Registry data as of Aug 27, 2026

Lisa Hsieh, APRN

Primary Care Nurse Practitioner · Los Angeles, CA

Lisa Hsieh, APRN is a primary care nurse practitioner with a practice address in Los Angeles, California, and NPI 1255381901, issued on May 12, 2006. Check the license (California 18640, as entered in NPPES) 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
1255381901
Name
Lisa Hsieh
Credential
APRN
Primary taxonomy
Primary Care Nurse Practitioner 363LP2300X
License number
18640 CA
Self-reported in NPPES; status is on the state search
Practice location
819 W Cesar E Chavez Ave, Los Angeles, CA 90012
Phone
(213) 613-1255
Enumerated
May 12, 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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Also registered at 819 W Cesar E Chavez Ave

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

  1. Tit Li, MDGeneral Practice Physician1003844432

Verify Lisa Hsieh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 18640
    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
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 →

Industry payments in 2024: $941.67

8 payments, mostly food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc.. The 4,250 providers of this specialty with any payment received $627.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Lisa Hsieh$941.67
  2. Specialty average$627.15

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

Primary Care Nurse Practitioner providers in California

There are 1,015 primary care nurse practitioner records in California.

Other primary care nurse practitioner records in California

  1. Pernian AbadiBakersfield, CA1801760814
  2. Ann AbrahamLong Beach, CA1447795182
  3. Angelica Acevedo, FNPParlier, CA1902239668
  4. Natalie Adame, PNPOrange, CA1750993622
  5. Pratikshya Adhikari, MSN, APRN, FNP-BCSacramento, CA1083118970
  6. Nicole Adona, DNP, FNP-C, CPNPSan Diego, CA1023784881
  7. Anita Adorador, FNPRedlands, CA1780654624
  8. Warrick Africa, NPMountain View, CA1902413404
  9. Jessica Aguilar, NURSE PRACTITIONERLos Angeles, CA1508330390
  10. Gifty Aidoo, NPModesto, CA1376883256

Common questions

What is Lisa Hsieh, APRN's NPI number?

Lisa Hsieh, APRN's National Provider Identifier (NPI) is 1255381901, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lisa Hsieh, APRN located?

The NPPES record lists a practice address at 819 W Cesar E Chavez Ave, Los Angeles, CA, 90012. Phone: (213) 613-1255. Providers update this record themselves, so call before visiting.

How can I verify Lisa Hsieh, APRN's license?

NPPES lists California license number 18640, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.

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.