Brett Mathers, DO
NPI 1417440785 · Internal Medicine Physician · Huron, SD
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brett Mathers, DO is a Internal Medicine Physician provider in Huron, SD (NPI 1417440785).
Provider details
- NPI number
- 1417440785
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
154 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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 72 | $7 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 71 | $10 |
| X-Ray of Chest, 2 Views71046 | 11 | $23 |
Typical Medicare-allowed amounts for these services range $7–$23 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 104 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 277 | 100 |
| Lisinopril | 194 | 69 |
| Atorvastatin Calcium | 194 | 70 |
| Pantoprazole Sodium | 180 | 52 |
| Amlodipine Besylate | 174 | 59 |
| Gabapentin | 164 | 53 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$16 across 1 record (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
Additional practice locations (1)
- 5700 Az-90Sierra Vista, AZ 85635Phone: (520) 263-2000
Registry dates
- Enumerated
- 2018-06-12
- Last updated
- 2021-09-22
- Certified
- 2021-09-22
Frequently asked questions
- What is Brett Mathers's NPI number?
- Brett Mathers's National Provider Identifier (NPI) is 1417440785, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brett Mathers's specialty?
- Brett Mathers is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brett Mathers located?
- Brett Mathers's practice location on file with NPPES is 172 4th St Se, Huron, SD 57350-2590.
- What is Brett Mathers's phone number?
- The practice phone number listed in the NPPES registry for Brett Mathers is (605) 353-6200.
- Does Brett Mathers accept Medicare?
- Brett Mathers is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brett Mathers's NPI active?
- Yes — Brett Mathers's NPI (1417440785) is active in the NPPES registry as of the last update on 2021-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.