STEPHANIE A YEE-GUARDINO DO
NPI 1831273606
Pediatrics in Elk Grove, CA

Q: What is Stephanie Yee-guardino's NPI number?

The NPI number for Stephanie Yee-guardino is 1831273606. It was assigned to this individual provider in the NPPES registry on October 25, 2006.

Q: What is Stephanie Yee-guardino's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Active since October 25, 2006PECOS Enrolled

9201 BIG HORN BLVD, DEPARTMENT OF PEDIATRICS, ELK GROVE, CA 95758(916) 688-6066 Get Directions Write a Review

NPPES record last updated: December 14, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 14, 2021, Oct 15, 2019 (2 updates tracked since 2019).

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About Stephanie A Yee-guardino Do NPPES

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

STEPHANIE A YEE-GUARDINO DO (NPI 1831273606) is an individual pediatrics provider in Elk Grove, California, licensed in California (20A9950) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1831273606

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameSTEPHANIE A YEE-GUARDINOCredential: DO

Location Address9201 BIG HORN BLVD, DEPARTMENT OF PEDIATRICSElk Grove, CA 95758-1240

Mailing Address9201 Big Horn Blvd, Department Of PediatricsElk Grove, CA 95758-1240 · (916) 688-6066

Phone(916) 688-6066

Sole ProprietorNo

Enumeration DateOctober 25, 2006

Last NPPES UpdateDecember 14, 20212 updates tracked since enumeration

✔ NPI 1831273606 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in CA · 20A9950

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

9201 BIG HORN BLVD, Elk Grove, CA 95758

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Stephanie A Yee-guardino Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Stephanie Yee-guardino reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc

29 mi

Internal Medicine

7373 WEST LANE
Stockton, CA 95210

Reassigned Medicare billing, California enrollment
20,078 clinicians in this Medicare group

NPI 1548343510 (209) 476-2000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95758 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$92.61 typical visit price

range $60.44 – $180.85

Typical copayment $23.15 (range $15.11 – $45.21)

Most-billed visit code 99203

Established Patient

$105.95 typical visit price

range $19.88 – $148.15

Typical copayment $26.48 (range $4.97 – $37.03)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

KIMBERLY T JOHNSON LCSW

Social Worker (Clinical)