Doctor profile · Federal record

Dr. Sunil Gangwani, M.D.

Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Psychiatry Physician · Chesterfield, MO

  • NPI 1902004203
  • Accepts Medicare
  • 22 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1176 Town and Country Commons Dr
Chesterfield, MO 630178200
(314) 251-2870
fax (314) 251-2871

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
April 4, 2023
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State licenses (3)
Missouri #2017030250 · Missouri #2007012480 · Illinois #036-126918

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902004203. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
708
Distinct HCPCS
2
Medicare allowed
$74,361
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 458 94 $125
90833 Psychotherapy with evaluation and management visit, 30 minutes 250 56 $69

In context: peer comparison

Among 4 peers in this city , average services per provider: 186. This provider delivers 3.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,194
Patients
359
Total drug cost
$66,422
Drug Type Claims Patients Total cost
Clonazepam Generic 285 41 $2,885
Lamotrigine Generic 200 33 $3,188
Bupropion Xl (Bupropion Hcl) Brand 176 36 $5,717
Clozapine Generic 168 12 $13,376
Trazodone Hcl Generic 159 30 $1,740
Escitalopram Oxalate Generic 155 27 $2,183
Alprazolam Generic 153 24 $521
Aripiprazole Generic 151 24 $13,744
Lorazepam Generic 137 21 $1,685
Quetiapine Fumarate Generic 135 22 $6,173

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sunil Gangwani's medical specialty?
Dr. Sunil Gangwani practices Psychiatry Physician in Chesterfield, MO.
Where does Dr. Sunil Gangwani practice?
Dr. Sunil Gangwani practices at 1176 Town and Country Commons Dr, Chesterfield, MO 630178200. Office phone: 3142512870.
What is Dr. Sunil Gangwani's NPI?
Dr. Sunil Gangwani's National Provider Identifier (NPI) is 1902004203, issued by NPPES.
Does Dr. Sunil Gangwani accept Medicare assignment?
Yes. Dr. Sunil Gangwani accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sunil Gangwani commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy with evaluation and management visit (HCPCS 90833). Source: CMS Medicare Physician & Other Practitioners file.