NPPES file of Aug 9, 2026

Robert Don Olson, D.C.,

Chiropractor · Vista, CA

Robert Don Olson, D.C., is a chiropractor with a practice address in Vista, California, and NPI 1922045046, issued on May 31, 2006. Check the license (California DC23676, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922045046
Name
Robert Don Olson
Credential
D.C.,
Primary taxonomy
Chiropractor 111N00000X
License number
DC23676 CA
Self-reported in NPPES; status is on the state search
Practice location
906 Sycamore Ave, Vista, CA 92081
Phone
(760) 940-0500
Enumerated
May 31, 2006
Record last updated
Nov 2, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(760) 842-1518
Medicare enrollment
Enrolled (PECOS I20071207000904); accepts Medicare assignment
Medical or professional school
Life Chiropractic College - West, 1994
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 906 Sycamore Ave

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

  1. Jon Englert, DDSGeneral Practice Dentistry1225333552
  2. Natalia Guiles, FNPFamily Nurse Practitioner1164148722
  3. Gita Sarkaria-Englert, DDSGeneral Practice Dentistry1740585363

Verify Robert Don Olson 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 DC23676
    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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Bills Medicare through one group practice

  1. Robert D Olson Integrative Chiropractic IncSan Marcos, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Robert Don Olson among 11,498 chiropractor records in California

Robert Don Olson, D.C., is one of 11,498 chiropractor records with a practice address in California. 7% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 65% newer
  • In a Medicare fileYes · 7% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated1994 · median 1999 among the 2,907 with a school on file
  • Record last updated2012 · 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 111N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

42 chiropractor records list a practice address in Vista

They are 42 of the 2,017 NPPES records with a practice address in Vista, and 11,498 chiropractor records in California.

The 8 chiropractor records with the nearest ZIP codes

  1. Nima Arabani, D.C., M.A.O.M., L.ACVista, CA 920811063747517
  2. Debra Asakura, DCVista, CA 920811275580144
  3. Mark Elliott, DCVista, CA 920811114967122
  4. Jason Gestring, D.C.Vista, CA 920811437204187
  5. James Heavilin, D.C.Vista, CA 920811417178005
  6. Jeffrey Listiak, D.C.Vista, CA 920811215049549
  7. Duke Maxwell, D.C.Vista, CA 920811316092711
  8. Paul Peters, D.C.Vista, CA 920811811067226

Common questions

What is Robert Don Olson, D.C.,'s NPI number?

Robert Don Olson, D.C.,'s National Provider Identifier (NPI) is 1922045046, issued on May 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert Don Olson, D.C., located?

The NPPES record lists a practice address at 906 Sycamore Ave, Vista, CA, 92081. Phone: (760) 940-0500. Providers update this record themselves, so call before visiting.

How can I verify Robert Don Olson, D.C.,'s license?

NPPES lists California license number DC23676, 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.