Daniel Greenwald, M.D.
NPI 1235240987 · Medical Oncology Physician · Santa Barbara, CA
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Greenwald, M.D. is a Medical Oncology Physician provider in Santa Barbara, CA (NPI 1235240987).
Provider details
- NPI number
- 1235240987
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A75508 (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
6,448 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 | 1,427 | $136 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 804 | $8 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 647 | $9 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 460 | $146 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 421 | $17 |
| Administration of Non-Hormonal Anti-Neoplastic Chemotherapy Under Skin Or Into Muscle96401 | 403 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 61 | 28 |
| Abiraterone Acetate | 34 | — |
| Tamoxifen Citrate | 30 | — |
| Dexamethasone | 27 | 12 |
| Gabapentin | 23 | — |
| Anastrozole | 15 | — |
| Venetoclaxbrand: Venclexta | 14 | — |
| Apixaban |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19,199 across 23 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
- 2006-08-31
- Last updated
- 2021-01-07
- Certified
- 2021-01-07
Frequently asked questions
- What is Daniel Greenwald's NPI number?
- Daniel Greenwald's National Provider Identifier (NPI) is 1235240987, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Greenwald's specialty?
- Daniel Greenwald is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Greenwald located?
- Daniel Greenwald's practice location on file with NPPES is 309 W Quinto St, Santa Barbara, CA 93105-5318.
- What is Daniel Greenwald's phone number?
- The practice phone number listed in the NPPES registry for Daniel Greenwald is (805) 563-0041.
- Does Daniel Greenwald accept Medicare?
- Daniel Greenwald is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Greenwald's NPI active?
- Yes — Daniel Greenwald's NPI (1235240987) is active in the NPPES registry as of the last update on 2021-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.