NPPES file of Aug 9, 2026

Laura Lynn Grgich, RN

Emergency Registered Nurse · San Mateo, CA

Laura Lynn Grgich, RN is an emergency registered nurse with a practice address in San Mateo, California, and NPI 1780265231, issued on Apr 16, 2021. Check the license (California 351587, 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
1780265231
Name
Laura Lynn Grgich
Credential
RN
Primary taxonomy
Emergency Registered Nurse 163WE0003X
License number
351587 CA
Self-reported in NPPES; status is on the state search
Practice location
222 W 39TH Ave, San Mateo, CA 94403
Phone
(650) 573-2671
Enumerated
Apr 16, 2021
Record last updated
Apr 16, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(650) 573-2696
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 emergency registered nurse records → All 369 in California → Look up another NPI →

Also registered at 222 W 39TH Ave

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

  1. Jesse Adams, M.D.Psychiatry Physician1407143399
  2. Stacey Adelson, NPNurse Practitioner1104951797
  3. Brita Almog, MDPediatrics Physician1033402847
  4. John Anderson, MDObstetrics & Gynecology Physician1013082429
  5. Shea AndersonClinical Social Worker1689964991
  6. Zohra Ansari, MSWClinical Social Worker1326462904

Verify Laura Lynn Grgich 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 351587    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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Laura Lynn Grgich among 369 emergency registered nurse records in California

Laura Lynn Grgich, RN is one of 369 emergency registered nurse records with a practice address in California. 5% 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 2021, is newer than 38% of them.

  • NPI issued2021 · 38% of these records are older, 56% newer
  • In a Medicare fileNo · 5% of these records are
  • In the CMS Doctors and Clinicians fileNo · 2% of these records are
  • Record last updated2021 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163WE0003X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Registered Nurse providers in California

There are 369 emergency registered nurse records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 369 in California → Every provider in San Mateo → Emergency Registered Nurse nationwide →

The 8 emergency registered nurse records with the nearest ZIP codes

  1. Sarah DehavenSan Mateo, CA 944031497546238
  2. Anna-Michaela Black, R.N.Palo Alto, CA 943051891283552
  3. James BruhnAlameda, CA 945011891189627
  4. Janette Bevans, REGISTERED NURSEPalo Alto, CA 943041043835911
  5. Melissa CintronPalo Alto, CA 943041609756295
  6. Robert Whitelaw, RNPalo Alto, CA 943041518822873
  7. Edmund Dumaguin, RN,BSNAmerican Canyon, CA 945031659610046
  8. Krista Tsang, RNConcord, CA 945201780522151

Common questions

What is Laura Lynn Grgich, RN's NPI number?

Laura Lynn Grgich, RN's National Provider Identifier (NPI) is 1780265231, issued on Apr 16, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Laura Lynn Grgich, RN located?

The NPPES record lists a practice address at 222 W 39TH Ave, San Mateo, CA, 94403. Phone: (650) 573-2671. Providers update this record themselves, so call before visiting.

How can I verify Laura Lynn Grgich, RN's license?

NPPES lists California license number 351587, 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.