Doctor profile · Federal record

Dr. Simran Brar, DO

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Corona, CA

  • NPI 1164783908
  • Accepts Medicare
  • 14 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
21634 Retreat Pkwy
Corona, CA 928836100
(951) 493-6862
fax (951) 826-8121

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
April 11, 2025
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
California #13929

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164783908. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
186
Distinct HCPCS
2
Medicare allowed
$21,639
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 113 60 $132
99213 Established patient office or other outpatient visit, 20-29 minutes 73 50 $92

In context: peer comparison

Among 2 peers in Corona Endocrinology, Diabetes & Metabolism Physician, average services per provider: 66. This provider delivers 2.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,357
Patients
424
Total drug cost
$773,708
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 196 60 $4,309
Glipizide ER (Glipizide) Brand 147 43 $5,471
Metformin Hcl Generic 116 38 $2,061
Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) Brand 113 46 $174,134
Farxiga (Dapagliflozin Propanediol) Brand 107 34 $133,571
Pioglitazone Hcl Generic 95 31 $3,926
Ozempic (Semaglutide) Brand 83 20 $118,748
Metformin Hcl ER (Metformin Hcl) Brand 80 27 $2,515
Glipizide Generic 75 21 $2,276
Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) Brand 73 32 $8,204

Frequently asked questions

Auto-generated from federal data
What is Dr. Simran Brar's medical specialty?
Dr. Simran Brar practices Endocrinology, Diabetes & Metabolism Physician in Corona, CA.
Where does Dr. Simran Brar practice?
Dr. Simran Brar practices at 21634 Retreat Pkwy, Corona, CA 928836100. Office phone: 9514936862.
What is Dr. Simran Brar's NPI?
Dr. Simran Brar's National Provider Identifier (NPI) is 1164783908, issued by NPPES.
Does Dr. Simran Brar accept Medicare assignment?
Yes. Dr. Simran Brar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Simran Brar 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). Source: CMS Medicare Physician & Other Practitioners file.