NPPES file of Aug 9, 2026

Robert Orazio Katona, DC

Chiropractor · Castro Valley, CA

Robert Orazio Katona, DC is a chiropractor with a practice address in Castro Valley, California, and NPI 1952451387, issued on Jan 10, 2007. Check the license (California 208790, 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
1952451387
Name
Robert Orazio Katona
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
License number
208790 CA
Self-reported in NPPES; status is on the state search
Practice location
21168 Redwood RD, Castro Valley, CA 94546
Phone
(510) 727-0121
Enumerated
Jan 10, 2007
Record last updated
Oct 25, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090813000181); may accept Medicare assignment
Medical or professional school
Life Chiropractic College, 1989
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.
Download card Updates feed

Also registered at 21168 Redwood RD

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

  1. Jacqueline Klippenes, LMFTMental Health Counselor1417213976
  2. Stephanie Sanders, LCSWClinical Social Worker1487719944

Verify Robert Orazio Katona 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 208790
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Robert Orazio Katona among 11,498 chiropractor records in California

Robert Orazio Katona, DC 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 not. Its NPI, issued in 2007, is newer than 35% of them.

  • NPI issued2007 · 35% of these records are older, 45% newer
  • In a Medicare fileNo · 7% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated1989 · median 1999 among the 2,907 with a school on file
  • Record last updated2019 · 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).

35 chiropractor records list a practice address in Castro Valley

They are 35 of the 999 NPPES records with a practice address in Castro Valley, and 11,498 chiropractor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 chiropractor records with the nearest ZIP codes

  1. Jeffrey Canada, D.C.Castro Valley, CA 945461417999525
  2. Laurie Gossett, DCCastro Valley, CA 945461215055066
  3. John Guilford, D.C.Castro Valley, CA 945461851302509
  4. Timothy Jameson, D.C.Castro Valley, CA 945461326178542
  5. Brian Kalsbeek, D.C.Castro Valley, CA 945461053404095
  6. Darrell Lavin, D.C.Castro Valley, CA 945461881766897
  7. Chris Murray, D.C.Castro Valley, CA 945461659374726
  8. Stephen Sum, D.C.Castro Valley, CA 945461912055195

Common questions

What is Robert Orazio Katona, DC's NPI number?

Robert Orazio Katona, DC's National Provider Identifier (NPI) is 1952451387, issued on Jan 10, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Robert Orazio Katona, DC located?

The NPPES record lists a practice address at 21168 Redwood RD, Castro Valley, CA, 94546. Phone: (510) 727-0121. Providers update this record themselves, so call before visiting.

How can I verify Robert Orazio Katona, DC's license?

NPPES lists California license number 208790, 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.