Amber R. Knuthson, PA-C
Physician Assistant · Fort Collins, CO
Amber R. Knuthson, PA-C is a physician assistant with a practice address in Fort Collins, Colorado, and NPI 1366700056, issued on May 1, 2012. Check the license (Colorado 3393, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Amber R. Knuthson
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 3393 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2121 E Harmony RD, Fort Collins, CO 80528
- Phone
- (970) 482-3328
- Enumerated
- May 1, 2012
- Record last updated
- Jan 22, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (970) 482-1433
- Medicaid ID
- 32279825 CO
- Medicare enrollment
- Enrolled (PECOS I20120725000057); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,767 in Colorado → Look up another NPI →
Also registered at 2121 E Harmony RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elvira Aguila, MDPulmonary Disease Physician1699727123
- Carrie Allen, PHARMDOncology Pharmacist1396279832
- Roger Ashmore, M.D.Interventional Cardiology Physician1184620635
- Wendy AustinCardiovascular Disease Physician1457517625
- Lindsay BennettFamily Nurse Practitioner1699146183
- Emily Berganini, PA-CMedical Physician Assistant1780093641
Verify Amber R. Knuthson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 3393Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Poudre Valley Medical Group LLCFort Collins, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Amber R. Knuthson among 3,767 physician assistant records in Colorado
Amber R. Knuthson, PA-C is one of 3,767 physician assistant records with a practice address in Colorado. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 37% of them.
- NPI issued2012 · 37% of these records are older, 59% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2011 · median 2017 among the 2,351 with a school on file
- Record last updated2015 · 40% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
187 physician assistant records list a practice address in Fort Collins
They are 187 of the 6,928 NPPES records with a practice address in Fort Collins, and 3,767 physician assistant records in Colorado.
All 3,767 in Colorado → Every provider in Fort Collins → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Kara Bradley, PACFort Collins, CO 805281831256155
- Roberta Brooks, PA-CFort Collins, CO 805281003876087
- Quincy Crane, MMS, PA-CFort Collins, CO 805281679674634
- Micheal Deitz, PA-CFort Collins, CO 805281033180518
- Kara Ditullio, PA CFort Collins, CO 805281063495042
- Dawn Eeten, P.A.-CFort Collins, CO 805281134116874
- Terri Elffner, PA-CFort Collins, CO 805281306877352
- Lynette Hamman, PACFort Collins, CO 805281235227893
Common questions
What is Amber R. Knuthson, PA-C's NPI number?
Amber R. Knuthson, PA-C's National Provider Identifier (NPI) is 1366700056, issued on May 1, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Amber R. Knuthson, PA-C located?
The NPPES record lists a practice address at 2121 E Harmony RD, Fort Collins, CO, 80528. Phone: (970) 482-3328. Providers update this record themselves, so call before visiting.
How can I verify Amber R. Knuthson, PA-C's license?
NPPES lists Colorado license number 3393, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity 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.