Julie Heyn, MD
NPI 1912081639 · Cardiovascular Disease Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Julie Heyn, MD is a Cardiovascular Disease Physician provider in Seattle, WA (NPI 1912081639).
Provider details
- NPI number
- 1912081639
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD00032027 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
667 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 374 | $146 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 110 | $205 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 | 75 | $8 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 62 | $104 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 31 | $189 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 309 | 93 |
| Metoprolol Succinate | 241 | 108 |
| Losartan Potassium | 170 | 75 |
| Atorvastatin Calcium | 162 | 67 |
| Amlodipine Besylate | 129 | 56 |
| Rosuvastatin Calcium | 118 | 51 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-25
- Last updated
- 2009-02-09
Frequently asked questions
- What is Julie Heyn's NPI number?
- Julie Heyn's National Provider Identifier (NPI) is 1912081639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Julie Heyn's specialty?
- Julie Heyn is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Julie Heyn located?
- Julie Heyn's practice location on file with NPPES is 1536 N 115th St Ste 200, Seattle, WA 98133-8400.
- What is Julie Heyn's phone number?
- The practice phone number listed in the NPPES registry for Julie Heyn is (206) 363-1004.
- Does Julie Heyn accept Medicare?
- Julie Heyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Julie Heyn's NPI active?
- Yes — Julie Heyn's NPI (1912081639) is active in the NPPES registry as of the last update on 2009-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.