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MRS. CHRISTINE ELLEN RETTA RNC, MSN, NNP, CNS
NPI 1629298245
Nurse Practitioner - Neonatal in Walnut Creek, CA

Active since April 26, 2007
1425 S MAIN ST, WALNUT CREEK, CA 94596(925) 295-6043 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mrs. Christine Ellen Retta Rnc, Msn, Nnp, Cns NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. CHRISTINE ELLEN RETTA RNC, MSN, NNP, CNS (NPI 1629298245) is an individual neonatal provider in Walnut Creek, California, licensed in California (328454) and active in the NPI registry since April 2007.

NPPES Registry Identity

NPI1629298245
Entity TypeIndividualFemale
Primary Taxonomy363LN0000X
Provider Legal NameMRS. CHRISTINE ELLEN RETTACredential: RNC, MSN, NNP, CNS
Location Address1425 S MAIN STWalnut Creek, CA 94596-5318
Mailing Address1425 S Main StWalnut Creek, CA 94596-5318 · (925) 295-6043
Phone(925) 295-6043
Sole ProprietorNo
Enumeration DateApril 26, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1629298245 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · NeonatalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LN0000X
License✔ Licensed in CA · 328454
Also ListedClinical Nurse Specialist · NeonatalTaxonomy 364SN0000X · License 328454 (CA)
1425 S MAIN ST, Walnut Creek, CA 94596
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Other Names 1

Professional Name (2)Christine Ellen Ternullo-retta Rnc, Msn, Nnp, Cns

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BROOK ANDREW WOOLLEY M.D.
Emergency Medicine
1425 S MAIN ST, EMERGENCY MEDICINE DEPARTMENT
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-5100
DR. THOMAS CRESANTE D.O.
Hospitalist
1425 S MAIN ST, KAISER PERMANENTE WALNUT CREEK ATTN: HBS DEPT
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4643
SARA WON MD
Obstetrics & Gynecology
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4040
KAISER PERMANENTE
General Acute Care Hospital
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4000
MICHELLE CABLE VU CRNA
Nurse Anesthetist, Certified Registered
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4000
DR. JESUS GIL JIMENEZ MD
Surgery (Vascular Surgery)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4110
MR. EDWARD HAL PIECZENIK L.C.S.W.
Social Worker (Clinical)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-5237
CARLOS A. CROMEYER MD
Psychiatry & Neurology (Neurology)
1425 S MAIN ST
WALNUT CREEK, CA 94596
Contra Costa County (925) 295-4000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Christine Retta's NPI number?

The NPI number for Christine Retta is 1629298245. It was assigned to this individual provider in the NPPES registry on April 26, 2007. The provider is also known as Christine Ellen Ternullo-Retta Rnc, Msn, Nnp, Cns.

Where is Christine Retta located?

Christine Retta practices at 1425 S Main St, Walnut Creek, CA 94596. The listed phone number is (925) 295-6043.

What is Christine Retta's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Neonatal, with taxonomy code 363LN0000X.

When was this NPI record last updated?

The NPPES record for Christine Retta was last updated on September 11, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.