Doctor profile · Federal record

Dr. Irene Ventura Zadran, RDN

Registered Dietitian (CMS: Registered Dietitian or Nutrition Professional) · Walnut Creek, CA

  • NPI 1316598477
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1450 Treat Blvd Ste 130
Walnut Creek, CA 945972168
(925) 941-5076
Mailing address
1450 Treat Blvd Ste 300
Walnut Creek, CA 945972168

Credentials & registration

NPPES · NUCC
NPI registered
September 2019 — 7 yrs on file
Profile last updated
September 26, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
133V00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316598477. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
231
Distinct HCPCS
3
Medicare allowed
$9,984
HCPCS Description Services Patients Avg allowed
G0108 Diabetes outpatient self-management training services, individual, per 30 minutes 108 47 $57
97803 Therapy procedure reassessment for nutrition management, each 15 minutes 74 20 $29
97802 Therapy procedure for nutrition management, each 15 minutes 49 31 $34

In context: peer comparison

Among 1 peers in Walnut Creek Registered Dietitian, average services per provider: 77. This provider delivers 3.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Irene Ventura Zadran's medical specialty?
Dr. Irene Ventura Zadran practices Registered Dietitian in Walnut Creek, CA.
Where does Dr. Irene Ventura Zadran practice?
Dr. Irene Ventura Zadran practices at 1450 Treat Blvd Ste 130, Walnut Creek, CA 945972168. Office phone: 9259415076.
What is Dr. Irene Ventura Zadran's NPI?
Dr. Irene Ventura Zadran's National Provider Identifier (NPI) is 1316598477, issued by NPPES.
Does Dr. Irene Ventura Zadran accept Medicare assignment?
Yes. Dr. Irene Ventura Zadran accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Irene Ventura Zadran commonly perform?
Top Medicare-reported procedures in 2023: Diabetes outpatient self-management training services, individual, per 30 minutes (HCPCS G0108); Therapy procedure reassessment for nutrition management (HCPCS 97803); Therapy procedure for nutrition management (HCPCS 97802). Source: CMS Medicare Physician & Other Practitioners file.