Registry data as of Aug 27, 2026

Clarke Anderson, MD

Pediatric Hematology & Oncology Physician · Lancaster, CA

Clarke Anderson, MD is a pediatric hematology & oncology physician with a practice address in Lancaster, California, and NPI 1336247055, issued on Sep 20, 2006. Check the license (California G73677, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1336247055
Name
Clarke Anderson
Credential
MD
Primary taxonomy
Pediatric Hematology & Oncology Physician 2080P0207X
License number
G73677 CA
Self-reported in NPPES; status is on the state search
Practice location
44151 15TH St W # 101, Lancaster, CA 93534
Phone
(661) 902-5600
Enumerated
Sep 20, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Clarke Anderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G73677
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

The practice group's Medicare quality score for 2023: 99.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score85.2
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Pediatric Hematology & Oncology Physician providers in California

There are 309 pediatric hematology & oncology physician records in California.

Other pediatric hematology & oncology physician records in California

  1. Hisham Abdel-Azim, MDLos Angeles, CA1114018694
  2. Alexandra Abrams, M.D.Palo Alto, CA1801082706
  3. Scott Adams, MDRoseville, CA1013067818
  4. Catherine Aftandilian, MDPalo Alto, CA1154526762
  5. Rajni Agarwal, MDPalo Alto, CA1053455535
  6. Shreya Agarwal, MDSan Francisco, CA1841654944
  7. Anurag Agrawal, MDOakland, CA1346485026
  8. Maria Ahmad-Nabi, MDLos Angeles, CA1104185206
  9. Hyunah Ahn, M.D.San Diego, CA1255403879
  10. Afshan Ali, M.D.Fountain Valley, CA1215953278

Common questions

What is Clarke Anderson, MD's NPI number?

Clarke Anderson, MD's National Provider Identifier (NPI) is 1336247055, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Clarke Anderson, MD located?

The NPPES record lists a practice address at 44151 15TH St W # 101, Lancaster, CA, 93534. Phone: (661) 902-5600. Providers update this record themselves, so call before visiting.

How can I verify Clarke Anderson, MD's license?

NPPES lists California license number G73677, 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.

What is Clarke Anderson, MD's Medicare quality score?

The 2023 MIPS final score is 99.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.