Lisa Chaiken, MD
NPI 1528062023 · Radiation Oncology Physician · Santa Monica, CA
Enrolled with Medicare as Practitioner - Radiation Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lisa Chaiken, MD is a Radiation Oncology Physician provider in Santa Monica, CA (NPI 1528062023).
Provider details
- NPI number
- 1528062023
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G66880 (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
21 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
8,946 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) |
|---|---|---|
| Ct Guidance for Insertion of Radiation Therapy Fields77014 | 2,250 | $112 |
| Intensity Modulated Treatment Delivery, Single Or Multiple Fields/Arcs,via Narrow Spatially and Temporally Modulated Beams, Binary, Dynamic Mlc, Per Treatment SessionG6015 | 2,046 | $327 |
| Radiation Treatment Delivery,3 Or More Separate Treatment Areas, Custom Blocking, Tangential Ports, Wedges, Rotational Beam, Compensators, Electron Beam; 6-10 MevG6012 | 627 | $210 |
| Radiation Treatment Management, 5 Treatment Sessions77427 | 557 | $181 |
| Continuing Radiation Therapy Consultation Per Week77336 | 554 | $81 |
| Calculation of Radiation Therapy Dose77300 | 505 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocortisone | 68 | 58 |
| Nystatin | 43 | 31 |
| Tamsulosin Hcl | 39 | 20 |
| Silver Sulfadiazinebrand: Ssd | 21 | 17 |
| Tramadol Hcl | 19 | 14 |
| Memantine Hcl | 18 | — |
| Dexamethasone | 16 | — |
| Silver Sulfadiazine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$990 across 51 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
Additional practice locations (1)
- 3531 Fashion WayTorrance, CA 90503-4807Phone: (310) 316-2424
Registry dates
- Enumerated
- 2005-06-13
- Last updated
- 2020-11-18
- Certified
- 2020-11-18
Frequently asked questions
- What is Lisa Chaiken's NPI number?
- Lisa Chaiken's National Provider Identifier (NPI) is 1528062023, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lisa Chaiken's specialty?
- Lisa Chaiken is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Lisa Chaiken located?
- Lisa Chaiken's practice location on file with NPPES is 2121 Santa Monica Blvd, Santa Monica, CA 90404-2303.
- What is Lisa Chaiken's phone number?
- The practice phone number listed in the NPPES registry for Lisa Chaiken is (310) 829-8913.
- Does Lisa Chaiken accept Medicare?
- Lisa Chaiken is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lisa Chaiken's NPI active?
- Yes — Lisa Chaiken's NPI (1528062023) is active in the NPPES registry as of the last update on 2020-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.