NPPES file of Aug 9, 2026

Blanca Araceli Ledezma, MSN, NP

Hematology & Oncology Physician · Santa Monica, CA

Blanca Araceli Ledezma, MSN, NP is a hematology & oncology physician with a practice address in Santa Monica, California, and NPI 1124253323, issued on May 18, 2009. Check the license (California 570758, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124253323
Name
Blanca Araceli Ledezma
Credential
MSN, NP
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
570758 CA
Self-reported in NPPES; status is on the state search
Practice location
2020 Santa Monica Blvd Ste 600, Santa Monica, CA 90404
Phone
(310) 289-5471
Enumerated
May 18, 2009
Record last updated
Sep 9, 2025
Fax
(310) 829-6192
Medicare enrollment
Enrolled (PECOS I20250828000454); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest hematology & oncology physician records → All 1,583 in California → Look up another NPI →

Also registered at 2020 Santa Monica Blvd Ste 600

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Samantha Adelman, PA-SPhysician Assistant1477344315
  2. Maria Francesca Anselmo, NPAcute Care Nurse Practitioner1992464572
  3. Sophie Carlson, MDHematology & Oncology Physician1578040804
  4. Caroline ChenHematology & Oncology Physician1184087504
  5. Megan Ennis, NPHematology & Oncology Physician1316608029
  6. Josephine Evangelista, ARNPAdult Health Nurse Practitioner1275704587

Verify Blanca Araceli Ledezma in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 570758    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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34% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

575 Medicare Part D claims for 133 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims. 44 claims were for opioids.

  1. Blanca Ledezma575
  2. Specialty average877

Most prescribed

  1. Eliquis36 claims
  2. Prochlorperazine Maleate33 claims
  3. Dexamethasone32 claims
  4. Ondansetron Odt32 claims
  5. Tagrisso26 claims
  6. Oxycodone Hcl21 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $24,228.23

98 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Blanca Ledezma$24,228
  2. Specialty average$7,481

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. The Regents OF The University OF CaliforniaSanta Monica, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Blanca Araceli Ledezma among 1,583 hematology & oncology physician records in California

Blanca Araceli Ledezma, MSN, NP is one of 1,583 hematology & oncology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 66% of them.

  • NPI issued2009 · 66% of these records are older, 30% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2004 · median 2003 among the 1,124 with a school on file
  • Record last updated2025 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in California

There are 1,583 hematology & oncology physician records in California.

All 1,583 in California → Every provider in Santa Monica → Hematology & Oncology Physician nationwide →

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Thompson Adams, MDSanta Monica, CA 904041407880891
  2. Aditya Bardia, MDSanta Monica, CA 904041639210107
  3. Peter Boasberg, MDSanta Monica, CA 904041417982331
  4. Richard Finn, MDSanta Monica, CA 904041811912074
  5. Sean Fischer, M.D.Santa Monica, CA 904041801842943
  6. Omid Hamid, M.D.Santa Monica, CA 904041215966775
  7. Kathryn Henick, M.D.Santa Monica, CA 904041912972779
  8. Silvana Martino, D.O.Santa Monica, CA 904041073626362

Common questions

What is Blanca Araceli Ledezma, MSN, NP's NPI number?

Blanca Araceli Ledezma, MSN, NP's National Provider Identifier (NPI) is 1124253323, issued on May 18, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Blanca Araceli Ledezma, MSN, NP located?

The NPPES record lists a practice address at 2020 Santa Monica Blvd Ste 600, Santa Monica, CA, 90404. Phone: (310) 289-5471. Providers update this record themselves, so call before visiting.

How can I verify Blanca Araceli Ledezma, MSN, NP's license?

NPPES lists California license number 570758, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Blanca Araceli Ledezma, MSN, NP prescribe under Medicare Part D?

In 2024, Blanca Araceli Ledezma, MSN, NP had 575 Medicare Part D claims for 133 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.