Registry data as of Aug 27, 2026

Harold Kaplan, M.D.

Specialist · Torrance, CA

Harold Kaplan, M.D. is a specialist with a practice address in Torrance, California, and NPI 1700908142, issued on Apr 5, 2007. Check the license with the California board that licenses this profession; 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
1700908142
Name
Harold Kaplan
Credential
M.D.
Primary taxonomy
Specialist 174400000X
Practice location
3640 Lomita Blvd Ste 106, Torrance, CA 90505
Phone
(310) 378-3444
Enumerated
Apr 5, 2007
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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Also registered at 3640 Lomita Blvd Ste 106

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

  1. Sarah An, NPNurse Practitioner1881213874
  2. Anita Burdette, LCSWClinical Social Worker1497399869
  3. Arielle Davidson, FNP-CFamily Nurse Practitioner1043847130
  4. Mary Margaret Fong, PHARM.D.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1700257516
  5. Tiffany Hsu, M.D.Internal Medicine Physician1740642248
  6. Tri Mai, PHARM.D.Pharmacist1295402691

Verify Harold Kaplan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
Find 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 →

98% fewer Medicare Part D claims than the average specialist in 2024

36 Medicare Part D claims for 11 beneficiaries, against an average of 1,524 among the 12,477 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Harold Kaplan36
  2. Specialty average1,524

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: $15.30

1 payment, mostly food and beverage; the largest payer was Galderma Laboratories, L.P.. The 9,482 providers of this specialty with any payment received $4,756.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Harold Kaplan$15.30
  2. Specialty average$4,756.65

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

Specialist providers in California

There are 6,640 specialist records in California.

All 6,640 in California → Every provider in Torrance →

Other specialist records in California

  1. Adrienne Abad SantosSan Francisco, CA1588976435
  2. Brenda Abarca, MDTorrance, CA1407485527
  3. Fatemeh Abbasi, PTVan Nuys, CA1558496760
  4. Erlinda Abcede, M.D.Cudahy, CA1831228675
  5. Maher Abdallah, M.D.Palm Springs, CA1205988011
  6. Basim Abdelkarim, MDUpland, CA1932217544
  7. Farinaz AbdiSan Marcos, CA1063153963
  8. Mai Abe, LESanta Monica, CA1609405158
  9. Hamid Abedi, HEARING AID SPECIALISan Diego, CA1659410744
  10. Mehrad Abedi, M.D.Sacramento, CA1467459222

Common questions

What is Harold Kaplan, M.D.'s NPI number?

Harold Kaplan, M.D.'s National Provider Identifier (NPI) is 1700908142, issued on Apr 5, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Harold Kaplan, M.D. located?

The NPPES record lists a practice address at 3640 Lomita Blvd Ste 106, Torrance, CA, 90505. Phone: (310) 378-3444. Providers update this record themselves, so call before visiting.

How can I verify Harold Kaplan, M.D.'s license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Harold Kaplan, M.D. prescribe under Medicare Part D?

In 2024, Harold Kaplan, M.D. had 36 Medicare Part D claims for 11 beneficiaries; the average among specialist prescribers was 1,524. Part D covers Medicare prescriptions only.

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.

Compiled from official public sources by the editorial process.

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.