DIANA FOUST NP-C
NPI 1285199091
Nurse Practitioner - Family in San Diego, CA

Q: What is Diana Foust's NPI number?

The NPI number for Diana Foust is 1285199091. It was assigned to this individual provider in the NPPES registry on February 6, 2019.

Q: What is Diana Foust's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Diana Foust was last updated on December 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.

Active since February 06, 2019PECOS EnrolledAccepts Medicare Assignment

16773 BERNARDO CENTER DR, SAN DIEGO, CA 92128(866) 389-2727 Get Directions Write a Review

NPPES record last updated: December 17, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 17, 2025, Aug 15, 2019, May 6, 2019 and 1 more (4 updates tracked since 2019).

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About Diana Foust Np-c NPPES

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

DIANA FOUST NP-C (NPI 1285199091) is an individual family provider in San Diego, California, licensed in California (95011701) and active in the NPI registry since February 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1285199091

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameDIANA FOUSTCredential: NP-C

Location Address16773 BERNARDO CENTER DRSan Diego, CA 92128-2525

Mailing Address16773 Bernardo Center DrSan Diego, CA 92128-2525

Phone(866) 389-2727

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateFebruary 6, 2019

Last NPPES UpdateDecember 17, 20254 updates tracked since enumeration

NPPES CertifiedDecember 17, 2025

✔ NPI 1285199091 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in CA · 95011701

16773 BERNARDO CENTER DR, San Diego, CA 92128

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Other Identifiers 1

MedicaidA142106CA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Diana Foust Np-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1850705997

PECOS Enrollment IDI20210201000537

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92128 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

$94.87 typical visit price

range $62.10 – $184.71

Typical copayment $23.71 (range $15.52 – $46.17)

Most-billed visit code 99203

Established Patient

$108.42 typical visit price

range $20.62 – $151.42

Typical copayment $27.10 (range $5.15 – $37.85)

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.

TAMMY MINH TRAN PHARMD, RPH

Pharmacist