Viola Zhu, MD PHD
NPI 1588814404 · Hematology & Oncology Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Viola Zhu, MD PHD is a Hematology & Oncology Physician provider in Worcester, MA (NPI 1588814404).
Provider details
- NPI number
- 1588814404
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Female
- Sole proprietor
- No
- License
- 246309 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-09-28
- Last updated
- 2025-05-07
- Certified
- 2025-05-07
Frequently asked questions
- What is Viola Zhu's NPI number?
- Viola Zhu's National Provider Identifier (NPI) is 1588814404, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Viola Zhu's specialty?
- Viola Zhu is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Viola Zhu located?
- Viola Zhu's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Viola Zhu's phone number?
- The practice phone number listed in the NPPES registry for Viola Zhu is (508) 334-3550.
- Does Viola Zhu accept Medicare?
- Viola Zhu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Viola Zhu's NPI active?
- Yes — Viola Zhu's NPI (1588814404) is active in the NPPES registry as of the last update on 2025-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.