Bobby Liaw, M.D.
NPI 1851528731 · Hematology & Oncology Physician · New York, NY
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Bobby Liaw, M.D. is a Hematology & Oncology Physician provider in New York, NY (NPI 1851528731).
Provider details
- NPI number
- 1851528731
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 264741 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
872 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 406 | $106 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 194 | $157 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 188 | $72 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 42 | $200 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 23 | $71 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 554 | 82 |
| Abiraterone Acetate | 539 | 75 |
| Enzalutamidebrand: Xtandi | 185 | 34 |
| Relugolixbrand: Orgovyx | 125 | 21 |
| Apalutamidebrand: Erleada | 89 | 14 |
| Tamsulosin Hcl | 73 | 23 |
| Darolutamidebrand: Nubeqa | 65 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$470 across 12 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
- 2009-06-17
- Last updated
- 2015-10-12
Frequently asked questions
- What is Bobby Liaw's NPI number?
- Bobby Liaw's National Provider Identifier (NPI) is 1851528731, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bobby Liaw's specialty?
- Bobby Liaw is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Bobby Liaw located?
- Bobby Liaw's practice location on file with NPPES is 325 W 15th St, New York, NY 10011-5903.
- What is Bobby Liaw's phone number?
- The practice phone number listed in the NPPES registry for Bobby Liaw is (212) 604-6010.
- Does Bobby Liaw accept Medicare?
- Bobby Liaw is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Bobby Liaw's NPI active?
- Yes — Bobby Liaw's NPI (1851528731) is active in the NPPES registry as of the last update on 2015-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.