David Berz, MD, PHD, MPH
NPI 1437375128 · Hematology & Oncology Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Berz, MD, PHD, MPH is a Hematology & Oncology Physician provider in Los Angeles, CA (NPI 1437375128).
Provider details
- NPI number
- 1437375128
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD, MPH
- Sex
- Male
- Sole proprietor
- Yes
- License
- A118786 (CA)
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
19 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
2,093 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 | 580 | $138 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 299 | $30 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 213 | $194 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 210 | $148 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 118 | $16 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, 1 Hour Or Less96365 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 29 | — |
| Gabapentin | 22 | 13 |
| Anastrozole | 21 | — |
| Alectinib Hclbrand: Alecensa | 19 | — |
| Ondansetron Hcl | 17 | — |
| Methylprednisolone | 16 | 11 |
| Osimertinib Mesylatebrand: Tagrisso | 16 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$10,874 across 103 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
- 2007-04-18
- Last updated
- 2023-02-20
- Certified
- 2023-02-20
Frequently asked questions
- What is David Berz's NPI number?
- David Berz's National Provider Identifier (NPI) is 1437375128, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Berz's specialty?
- David Berz is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is David Berz located?
- David Berz's practice location on file with NPPES is 2080 Century Park E Ste 803, Los Angeles, CA 90067-2011.
- What is David Berz's phone number?
- The practice phone number listed in the NPPES registry for David Berz is (424) 535-1874.
- Does David Berz accept Medicare?
- David Berz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Berz's NPI active?
- Yes — David Berz's NPI (1437375128) is active in the NPPES registry as of the last update on 2023-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.