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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MR. NATHANIEL RANDELL LEONCIO II CP
NPI 1285546028
Prosthetist in San Diego, CA

Active since September 17, 2026
3350 LA JOLLA VILLAGE DR, SAN DIEGO, CA 92161(858) 552-8585 Get Directions Write a Review

NPPES record added: September 17, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

About Mr. Nathaniel Randell Leoncio Ii Cp NPPES

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

MR. NATHANIEL RANDELL LEONCIO II CP (NPI 1285546028) is an individual prosthetist provider in San Diego, California and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1285546028
Entity TypeIndividualMale
Primary Taxonomy224P00000X
Provider Legal NameMR. NATHANIEL RANDELL LEONCIO IICredential: CP
Location Address3350 LA JOLLA VILLAGE DRSan Diego, CA 92161-0002
Mailing Address32520 Mesa Lilac RdEscondido, CA 92026-4404 · (951) 775-6313
Phone(858) 552-8585
Sole ProprietorNo
Enumeration DateSeptember 17, 2026
NPPES CertifiedSeptember 17, 2026
✔ NPI 1285546028 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyProsthetistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code224P00000X
Definition
A health care professional who is specifically educated and trained to manage comprehensive prosthetic patient care for individuals who have sustained complete or partial limb loss or absence. Prosthetists assess specific patient needs, formulate an appropriate treatment plan, implement the treatment plan and provide follow-up care.
3350 LA JOLLA VILLAGE DR, San Diego, CA 92161
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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.

DR. JENNIFER ANNE FREIMUND M.D.
Internal Medicine (Geriatric Medicine)
3350 LA JOLLA VILLAGE DR
SAN DIEGO, CA 92161
San Diego County (858) 552-7475
MRS. LINDA REID HOLLAND PT
Physical Therapist
3350 LA JOLLA VILLAGE DR
SAN DIEGO, CA 92161
San Diego County (858) 552-7487
DR. JONATHAN M MEYER M.D.
Psychiatry & Neurology (Psychiatry)
3350 LA JOLLA VILLAGE DR, 116-A
SAN DIEGO, CA 92161
San Diego County (858) 642-3570
ANDREW BISMARK
Psychologist (Clinical)
3350 LA JOLLA VILLAGE DR
SAN DIEGO, CA 92161
San Diego County (858) 245-5825
LORNA FRANCES DOUCETTE
Pharmacist (Psychiatric)
3350 LA JOLLA VILLAGE DR
SAN DIEGO, CA 92161
San Diego County (828) 545-5072
MS. LISA ARAI PHARM.D.
Pharmacist (Psychiatric)
3350 LA JOLLA VILLAGE DR
SAN DIEGO, CA 92161
San Diego County (858) 552-8585
HAYLEY MARIE HOWELLS MPT
Physical Therapist
3350 LA JOLLA VILLAGE DR
SAN DIEGO, CA 92161
San Diego County (858) 642-3138
JOAN MARIE FITZGERALD RN, MSN, FNP
Nurse Practitioner (Family)
3350 LA JOLLA VILLAGE DR
SAN DIEGO, CA 92161
San Diego County (858) 552-8585

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 Nathaniel Leoncio's NPI number?

The NPI number for Nathaniel Leoncio is 1285546028. It was assigned to this individual provider in the NPPES registry on September 17, 2026.

Where is Nathaniel Leoncio located?

Nathaniel Leoncio practices at 3350 La Jolla Village Dr, San Diego, CA 92161. The listed phone number is (858) 552-8585.

What is Nathaniel Leoncio's specialty?

The primary specialty registered for this NPI is Prosthetist with taxonomy code 224P00000X.

When was this NPI record last updated?

The NPPES record for Nathaniel Leoncio was last updated on September 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.