Zizhen Feng, M.D., PHD
NPI 1285096347 · Hematology & Oncology Physician · Vancouver, WA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zizhen Feng, M.D., PHD is a Hematology & Oncology Physician provider in Vancouver, WA (NPI 1285096347).
Provider details
- NPI number
- 1285096347
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PHD
- Sex
- Female
- Sole proprietor
- No
- License
- MD200494 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
913 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 395 | $17 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 272 | $177 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 152 | $122 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 58 | $161 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 36 | $224 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 102 | 27 |
| Anastrozole | 97 | 35 |
| Prochlorperazine Maleate | 66 | 39 |
| Acyclovir | 58 | 14 |
| Dexamethasone | 52 | 23 |
| Tamoxifen Citrate | 50 | 17 |
| Hydroxyurea | 39 | 12 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,309 across 7 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 (2)
- 267 Grant StBridgeport, CT 06610-2805Phone: (203) 384-3000
- 1501 Ne Medical Center DrBend, OR 97701-6051Phone: (541) 382-4900
Registry dates
- Enumerated
- 2016-03-27
- Last updated
- 2023-09-20
- Certified
- 2023-09-20
Frequently asked questions
- What is Zizhen Feng's NPI number?
- Zizhen Feng's National Provider Identifier (NPI) is 1285096347, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zizhen Feng's specialty?
- Zizhen Feng is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Zizhen Feng located?
- Zizhen Feng's practice location on file with NPPES is 700 Ne 87th Ave, Vancouver, WA 98664-4896.
- What is Zizhen Feng's phone number?
- The practice phone number listed in the NPPES registry for Zizhen Feng is (360) 896-7070.
- Does Zizhen Feng accept Medicare?
- Zizhen Feng is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zizhen Feng's NPI active?
- Yes — Zizhen Feng's NPI (1285096347) is active in the NPPES registry as of the last update on 2023-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.