NPPES file of Aug 9, 2026

Rebecca Ann Althoff, RNFA

Registered Nurse First Assistant · Santa Rosa, CA

Rebecca Ann Althoff, RNFA is a registered nurse first assistant with a practice address in Santa Rosa, California, and NPI 1427119668, issued on Dec 12, 2006. Check the license (California 245526, 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
1427119668
Name
Rebecca Ann Althoff
Credential
RNFA
Primary taxonomy
Registered Nurse First Assistant 163WR0006X
License number
245526 CA
Self-reported in NPPES; status is on the state search
Practice location
1165 Montgomery Dr, Santa Rosa, CA 95405
Phone
(707) 546-3210
Enumerated
Dec 12, 2006
Record last updated
Jul 8, 2007 (not updated in 19 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 1165 Montgomery Dr

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

  1. Maryam Aghighi, MDAnatomic Pathology & Clinical Pathology Physician1073074977
  2. Johnathan Agil, MDEmergency Medicine Physician1700413002
  3. Katherine Aldrich, NPAdult Health Nurse Practitioner1194995563
  4. Mujeeb Altaf, MBBS.,MRCP(UK)Hospitalist Physician1316125941
  5. Sanyogeeta Bhaway, M.D.Internal Medicine Physician1275828162
  6. Kate Black, MDPain Medicine (Anesthesiology) Physician1023068574

Verify Rebecca Ann Althoff 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 245526
    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

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Registered Nurse First Assistant providers in California

There are 303 registered nurse first assistant records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other registered nurse first assistant records in California

  1. Darin Abacherli, RNFAMammoth Lakes, CA1114721008
  2. Antoinette Aguayo, RNFAElverta, CA1396449450
  3. Ignacio Aguilar, RNFAPasadena, CA1497583603
  4. Bahjat Akari, RNFAMurrieta, CA1588853683
  5. Betsy Albrecht, R.N. CNOR RNFARiverside, CA1043643208
  6. Woodryan Alexander, CRNFAValencia, CA1750501375
  7. Rachel Ann Alikes, RNModesto, CA1073441374
  8. Glenn Almazan, RNFACerritos, CA1598640443
  9. Jessica Alva, R.N.F.A.Laguna Hills, CA1265848733
  10. Raymond Alzate, BSN, RN, CNOR, RNFAPlacentia, CA1366327892

Common questions

What is Rebecca Ann Althoff, RNFA's NPI number?

Rebecca Ann Althoff, RNFA's National Provider Identifier (NPI) is 1427119668, issued on Dec 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Rebecca Ann Althoff, RNFA located?

The NPPES record lists a practice address at 1165 Montgomery Dr, Santa Rosa, CA, 95405. Phone: (707) 546-3210. Providers update this record themselves, so call before visiting.

How can I verify Rebecca Ann Althoff, RNFA's license?

NPPES lists California license number 245526, 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.