Harold Bien, PH.D., M.D.
NPI 1902049257 · Hematology & Oncology Physician · Stony Brook, NY
Enrolled with Medicare as Order and Referring Only - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harold Bien, PH.D., M.D. is a Hematology & Oncology Physician provider in Stony Brook, NY (NPI 1902049257).
Provider details
- NPI number
- 1902049257
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- PH.D., M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 267100-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
17 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$173 across 2 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
Registry dates
- Enumerated
- 2009-04-16
- Last updated
- 2016-09-21
Frequently asked questions
- What is Harold Bien's NPI number?
- Harold Bien's National Provider Identifier (NPI) is 1902049257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harold Bien's specialty?
- Harold Bien is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Harold Bien located?
- Harold Bien's practice location on file with NPPES is Hsc T15 040, Stony Brook, NY 11794-8151.
- What is Harold Bien's phone number?
- The practice phone number listed in the NPPES registry for Harold Bien is (631) 638-0910.
- Does Harold Bien accept Medicare?
- Harold Bien is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harold Bien's NPI active?
- Yes — Harold Bien's NPI (1902049257) is active in the NPPES registry as of the last update on 2016-09-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.