Brett Schweizer, D.O.
NPI 1265778849 · Internal Medicine Physician · Marysville, WA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brett Schweizer, D.O. is a Internal Medicine Physician provider in Marysville, WA (NPI 1265778849).
Provider details
- NPI number
- 1265778849
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A12576 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,360 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 442 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 301 | $126 |
| Hemoglobin A1c Level83036 | 300 | $9 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 254 | $16 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 243 | $13 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 202 | $8 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 147 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 774 | 245 |
| Atorvastatin Calcium | 746 | 230 |
| Losartan Potassium | 637 | 194 |
| Levothyroxine Sodium | 438 | 107 |
| Amlodipine Besylate | 385 | 123 |
| Omeprazole | 315 | 96 |
| Lisinopril |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-12-30
- Last updated
- 2014-11-21
Frequently asked questions
- What is Brett Schweizer's NPI number?
- Brett Schweizer's National Provider Identifier (NPI) is 1265778849, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brett Schweizer's specialty?
- Brett Schweizer is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brett Schweizer located?
- Brett Schweizer's practice location on file with NPPES is 4420 76th St Ne, Marysville, WA 98270-3726.
- What is Brett Schweizer's phone number?
- The practice phone number listed in the NPPES registry for Brett Schweizer is (360) 651-7490.
- Does Brett Schweizer accept Medicare?
- Brett Schweizer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brett Schweizer's NPI active?
- Yes — Brett Schweizer's NPI (1265778849) is active in the NPPES registry as of the last update on 2014-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.