ID 837061902877624
- Michael Lane, PA-CBoise, ID 837061669415188
- Marian Marsh, PA-CBoise, ID 837061770733560
- Patrick McCabe, PA-CBoise, ID 837061013993286
- Mary Mebane, P.A.Boise, ID 837061154374536
- Jaclyn Mentzer, P.A.Boise, ID 837061487899365
Common questions
What is Kathleen Leigh Fossen, PA's NPI number?
Kathleen Leigh Fossen, PA's National Provider Identifier (NPI) is 1710282074, issued on Jan 18, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Kathleen Leigh Fossen, PA located?
The NPPES record lists a practice address at 1075 N Curtis Road, Boise, ID, 83706. Phone: (208) 367-3330. Providers update this record themselves, so call before visiting.
How can I verify Kathleen Leigh Fossen, PA's license?
NPPES lists Idaho license number PA-1165, as entered by the provider. Search the Idaho board that licenses this profession; the NPPES record confirms identity only.
How much does Kathleen Leigh Fossen, PA prescribe under Medicare Part D?
In 2024, Kathleen Leigh Fossen, PA had 36 Medicare Part D claims for 33 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.