NPPES file of Aug 9, 2026

Hyunjoo Lee, RN

Registered Nurse · Palo Alto, CA

Hyunjoo Lee, RN is a registered nurse with a practice address in Palo Alto, California, and NPI 1689194771, issued on Jun 21, 2017. Check the license (California 593086, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689194771
Name
Hyunjoo Lee
Credential
RN
Primary taxonomy
Registered Nurse 163W00000X
License number
593086 CA
Self-reported in NPPES; status is on the state search
Practice location
4250 EL Camino Real Apt D336, Palo Alto, CA 94306
Phone
(650) 380-2344
Enumerated
Jun 21, 2017
Record last updated
Jun 21, 2017 (not updated in 9 years: call before relying on the address or phone)
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 Hyunjoo Lee 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 593086
    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.

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Industry payments in 2024: $901.37

11 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 1,191 providers of this specialty with any payment received $505.98 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hyunjoo Lee$901.37
  2. Specialty average$505.98

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

Hyunjoo Lee among 13,506 registered nurse records in California

Hyunjoo Lee, RN is one of 13,506 registered nurse records with a practice address in California. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 38% of them.

  • NPI issued2017 · 38% of these records are older, 59% newer
  • In a Medicare fileYes · 3% of these records are
  • In the CMS Doctors and Clinicians fileNo · 1% of these records are
  • Record last updated2017 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

132 registered nurse records list a practice address in Palo Alto

They are 132 of the 7,617 NPPES records with a practice address in Palo Alto, and 13,506 registered nurse records in California.

The 8 registered nurse records with the nearest ZIP codes

  1. Aracely Esquerra, RNPalo Alto, CA 943061073207825
  2. Fran Goodman, R.N.Palo Alto, CA 943061235492588
  3. Eliana RibbePalo Alto, CA 943061215869193
  4. Elisabeth Simeone, RNPalo Alto, CA 943061255098463
  5. Katherine Bermudez, RNPalo Alto, CA 943051578246757
  6. Isabella Cuenco, RNStanford, CA 943051114873866
  7. Leyanet Eirea BarruetaPalo Alto, CA 943051700752714
  8. Mimi KanekoStanford, CA 943051134514318

Common questions

What is Hyunjoo Lee, RN's NPI number?

Hyunjoo Lee, RN's National Provider Identifier (NPI) is 1689194771, issued on Jun 21, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Hyunjoo Lee, RN located?

The NPPES record lists a practice address at 4250 EL Camino Real Apt D336, Palo Alto, CA, 94306. Phone: (650) 380-2344. Providers update this record themselves, so call before visiting.

How can I verify Hyunjoo Lee, RN's license?

NPPES lists California license number 593086, 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), 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.

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.