NPPES file of Aug 9, 2026

Nancy Y. Christiano, CRNA

Certified Registered Nurse Anesthetist · Irvine, CA

Nancy Y. Christiano, CRNA is a certified registered nurse anesthetist with a practice address in Irvine, California, and NPI 1275580425, issued on May 30, 2006. Check the license (California 2927, 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 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1275580425
Name
Nancy Y. Christiano
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
2927 CA
Self-reported in NPPES; status is on the state search
Practice location
1000 Fivepoint, Irvine, CA 92618
Phone
(949) 671-4673
Enumerated
May 30, 2006
Record last updated
Sep 30, 2022
Fax
(949) 671-4329
Medicare enrollment
Enrolled (PECOS I20060217000690); accepts Medicare assignment
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 1000 Fivepoint

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

  1. Mary Alessi, PA-CPhysician Assistant1962711838
  2. Tara Anderson, PA-CPhysician Assistant1770058349
  3. Aubree Ashdown, PA-CPhysician Assistant1679244503
  4. Ghazal Bahri, M.D.Hospitalist Physician1770013146
  5. Meg Camille Baldonado, FNP-CFamily Nurse Practitioner1346602604
  6. Joseph Barrera, FNPFamily Nurse Practitioner1306289491

Verify Nancy Y. Christiano 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 2927
    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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The practice group's MIPS final score for 2023 (Medicare payment program): 99.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score85.2
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $134.79

2 payments; by number, the most common kind was food and beverage; the largest payer was Heron Therapeutics, Inc. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Nancy Christiano$134.79
  2. Specialty average$135.08

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. City OF Hope Medical FoundationIrvine, CA

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

Certified Registered Nurse Anesthetist providers in California

There are 2,943 certified registered nurse anesthetist records in California.

Other certified registered nurse anesthetist records in California

  1. Elizabeth Aban, CRNACamp Pendleton, CA1164863692
  2. Ali Abanobi, CRNALos Angeles, CA1740756196
  3. Carolina Abbassi, CRNAStanford, CA1710037296
  4. Geraldine Abcede, RNSan Diego, CA1982384046
  5. Hadia Abdelgawad, CRNAStanford, CA1760094015
  6. Ala AbedrabboColton, CA1972333144
  7. Kristy AbelSan Diego, CA1962113035
  8. Alyssa Aboff, CRNA, DNPRiverside, CA1760133292
  9. Stevan AbtIrvine, CA1487306437
  10. Maria Jeana Acabal, CRNABrawley, CA1629369517

Common questions

What is Nancy Y. Christiano, CRNA's NPI number?

Nancy Y. Christiano, CRNA's National Provider Identifier (NPI) is 1275580425, issued on May 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nancy Y. Christiano, CRNA located?

The NPPES record lists a practice address at 1000 Fivepoint, Irvine, CA, 92618. Phone: (949) 671-4673. Providers update this record themselves, so call before visiting.

How can I verify Nancy Y. Christiano, CRNA's license?

NPPES lists California license number 2927, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

What is Nancy Y. Christiano, CRNA's MIPS final score?

The 2023 MIPS final score is 99.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.