Doctor profile · Federal record

Dr. Diba Izadyar, PA-C

Physician Assistant · Upland, CA

  • NPI 1710520671
  • Accepts Medicare
  • MIPS 91.9 / 100 · 2023
  • 7 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1100 San Bernardino RD Ste 1100
Upland, CA 917864952
(909) 949-2242
fax (909) 981-5783
Mailing address
Po Box 512185
Los Angeles, CA 900510185

Credentials & registration

NPPES · NUCC
NPI registered
October 2019 — 7 yrs on file
Profile last updated
April 20, 2022
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
California #57199

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710520671. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
308
Distinct HCPCS
3
Medicare allowed
$24,233
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 244 144 $84
99213 Established patient office or other outpatient visit, 20-29 minutes 51 47 $57
99442 Telephone medical discussion with physician, 11-20 minutes 13 11 $57

In context: peer comparison

Among 5 peers in this city , average services per provider: 52. This provider delivers 5.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
222
Patients
209
Total drug cost
$3,355
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 67 67 $559
Ibuprofen Generic 48 47 $188
Oxycodone Hcl Generic 29 29 $131
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 27 27 $1,973
Tramadol Hcl Generic 22 22 $61
Ketorolac Tromethamine Generic 17 17 $278
Lidocaine-Prilocaine (Lidocaine/Prilocaine) Brand 12 0 $166

Frequently asked questions

Auto-generated from federal data
What is Dr. Diba Izadyar's medical specialty?
Dr. Diba Izadyar practices Physician Assistant in Upland, CA.
Where does Dr. Diba Izadyar practice?
Dr. Diba Izadyar practices at 1100 San Bernardino RD Ste 1100, Upland, CA 917864952. Office phone: 9099492242.
What is Dr. Diba Izadyar's NPI?
Dr. Diba Izadyar's National Provider Identifier (NPI) is 1710520671, issued by NPPES.
Does Dr. Diba Izadyar accept Medicare assignment?
Yes. Dr. Diba Izadyar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diba Izadyar commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.