Margaret Jean Mazzarello, NP-C
Adult Health Nurse Practitioner · Aurora, CO
Margaret Jean Mazzarello, NP-C is an adult health nurse practitioner with a practice address in Aurora, Colorado, and NPI 1740598192, issued on Sep 20, 2010. Check the license (Colorado APN.0990815-NP, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Margaret Jean Mazzarello
- Credential
- NP-C
- Primary taxonomy
- Adult Health Nurse Practitioner 363LA2200X
- License number
- APN.0990815-NP CO
Self-reported in NPPES; status is on the state search - Practice location
- 1635 Aurora CT, Aurora, CO 80045
- Phone
- (303) 724-2728
- Enumerated
- Sep 20, 2010
- Record last updated
- Oct 18, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170412000028); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest adult health nurse practitioner records → All 713 in Colorado → Look up another NPI →
Also registered at 1635 Aurora CT
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Margaret Jean Mazzarello in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license APN.0990815-NPCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 97.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University Physicians IncorporatedAurora, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Margaret Jean Mazzarello among 713 adult health nurse practitioner records in Colorado
Margaret Jean Mazzarello, NP-C is one of 713 adult health nurse practitioner records with a practice address in Colorado. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 30% of them.
- NPI issued2010 · 30% of these records are older, 65% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2010 · median 2017 among the 428 with a school on file
- Record last updated2018 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
299 adult health nurse practitioner records list a practice address in Aurora
They are 299 of the 17,400 NPPES records with a practice address in Aurora, and 713 adult health nurse practitioner records in Colorado.
All 713 in Colorado → Every provider in Aurora → Adult Health Nurse Practitioner nationwide →
The 8 adult health nurse practitioner records with the nearest ZIP codes
- Kristen Alix, NPAurora, CO 800451457383515
- Amanda Brill, NPAurora, CO 800451689777484
- Angela Falco, NPAurora, CO 800451760471841
- Carol Hennessy, NPAurora, CO 800451639196314
- Susan Hines, PNPAurora, CO 800451679676472
- Marci Klaassen, N.P.Aurora, CO 800451841398112
- Anne Leyba, NPAurora, CO 800451346334679
- Donna McGregor, NPAurora, CO 800451699740811
Common questions
What is Margaret Jean Mazzarello, NP-C's NPI number?
Margaret Jean Mazzarello, NP-C's National Provider Identifier (NPI) is 1740598192, issued on Sep 20, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Margaret Jean Mazzarello, NP-C located?
The NPPES record lists a practice address at 1635 Aurora CT, Aurora, CO, 80045. Phone: (303) 724-2728. Providers update this record themselves, so call before visiting.
How can I verify Margaret Jean Mazzarello, NP-C's license?
NPPES lists Colorado license number APN.0990815-NP, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
What is Margaret Jean Mazzarello, NP-C's MIPS final score?
The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.