Catherine Louise Sundsmo, MD

NPI 1861747545ActiveIndividual· Family Medicine· Del Mar, CA

Family Medicine (MD) with Sharp Rees-Stealy Medical Group Inc, practicing in Del Mar, California. Their prescriptions cost Medicare Part D more than their services did: $128,933 for 1,233 claims, against $9,070 paid for services in 2024.

Overview

NPI	1861747545
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Jul 18, 2012
Last updated in NPPES	Jul 17, 2024
Certified by provider	Jul 17, 2024

Specialties and licenses

Taxonomy	Code	License	State
Family Medicine Primary	207Q00000X	9712A	WY

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026	No match	—
New York OMIG · Nov 10, 2026	No match	—
Ohio Medicaid · Nov 10, 2026	No match	—
Pennsylvania Medicheck · Nov 10, 2026	No match	—
Washington HCA · Nov 10, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Family Practice (CA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	46
Services billed	152 across 22 procedure codes
Paid by Medicare	$9,070

Part D prescriptions in 2024

Prescriptions (claims)	1,233 · 2,957 30-day fills
Patients	194
Total drug cost	$128,933
Generic share	86% of claims

Medicare sources and data years

Education and affiliations

Graduation year	2011
Medicare specialty	Family Practice
Telehealth	Offers telehealth

Medical group

Sharp Rees-Stealy Medical Group IncSan Diego, CA · 884 clinicians

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

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All Family Medicine providers in California →