NPPES file of Aug 9, 2026

Thad Herman

Critical Care Medicine Registered Nurse · Mission Viejo, CA

Thad Herman is a critical care medicine registered nurse with a practice address in Mission Viejo, California, and NPI 1912712399, issued on Feb 11, 2025. Check the license (California 629421, 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
1912712399
Name
Thad Herman
Primary taxonomy
Critical Care Medicine Registered Nurse 163WC0200X
License number
629421 CA
Self-reported in NPPES; status is on the state search
Practice location
27700 Medical Center RD, Mission Viejo, CA 92691
Phone
(949) 365-2173
Enumerated
Feb 11, 2025
Record last updated
Feb 11, 2025
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 critical care medicine registered nurse records → All 405 in California → Look up another NPI →

Also registered at 27700 Medical Center RD

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

  1. Ali Al-HilfiPharmacist1427948769
  2. Mehdi Amiri, PHARM. D.Pharmacist1528586799
  3. Ivan Babin, M.D.Vascular & Interventional Radiology Physician1134461486
  4. Danniella BermanPhysician Assistant1740849363
  5. Michael Blumenfeld, M.D.Anatomic Pathology & Clinical Pathology Physician1578679882
  6. Emily Brady, MD, MPHAnesthesiology Physician1801107669

Verify Thad Herman 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 629421    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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Thad Herman among 405 critical care medicine registered nurse records in California

Thad Herman is one of 405 critical care medicine registered nurse records with a practice address in California. 6% 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 2025, is newer than 58% of them.

  • NPI issued2025 · 58% of these records are older, 22% newer
  • In a Medicare fileNo · 6% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2025 · 32% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163WC0200X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine Registered Nurse providers in California

There are 405 critical care medicine registered nurse records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 405 in California → Every provider in Mission Viejo → Critical Care Medicine Registered Nurse nationwide →

The 8 critical care medicine registered nurse records with the nearest ZIP codes

  1. Kevin Helton, RNMission Viejo, CA 926911306641089
  2. Deborah Wooters, REGISTERED NURSEMission Viejo, CA 926911619782000
  3. Suraj ManandharSanta Ana, CA 927031194291880
  4. Innocent WasikeSanta Ana, CA 927031417717307
  5. Lily Diaz, RNFountain Valley, CA 927081912589136
  6. Beth Torrianni, RNNewport Beach, CA 926601811408222
  7. Ann Erika Banaban, RNAliso Viejo, CA 926561356062558
  8. Mark Kantor, RNCorona Del Mar, CA 926251922836733

Common questions

What is Thad Herman's NPI number?

Thad Herman's National Provider Identifier (NPI) is 1912712399, issued on Feb 11, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Thad Herman located?

The NPPES record lists a practice address at 27700 Medical Center RD, Mission Viejo, CA, 92691. Phone: (949) 365-2173. Providers update this record themselves, so call before visiting.

How can I verify Thad Herman's license?

NPPES lists California license number 629421, 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.