Cassie Sheree Guglielmi, NP
Nurse Practitioner · Aurora, CO
Cassie Sheree Guglielmi, NP is a nurse practitioner with a practice address in Aurora, Colorado, and NPI 1912123738, issued on Apr 18, 2007. Check the license (Colorado 160222, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cassie Sheree Guglielmi
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 160222 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2500 S Havana St, Aurora, CO 80014
- Phone
- (303) 338-4545
- Enumerated
- Apr 18, 2007
- Record last updated
- Jun 17, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 27088375 CO
- Medicare enrollment
- Enrolled (PECOS I20070913000546); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,260 in Colorado → Look up another NPI →
Also registered at 2500 S Havana St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Cassie Sheree Guglielmi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 160222Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Most of these Medicare Part D claims are vaccines, 70% of the cost of the top drugs
343 Medicare Part D claims for 147 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 11 claims were for opioids.
Most prescribed
Pharmacies often give vaccines under a standing order that names one clinician, and CMS counts every such claim under that clinician's NPI. These claims are therefore not a measure of this clinician's own prescribing.
- Arexvy41 claims
- Shingrix26 claims
- Adacel Tdap23 claims
- Lidocaine18 claims
- Gabapentin16 claims
- Amlodipine Besylate13 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
- Colorado Permanente Medical Group PCAurora, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cassie Sheree Guglielmi among 1,260 nurse practitioner records in Colorado
Cassie Sheree Guglielmi, NP is one of 1,260 nurse practitioner records with a practice address in Colorado. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 19% of them.
- NPI issued2007 · 19% of these records are older, 67% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2004 · median 2018 among the 662 with a school on file
- Record last updated2021 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nurse Practitioner providers in Colorado
There are 1,260 nurse practitioner records in Colorado.
All 1,260 in Colorado → Every provider in Aurora → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Martha Brown, NPAurora, CO 800141881721868
- Lisa Katchka, NPAurora, CO 800141194855031
- Kathleen Knotts, CNS, RXNAurora, CO 800141205838901
- Mary Kuwana, DNPAurora, CO 800141063604247
- Michael Mott, NPAurora, CO 800141154438240
- Jennifer Novak, NPAurora, CO 800141700913712
- Deborah O'Dell, NPAurora, CO 800141972646420
- Myra Pauley, APRN BCAurora, CO 800141215926787
Common questions
What is Cassie Sheree Guglielmi, NP's NPI number?
Cassie Sheree Guglielmi, NP's National Provider Identifier (NPI) is 1912123738, issued on Apr 18, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Cassie Sheree Guglielmi, NP located?
The NPPES record lists a practice address at 2500 S Havana St, Aurora, CO, 80014. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.
How can I verify Cassie Sheree Guglielmi, NP's license?
NPPES lists Colorado license number 160222, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Cassie Sheree Guglielmi, NP prescribe under Medicare Part D?
In 2024, Cassie Sheree Guglielmi, NP had 343 Medicare Part D claims for 147 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.