NPPES file of Aug 9, 2026

Janice R. Klein

Registered Nurse · Redwood City, CA

Janice R. Klein is a registered nurse with a practice address in Redwood City, California, and NPI 1831214238, issued on Mar 21, 2007. Check the license (California 146383, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1831214238
Name
Janice R. Klein
Primary taxonomy
Registered Nurse 163W00000X
License numbers
146383 CA
12341 CA
Self-reported in NPPES; status is on the state search
Practice location
802 Brewster Ave, Redwood City, CA 94063
Phone
(650) 363-4112
Enumerated
Mar 21, 2007
Record last updated
Sep 11, 2025
Fax
(650) 364-6927
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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8 nearest registered nurse records → All 13,506 in California → Look up another NPI →

Also registered at 802 Brewster Ave

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

  1. Devin AceretDay Training/Habilitation Specialist1497052161
  2. Evelyn Alarcon, MDPsychiatry Physician1386873610
  3. Elizabeth AlvarezMarriage & Family Therapist1598881674
  4. Nicole ArenasCommunity Health Worker1205341179
  5. Deborah Ballon, RNCommunity Health Registered Nurse1033244306
  6. Kristal Belcastro, RN, MSNRegistered Nurse1003121997

Verify Janice R. Klein 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 146383    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

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Janice R. Klein among 13,506 registered nurse records in California

Janice R. Klein 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 not. Its NPI, issued in 2007, is newer than 3% of them.

  • NPI issued2007 · 3% of these records are older, 89% newer
  • In a Medicare fileNo · 3% of these records are
  • In the CMS Doctors and Clinicians fileNo · 1% of these records are
  • Record last updated2025 · 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).

68 registered nurse records list a practice address in Redwood City

They are 68 of the 2,795 NPPES records with a practice address in Redwood City, and 13,506 registered nurse records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 13,506 in California → Every provider in Redwood City → Registered Nurse nationwide →

The 8 registered nurse records with the nearest ZIP codes

  1. Ioulia Matyssik, RNRedwood City, CA 940631063543304
  2. Joan Medina, CRNARedwood City, CA 940631982760732
  3. Marjorie Murphy, RNRedwood City, CA 940631902034192
  4. Soraya Nuno, R.N.Redwood City, CA 940631073732483
  5. Zhenyzng Qian, R.N.Redwood City, CA 940631285768697
  6. Karrie Rennick, R.N.Redwood City, CA 940631053461558
  7. Raye Richardson, RNRedwood City, CA 940631497832034
  8. Arlene Schmidt, R.N.Redwood City, CA 940631801920210

Common questions

What is Janice R. Klein's NPI number?

Janice R. Klein's National Provider Identifier (NPI) is 1831214238, issued on Mar 21, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Janice R. Klein located?

The NPPES record lists a practice address at 802 Brewster Ave, Redwood City, CA, 94063. Phone: (650) 363-4112. Providers update this record themselves, so call before visiting.

How can I verify Janice R. Klein's license?

NPPES lists California license number 146383, 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. 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.