Karen Ann Hayes, PA-C
Medical Physician Assistant · Littleton, CO
Karen Ann Hayes, PA-C is a medical physician assistant with a practice address in Littleton, Colorado, and NPI 1639225592, issued on Jan 25, 2007. Check the license (Colorado 1452, as entered in NPPES) with the Colorado board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Karen Ann Hayes
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 1452 CO
Self-reported in NPPES; status is on the state search - Practice location
- 4260 S Wadsworth Blvd, Littleton, CO 80123
- Phone
- (303) 986-2274
- Enumerated
- Jan 25, 2007
- Record last updated
- Jan 9, 2009 (not updated in 17 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 1,308 in Colorado → Look up another NPI →
Also registered at 4260 S Wadsworth Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen Ann Hayes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 1452Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Karen Ann Hayes among 1,308 medical physician assistant records in Colorado
Karen Ann Hayes, PA-C is one of 1,308 medical physician assistant records with a practice address in Colorado. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 21% of them.
- NPI issued2007 · 21% of these records are older, 69% newer
- In a Medicare fileNo · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 56% of these records are
- Record last updated2009 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Colorado
There are 1,308 medical physician assistant records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,308 in Colorado → Every provider in Littleton → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Sara Schneider, PA-CLittleton, CO 801231497954143
- Kaley Tucker, PA-CLittleton, CO 801231114269024
- Philip Bellipanni, PA-CLittleton, CO 801221578789947
- Stacey Buchan, PA-CLittleton, CO 801221841454147
- Christi Cooley, PACentennial, CO 801221417138876
- Kassandra Cunningham, PA-CLone Tree, CO 801241477724672
- Tara Decrescentis, PA-C.Lone Tree, CO 801241407973266
- Monica Dell'Armi, PA-CLone Tree, CO 801241902062490
Common questions
What is Karen Ann Hayes, PA-C's NPI number?
Karen Ann Hayes, PA-C's National Provider Identifier (NPI) is 1639225592, issued on Jan 25, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Karen Ann Hayes, PA-C located?
The NPPES record lists a practice address at 4260 S Wadsworth Blvd, Littleton, CO, 80123. Phone: (303) 986-2274. Providers update this record themselves, so call before visiting.
How can I verify Karen Ann Hayes, PA-C's license?
NPPES lists Colorado license number 1452, 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. 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.