Doctor profile · Federal record

Dr. Arash Faghieh, MD

Internal Medicine Physician (CMS: Internal Medicine) · Fontana, CA

  • NPI 1598813545
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9961 Sierra Ave
Fontana, CA 923356720
(909) 427-3910

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
December 1, 2021
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A76263

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598813545. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
22
Distinct HCPCS
1
Medicare allowed
$2,914
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 22 21 $132

In context: peer comparison

Among 18 peers in Fontana Internal Medicine Physician, average services per provider: 61. This provider delivers 0.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Arash Faghieh's medical specialty?
Dr. Arash Faghieh practices Internal Medicine Physician in Fontana, CA.
Where does Dr. Arash Faghieh practice?
Dr. Arash Faghieh practices at 9961 Sierra Ave, Fontana, CA 923356720. Office phone: 9094273910.
What is Dr. Arash Faghieh's NPI?
Dr. Arash Faghieh's National Provider Identifier (NPI) is 1598813545, issued by NPPES.
Does Dr. Arash Faghieh accept Medicare assignment?
Yes. Dr. Arash Faghieh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Arash Faghieh commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.