Boon Cheng Kok, MD
NPI 1255397477 · Hematology & Oncology Physician · Norfolk, VA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Boon Cheng Kok, MD is a Hematology & Oncology Physician provider in Norfolk, VA (NPI 1255397477).
Provider details
- NPI number
- 1255397477
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 002648 (NY)
Specialties & taxonomies
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
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
9,664 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) |
|---|---|---|
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 1,115 | $8 |
| Flow Cytometry Technique for Dna Or Cell Analysis, Each Additional Marker88185 | 898 | $22 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 608 | $15 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 573 | $10 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 499 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 431 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 75 | 13 |
| Rivaroxabanbrand: Xarelto | 46 | — |
| Promethazine Hcl | 41 | 23 |
| Dexamethasone | 38 | 21 |
| Osimertinib Mesylatebrand: Tagrisso | 30 | — |
| Ondansetronbrand: Ondansetron Odt | 29 | 20 |
| Abemaciclibbrand: Verzenio | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-25
- Last updated
- 2011-04-12
Frequently asked questions
- What is Boon Cheng Kok's NPI number?
- Boon Cheng Kok's National Provider Identifier (NPI) is 1255397477, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Boon Cheng Kok's specialty?
- Boon Cheng Kok is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Boon Cheng Kok located?
- Boon Cheng Kok's practice location on file with NPPES is 5900 Lake Wright Dr, Norfolk, VA 23502-1871.
- What is Boon Cheng Kok's phone number?
- The practice phone number listed in the NPPES registry for Boon Cheng Kok is (757) 466-8683.
- Does Boon Cheng Kok accept Medicare?
- Boon Cheng Kok is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Boon Cheng Kok's NPI active?
- Yes — Boon Cheng Kok's NPI (1255397477) is active in the NPPES registry as of the last update on 2011-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.