Cassie Guglielmi, NP
NPI 1912123738 · Nurse Practitioner · Aurora, CO
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassie Guglielmi, NP is a Nurse Practitioner provider in Aurora, CO (NPI 1912123738).
Provider details
- NPI number
- 1912123738
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 160222 (CO)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rsvpref3 Antigen/As01e/Pfbrand: Arexvy | 41 | 41 |
| Varicella-Zoster Ge/As01b/Pfbrand: Shingrix | 26 | 25 |
| Diph,pertuss(acell),tet Vac/Pfbrand: Adacel Tdap | 23 | 23 |
| Lidocaine | 18 | — |
| Gabapentin | 16 | — |
| Amlodipine Besylate | 13 | — |
| Furosemide | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-18
- Last updated
- 2021-06-17
- Certified
- 2021-06-17
Frequently asked questions
- What is Cassie Guglielmi's NPI number?
- Cassie Guglielmi's National Provider Identifier (NPI) is 1912123738, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassie Guglielmi's specialty?
- Cassie Guglielmi is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cassie Guglielmi located?
- Cassie Guglielmi's practice location on file with NPPES is 2500 S Havana St, Aurora, CO 80014-1618.
- What is Cassie Guglielmi's phone number?
- The practice phone number listed in the NPPES registry for Cassie Guglielmi is (303) 338-4545.
- Does Cassie Guglielmi accept Medicare?
- Cassie Guglielmi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassie Guglielmi's NPI active?
- Yes — Cassie Guglielmi's NPI (1912123738) is active in the NPPES registry as of the last update on 2021-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.