NPPES file of Aug 9, 2026

Mark Eliasson, RRT, RPSGT

Registered Respiratory Therapist · Vallejo, CA

Mark Eliasson, RRT, RPSGT is a registered respiratory therapist with a practice address in Vallejo, California, and NPI 1124582374, issued on Jan 22, 2019. Check the license (California 12193, 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
1124582374
Name
Mark Eliasson
Credential
RRT, RPSGT
Primary taxonomy
Registered Respiratory Therapist 227900000X
License number
12193 CA
Self-reported in NPPES; status is on the state search
Practice location
975 Sereno Dr, Vallejo, CA 94589
Phone
(707) 651-2321
Enumerated
Jan 22, 2019
Record last updated
Dec 30, 2021 (not updated in 5 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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Also registered at 975 Sereno Dr

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

  1. Joel Aandahl, NPAdult Health Nurse Practitioner1891423653
  2. Noman Absar, MDCritical Care Medicine (Internal Medicine) Physician1205908951
  3. Anthony Acquaviva, MDUrology Physician1457439283
  4. Jhonnard James Acuna, CRNACertified Registered Nurse Anesthetist1205997327
  5. Omid AfshariPharmacist1184165391
  6. Eesha AftabStudent in an Organized Health Care Education/Training Program1770421687

Verify Mark Eliasson 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 12193
    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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Mark Eliasson among 1,082 registered respiratory therapist records in California

Mark Eliasson, RRT, RPSGT is one of 1,082 registered respiratory therapist records with a practice address in California. 0% 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 2019, is newer than 55% of them.

  • NPI issued2019 · 55% of these records are older, 29% newer
  • In a Medicare fileNo · 0% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2021 · 77% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 227900000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Registered Respiratory Therapist providers in California

There are 1,082 registered respiratory therapist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 registered respiratory therapist records with the nearest ZIP codes

  1. Lee AmariVallejo, CA 945891912471772
  2. Amanda Connaughton, RCPVallejo, CA 945891386118339
  3. Ana Dorsett, RRTVallejo, CA 945891326502378
  4. Dawn Fountain, RRTVallejo, CA 945891104380088
  5. Kathleen Grace, RCPVallejo, CA 945891992269195
  6. Adam GreshamVallejo, CA 945891679037691
  7. Martha HoangVallejo, CA 945891043774961
  8. Jennifer Kloeck, RRTVallejo, CA 945891578027454

Common questions

What is Mark Eliasson, RRT, RPSGT's NPI number?

Mark Eliasson, RRT, RPSGT's National Provider Identifier (NPI) is 1124582374, issued on Jan 22, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Mark Eliasson, RRT, RPSGT located?

The NPPES record lists a practice address at 975 Sereno Dr, Vallejo, CA, 94589. Phone: (707) 651-2321. Providers update this record themselves, so call before visiting.

How can I verify Mark Eliasson, RRT, RPSGT's license?

NPPES lists California license number 12193, 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.

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.