Charles Hsu, MD
NPI 1386267300 · Hematology & Oncology Physician · New York, NY
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Hsu, MD is a Hematology & Oncology Physician provider in New York, NY (NPI 1386267300).
Provider details
- NPI number
- 1386267300
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 321449 (NY)
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
6 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
- 2020-05-26
- Last updated
- 2025-11-11
- Certified
- 2025-11-11
Frequently asked questions
- What is Charles Hsu's NPI number?
- Charles Hsu's National Provider Identifier (NPI) is 1386267300, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Hsu's specialty?
- Charles Hsu is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Hsu located?
- Charles Hsu's practice location on file with NPPES is 530 E 74th St, New York, NY 10021-3459.
- What is Charles Hsu's phone number?
- The practice phone number listed in the NPPES registry for Charles Hsu is (347) 798-9663.
- Does Charles Hsu accept Medicare?
- Charles Hsu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Hsu's NPI active?
- Yes — Charles Hsu's NPI (1386267300) is active in the NPPES registry as of the last update on 2025-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.