Kaiwen Zhu, MD
NPI 1417564865 · Hospitalist Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kaiwen Zhu, MD is a Hospitalist Physician provider in Boston, MA (NPI 1417564865).
Provider details
- NPI number
- 1417564865
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 326564 (NY)
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 tenure28% of score
5 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
69 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 35 | $75 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 34 | $112 |
Typical Medicare-allowed amounts for these services range $75–$112 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Additional practice locations (1)
- 1425 Portland Ave Bldg 3Rochester, NY 14621-3095Phone: (585) 922-4000
Registry dates
- Enumerated
- 2020-09-29
- Last updated
- 2025-06-19
- Certified
- 2025-06-19
Frequently asked questions
- What is Kaiwen Zhu's NPI number?
- Kaiwen Zhu's National Provider Identifier (NPI) is 1417564865, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kaiwen Zhu's specialty?
- Kaiwen Zhu is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Kaiwen Zhu located?
- Kaiwen Zhu's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5400.
- What is Kaiwen Zhu's phone number?
- The practice phone number listed in the NPPES registry for Kaiwen Zhu is (617) 754-4677.
- Does Kaiwen Zhu accept Medicare?
- Kaiwen Zhu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kaiwen Zhu's NPI active?
- Yes — Kaiwen Zhu's NPI (1417564865) is active in the NPPES registry as of the last update on 2025-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.