Quick answers
- Does Connie L. Zastrow accept Medicare assignment?
- Yes. Medicare's clinician data says Connie L. Zastrow accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Connie L. Zastrow see?
- In 2024, CMS data shows 370 Original Medicare patients and 768 services for Connie L. Zastrow. This counts Original Medicare only and measures volume, not quality.
- What is Connie L. Zastrow's NPI number?
- 1578547543. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Connie L. Zastrow, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 370 |
|---|---|
| Services billed to Medicare | 768 |
| Different services or procedures | 109 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)77 services
- Ultrasound of both sides of head and neck blood flow (93880)61 services
- Ultrasound study of one arm or leg veins with compression and maneuvers (93971)37 services
- Ultrasound study of arm and leg arteries (93922)36 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)36 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease53%
- Arthritis51%
- Chronic kidney disease39%
- Diabetes38%
Hospitals where Connie L. Zastrow works
Medicare's Facility Affiliation Data lists Connie L. Zastrow at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Evergreenhealth Medical CenterKirkland, WA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 500124
- Overlake Hospital Medical Center & ClinicsBellevue, WA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 500051
- PeaceHealth St Joseph Medical CenterBellingham, WA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 500030
- Yakima Valley MemorialYakima, WA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: not listed by Medicare · CCN 500036
Practice locations
Addresses where Connie L. Zastrow is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 1035 116th Ave NEBellevue, WA 98004 (425) 688‑5072
- 1135 116th Ave NE, Suite 600Bellevue, WA 98004 (425) 454‑2656
- 1200 B Gale Wilson BlvdFairfield, CA 94533 (707) 429‑3600
- 1750 112th Ave NE, Suite B102Bellevue, WA 98004 (425) 688‑5460
- 1860 Pennsylvania Ave, Suite 120Fairfield, CA 94533 (707) 646‑4400
Group practices
Medicare enrollment lists Connie L. Zastrow as a member of these groups (CMS data updated October 2, 2026).
- Multicare Health System2,325 clinicians in the group
- Overlake Medical Clinics LLC425 clinicians in the group
- NorthBay Physicians Surgery Center, LLC324 clinicians in the group
Specialties
- Vascular Surgeryprimary
- General Surgeryalso
Other vascular surgeons in Bellevue
Clinicians with the same Medicare primary specialty in Bellevue, WA — not a recommendation.
Other clinicians in Multicare Health System
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | New York Medical College |
| Graduation year | 2003 (23 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578547543 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians