Shellie Rene Mason , MS, NP-C
Nurse Practitioner - Pediatrics β’ Aurora, CO
13123 E 16th Ave
Aurora, CO 800457106
This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.
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Shellie Mason is listed in NPPES under Nurse Practitioner - Pediatrics.
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NPI assigned on July 7, 2009; this date does not establish years in practice.
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Published CMS data list 28 Medicare Part D prescriptions, including refills, in 2021.
Source: CMS, Medicare Part D Prescribers β by Provider and Drug, 2021. Published rows only; this is not a quality measure.
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Published Part D records, 2021:
- Tacrolimus β 15 prescription fills, including refills.
- Zortress (Everolimus) β 13 prescription fills, including refills.
Source: CMS, Medicare Part D Prescribers β by Provider and Drug, 2021. Drug names come from pharmacy claims. Listing a drug here is not an endorsement or a recommendation.
See the full table Β· Guide: How to read Medicare Part D prescriber data
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Medicare Part D prescriptions went from 13 in 2020 to 28 in 2021.
Source: CMS, Medicare Part D Prescribers β by Provider and Drug, 2020β2021.
Practice Location & Contact Primary Location
13123 E 16th Ave
Aurora, CO 800457106
Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.
What Public CMS Data Show
Nurse Practitioner - Pediatrics: NPPES taxonomy is a reported classification, not proof of board certification.
30-day fills
30 standardized 30-day fills in 2021
CMS converts prescriptions to 30-day supplies so they can be compared. A 90-day prescription counts as about three 30-day fills.
What this does not show: 30-day fills
It is not a count of patients and not a measure of quality.
Part D drug cost
$62,504 in 2021
The total cost of these prescriptions in 2021, paid by Medicare drug plans, patients and other payers together.
It shows the total spending on drugs this clinician prescribed, not what any one patient paid.
What this does not show: Part D drug cost
A higher cost often reflects the type of medicines a specialty uses. It is not your out-of-pocket cost and not a measure of quality.
Source: CMS, Medicare Part D Prescribers β by Provider and Drug, 2021.
Industry payments (Open Payments)
No Open Payments records are listed for this clinician for 2021β2025.
NPI first issued
2009
The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.
What this does not show: NPI first issued
NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.
Source: CMS NPPES NPI Registry.
Medicare assignment not listed
CMS data do not show whether this clinician accepts Medicare assignment. This does not mean they do not accept Medicare. Ask the office.
Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.
Source: CMS Doctors and Clinicians; Medicare.gov, βDoes your provider accept Medicare as full payment?β
No telehealth indicator
CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.
Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.
Enrolled in Medicare (PECOS)
Shellie Mason has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.
It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Can order Medicare-covered services
CMS lists Shellie Mason as eligible to order or refer Medicare Part B clinical laboratory and imaging services, durable medical equipment (DME) and home health services for people with Medicare.
Medicare pays for these items and services only when they are ordered by an eligible clinician.
What this does not show: Can order Medicare-covered services
It does not mean the clinician offers these services directly.
Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.
Compared with the same specialty in Aurora and Colorado
Billing and prescribing volume is not a quality rating.
Medicare Part D
Comparisons use 2024 data. The latest CMS data for Shellie Mason are from 2021.
252 active clinicians are listed under Nurse Practitioner - Pediatrics with a practice address in Aurora, CO (535 in Colorado).
Addresses are self-reported to NPPES and may be out of date.
Telehealth indicator in Aurora
0.4% of these 252 clinicians have the CMS telehealth indicator.
11.9% of these 252 clinicians are listed by CMS as accepting Medicare assignment.
CMS data by year
Changes may reflect reporting, coverage or privacy limits, not changes in care quality.
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Medicare Part D prescriptions
Medicare Part D prescriptions went from 13 in 2020 to 28 in 2021.
- 2020: 13
- 2021: 28
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30-day fills
30-day fills went from 13 in 2020 to 30 in 2021.
- 2020: 13
- 2021: 30
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Part D drug cost
Part D drug cost stayed about the same: $59,394 in 2020 and $62,504 in 2021.
- 2020: $59,394
- 2021: $62,504
Sources: CMS Medicare Part D Prescribers (2021), CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.
Text: T-MedInfo Β· Report an error.
Medicare Part D Prescribing Profile & Medications
Medicare Part D prescriptions filled, including refills, in 2021.
| Brand Name | Generic Name | Prescriptions | Day Supply | Total Cost | Patients |
|---|---|---|---|---|---|
| Tacrolimus | Tacrolimus | 15 | 510 | $3,116.76 | β |
| Zortress | Everolimus | 13 | 390 | $59,387.38 | β |
Source: CMS Part D by Provider and Drug, 2021; rows below 11 claims omitted by CMS; volume isn’t quality. Privacy limits
Specialties & License Numbers Reported to NPPES
NUCC Taxonomy Code: 363LP0200X
NUCC Taxonomy Code: 363LF0000X
Additional State Medicaid & Healthcare Payer Identifiers
Medicare (PECOS) Enrollment & Ordering Eligibility
Source: CMS PECOSPRACTITIONER - NURSE PRACTITIONER
I20110411000853
CO
5193909489
Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.
Clinicians Sharing This Practice Address or Phone
Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.
Physician Assistant - Medical
Physician Assistant
Anesthesiology - Pediatric Anesthesiology
Doctor of Medicine (M.D.)
Psychiatry & Neurology - Child & Adolescent Psychiatry
Doctor of Medicine (M.D.)
Nurse Practitioner - Pediatrics
Master of Science in Nursing, CPNPAC, PC
Physician Assistant - Medical
Physician Assistant (Certified)
Physical Medicine & Rehabilitation - Pediatric Rehabilitation Medicine
Doctor of Medicine (M.D.)
Career & Practice History
NPI enumerated July 07, 2009.
No changes to the name, practice address, taxonomy or NPI status in this record have been observed in the monthly NPPES data files from January 2017 to August 2026.
NPI Administrative Meta
Other Nurse Practitioner - Pediatrics Specialists in Aurora
- Mary Voelmle, FNP
- Michelle Paty, NP
- Kelli Johnson, MSN, APRN, CPNP
- Brandi Farrell, MSN, CPNP- AC, PC
- Thomas Checkley, APRN, FNP-BC
- Claudia Wies, NP
Mailing Address
Po Box 110429
Aurora, CO 800420429
Phone: 3034937000