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DR. NOAH RUSSELL REES MASON MD
NPI 1003566795
Hospitalist in Aurora, CO

Active since March 25, 2022PECOS EnrolledAccepts Medicare Assignment
13123 E 16TH AVE # B065, AURORA, CO 80045(720) 777-2715 Get Directions Write a Review

NPPES record last updated: August 14, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 14, 2025, May 29, 2025, May 6, 2025 (3 updates tracked since 2025).

About Dr. Noah Russell Rees Mason Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NOAH RUSSELL REES MASON MD (NPI 1003566795) is an individual hospitalist provider in Aurora, Colorado, licensed in Colorado (DR.0075523) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of University Of Chicago, Pritzker School Of Medicine (2022).

NPPES Registry Identity

NPI1003566795
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameDR. NOAH RUSSELL REES MASONCredential: MD
Location Address13123 E 16TH AVE # B065Aurora, CO 80045-7106
Mailing AddressPo Box 110429Aurora, CO 80042-0429
Phone(720) 777-2715
Sole ProprietorNo
Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 2022
Enumeration DateMarch 25, 2022
Last NPPES UpdateAugust 14, 20253 updates tracked since enumeration
NPPES CertifiedAugust 14, 2025
✔ NPI 1003566795 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License✔ Licensed in CO · DR.0075523
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedPediatricsTaxonomy 208000000X · License DR.0075523 (CO)
13123 E 16TH AVE # B065, Aurora, CO 80045
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Noah Russell Rees Mason Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5991185142
PECOS Enrollment IDI20250829002738
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80045 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$132.55 typical visit price
range $58.06 – $174.82
Typical copayment $33.13 (range $14.51 – $43.70)
Most-billed visit code 99204
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

EMMA FITZGERALD SELNER DO
Pediatrics
13123 E 16TH AVE # B065
AURORA, CO 80045
Adams County (720) 777-2715
ALEX SHIMONY MD
Student in an Organized Health Care Education/Training Program
13123 E 16TH AVE # B065
AURORA, CO 80045
Adams County (720) 777-2715
ALISON TERESA CELELLO MD
Pediatrics (Pediatric Hematology-Oncology)
13123 E 16TH AVE # B065
AURORA, CO 80045
Adams County (720) 777-1002

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Noah Mason's NPI number?

The NPI number for Noah Mason is 1003566795. It was assigned to this individual provider in the NPPES registry on March 25, 2022.

Where is Noah Mason located?

Noah Mason practices at 13123 E 16th Ave # B065, Aurora, CO 80045. The listed phone number is (720) 777-2715.

What is Noah Mason's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Noah Mason enrolled in Medicare?

Yes. Noah Mason is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Noah Mason was last updated on August 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.