Caroline Maxwell, FNP
NPI 1831677145 · Hematology & Oncology Physician · Santa Monica, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Caroline Maxwell, FNP is a Hematology & Oncology Physician provider in Santa Monica, CA (NPI 1831677145).
Provider details
- NPI number
- 1831677145
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 95013053 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Dexamethasone | 23 | 11 |
| Ondansetron Hcl | 22 | 17 |
| Levothyroxine Sodium | 20 | — |
| Prochlorperazine Maleate | 15 | 13 |
| Osimertinib Mesylatebrand: Tagrisso | 15 | — |
| Escitalopram Oxalate | 14 | — |
| Prednisone | 14 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$104 across 3 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
- 2018-07-30
- Last updated
- 2025-09-16
- Certified
- 2025-09-16
Frequently asked questions
- What is Caroline Maxwell's NPI number?
- Caroline Maxwell's National Provider Identifier (NPI) is 1831677145, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Caroline Maxwell's specialty?
- Caroline Maxwell is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Caroline Maxwell located?
- Caroline Maxwell's practice location on file with NPPES is 2020 Santa Monica Blvd Ste 600, Santa Monica, CA 90404-2131.
- What is Caroline Maxwell's phone number?
- The practice phone number listed in the NPPES registry for Caroline Maxwell is (310) 829-5471.
- Does Caroline Maxwell accept Medicare?
- Caroline Maxwell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Caroline Maxwell's NPI active?
- Yes — Caroline Maxwell's NPI (1831677145) is active in the NPPES registry as of the last update on 2025-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.