Registry data as of Aug 27, 2026

Cathleen Colby, R.N.

Registered Nurse · Escondido, CA

Cathleen Colby, R.N. is a registered nurse with a practice address in Escondido, California, and NPI 1144566233, issued on Dec 18, 2012. Check the license (California 524794, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1144566233
Name
Cathleen Colby
Credential
R.N.
Primary taxonomy
Registered Nurse 163W00000X
License number
524794 CA
Self-reported in NPPES; status is on the state search
Practice location
606 E Valley Pkwy, Escondido, CA 92025
Phone
(760) 740-4000
Enumerated
Dec 18, 2012
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 606 E Valley Pkwy

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

  1. Sarah BolterRegistered Nurse1942523428
  2. Andy Chan, RNRegistered Nurse1104086594
  3. Donnabel Erfe-Beltran, RNCase Management Registered Nurse1588796841
  4. Margaret InglisCase Management Registered Nurse1669504262
  5. Kathryn Kerr, RN, PHNRegistered Nurse1851795397
  6. Hanna KhazaeliCommunity Health Registered Nurse1588840110

Verify Cathleen Colby 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 524794
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

100 registered nurse records list a Escondido practice address

They are 100 of the 3,509 NPPES records with a Escondido practice address, and 16,593 registered nurse records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other registered nurse records in California

  1. Patricia A Onyango, RNModesto, CA1780424473
  2. Adelaida A Zavala, RNOntario, CA1235702804
  3. Anu Aaltonen-Bond, RNRancho Cordova, CA1972895696
  4. Victoria AardappelChico, CA1396148698
  5. Denise Aaron, RNSan Diego, CA1497345268
  6. Tiffanne Aaronsen, FNPIndio, CA1568191807
  7. Bernadette Marie Abadilla, RNMillbrae, CA1154970697
  8. Brenda Abalos, RNNational City, CA1497064737
  9. Carla Abalos, RNUnion City, CA1669158523
  10. Caron Faustino Marti AbalosCerritos, CA1811603327

Common questions

What is Cathleen Colby, R.N.'s NPI number?

Cathleen Colby, R.N.'s National Provider Identifier (NPI) is 1144566233, issued on Dec 18, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Cathleen Colby, R.N. located?

The NPPES record lists a practice address at 606 E Valley Pkwy, Escondido, CA, 92025. Phone: (760) 740-4000. Providers update this record themselves, so call before visiting.

How can I verify Cathleen Colby, R.N.'s license?

NPPES lists California license number 524794, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.