Mason Brown, MD
NPI 1770947483 · Diagnostic Radiology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Interventional Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mason Brown, MD is a Diagnostic Radiology Physician provider in Milwaukee, WI (NPI 1770947483).
Provider details
- NPI number
- 1770947483
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 73508-20 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
4,239 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 1,464 | $8 |
| Ct Scan Head Or Brain Without Contrast70450 | 288 | $39 |
| X-Ray of Chest, 2 Views71046 | 200 | $10 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 181 | $85 |
| X-Ray of Abdomen, 1 View74018 | 154 | $9 |
| Ct Scan of Blood Vessels of Neck With Contrast70498 | 147 | $79 |
| Ct Scan of Blood Vessels of Head With Contrast70496 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,100 across 30 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-04-08
- Last updated
- 2020-07-20
- Certified
- 2020-07-20
Frequently asked questions
- What is Mason Brown's NPI number?
- Mason Brown's National Provider Identifier (NPI) is 1770947483, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mason Brown's specialty?
- Mason Brown is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mason Brown located?
- Mason Brown's practice location on file with NPPES is 2900 W Oklahoma Ave, Milwaukee, WI 53215-4330.
- What is Mason Brown's phone number?
- The practice phone number listed in the NPPES registry for Mason Brown is (414) 649-6000.
- Does Mason Brown accept Medicare?
- Mason Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mason Brown's NPI active?
- Yes — Mason Brown's NPI (1770947483) is active in the NPPES registry as of the last update on 2020-07-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.