April Stempien-Otero, MD
NPI 1326176330 · Advanced Heart Failure and Transplant Cardiology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Advanced Heart Failure and Transplant Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
April Stempien-Otero, MD is a Advanced Heart Failure and Transplant Cardiology Physician provider in Seattle, WA (NPI 1326176330).
Provider details
- NPI number
- 1326176330
- Entity type
- Individual
- Primary specialty
- Advanced Heart Failure and Transplant Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- M-16929 (ID)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
331 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 102 | $126 |
| Critical Care, First 30-74 Minutes99291 | 52 | $229 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 35 | $156 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 34 | $107 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 26 | $86 |
| Biopsy of Heart Muscle93505 | 24 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 89 | 26 |
| Sacubitril/Valsartanbrand: Entresto | 85 | 24 |
| Metoprolol Succinate | 72 | 23 |
| Tacrolimus | 69 | 13 |
| Losartan Potassium | 57 | 15 |
| Atorvastatin Calcium | 53 | 15 |
| Spironolactone | 50 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$597 across 6 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
Additional practice locations (1)
- 1300 E Mullan Ave Ste 900Post Falls, ID 83854-6054Phone: (208) 625-5530Fax: (208) 625-5531
Registry dates
- Enumerated
- 2007-03-01
- Last updated
- 2025-07-25
- Certified
- 2025-07-25
Frequently asked questions
- What is April Stempien-Otero's NPI number?
- April Stempien-Otero's National Provider Identifier (NPI) is 1326176330, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is April Stempien-Otero's specialty?
- April Stempien-Otero is listed in the NPPES registry with a primary specialty of Advanced Heart Failure and Transplant Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is April Stempien-Otero located?
- April Stempien-Otero's practice location on file with NPPES is 1959 Ne Pacific St, Seattle, WA 98195-6054.
- What is April Stempien-Otero's phone number?
- The practice phone number listed in the NPPES registry for April Stempien-Otero is (206) 520-5000.
- Does April Stempien-Otero accept Medicare?
- April Stempien-Otero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is April Stempien-Otero's NPI active?
- Yes — April Stempien-Otero's NPI (1326176330) is active in the NPPES registry as of the last update on 2025-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.