Sarena Toellner, M.D.
NPI 1346505443 · Endocrinology, Diabetes & Metabolism Physician · Everett, WA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarena Toellner, M.D. is a Endocrinology, Diabetes & Metabolism Physician provider in Everett, WA (NPI 1346505443).
Provider details
- NPI number
- 1346505443
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD61129430 (WA)
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 tenure25% of score
13 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
953 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 583 | $127 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 144 | $34 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 102 | $165 |
| Hemoglobin A1c Level83036 | 53 | $10 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 30 | $180 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 271 | 76 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 183 | 57 |
| Tirzepatidebrand: Mounjaro | 149 | 31 |
| Semaglutidebrand: Ozempic | 147 | 37 |
| Dulaglutidebrand: Trulicity | 143 | 25 |
| Empagliflozinbrand: Jardiance | 109 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$54 across 2 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
- 2012-07-05
- Last updated
- 2026-04-22
- Certified
- 2026-04-22
Frequently asked questions
- What is Sarena Toellner's NPI number?
- Sarena Toellner's National Provider Identifier (NPI) is 1346505443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarena Toellner's specialty?
- Sarena Toellner is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Sarena Toellner located?
- Sarena Toellner's practice location on file with NPPES is 3901 Hoyt Ave, Everett, WA 98201-4918.
- What is Sarena Toellner's phone number?
- The practice phone number listed in the NPPES registry for Sarena Toellner is (425) 339-5453.
- Does Sarena Toellner accept Medicare?
- Sarena Toellner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarena Toellner's NPI active?
- Yes — Sarena Toellner's NPI (1346505443) is active in the NPPES registry as of the last update on 2026-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.