Deborah Wong, M.D., PH.D.
NPI 1902044951 · Hematology & Oncology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Deborah Wong, M.D., PH.D. is a Hematology & Oncology Physician provider in Los Angeles, CA (NPI 1902044951).
Provider details
- NPI number
- 1902044951
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A101243 (CA)
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 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
5,542 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 | 1,202 | $138 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 919 | $17 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 788 | $8 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 408 | $144 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 294 | $32 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Osimertinib Mesylatebrand: Tagrisso | 33 | — |
| Ondansetron Hcl | 25 | 15 |
| Apixabanbrand: Eliquis | 24 | 13 |
| Ibrutinibbrand: Imbruvica | 22 | — |
| Levothyroxine Sodium | 19 | 11 |
| Dexamethasone | 17 | 12 |
| Hydroxyurea | 15 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,125 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
- 2009-01-29
- Last updated
- 2026-01-28
- Certified
- 2026-01-28
Frequently asked questions
- What is Deborah Wong's NPI number?
- Deborah Wong's National Provider Identifier (NPI) is 1902044951, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deborah Wong's specialty?
- Deborah Wong is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Deborah Wong located?
- Deborah Wong's practice location on file with NPPES is 100 Ucla Medical Plz Ste 550, Los Angeles, CA 90024-6998.
- What is Deborah Wong's phone number?
- The practice phone number listed in the NPPES registry for Deborah Wong is (310) 794-4955.
- Does Deborah Wong accept Medicare?
- Deborah Wong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Deborah Wong's NPI active?
- Yes — Deborah Wong's NPI (1902044951) is active in the NPPES registry as of the last update on 2026-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.