Doctor profile · Federal record

Dr. William Drell, M.D.

Psychiatry Physician (CMS: Psychiatry) · Houston, TX

  • NPI 1932184983
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
909 Frostwood Dr, #258
Houston, TX 770242301
(713) 464-4455
fax (713) 464-3642

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Texas #G7055

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932184983. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
460
Distinct HCPCS
2
Medicare allowed
$35,237
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 231 56 $87
90833 Psychotherapy with evaluation and management visit, 30 minutes 229 56 $66

In context: peer comparison

Among 88 peers in this city , average services per provider: 167. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$119
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Neurocrine Biosciences, Inc. 1 $119.21

By nature of payment

Food and Beverage
$119

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
827
Patients
134
Total drug cost
$23,254
Drug Type Claims Patients Total cost
Clonazepam Generic 93 22 $1,076
Escitalopram Oxalate Generic 89 19 $1,422
Bupropion Xl (Bupropion Hcl) Brand 86 26 $3,486
Quetiapine Fumarate Generic 68 0 $960
Alprazolam Generic 60 14 $460
Sertraline Hcl Generic 56 15 $1,442
Fluoxetine Hcl Generic 53 0 $1,405
Trazodone Hcl Generic 50 14 $779
Desvenlafaxine Succinate Er (Desvenlafaxine Succinate) Brand 49 0 $4,845
Zolpidem Tartrate Generic 48 0 $1,257

Frequently asked questions

Auto-generated from federal data
What is Dr. William Drell's medical specialty?
Dr. William Drell practices Psychiatry Physician in Houston, TX.
Where does Dr. William Drell practice?
Dr. William Drell practices at 909 Frostwood Dr, Houston, TX 770242301. Office phone: 7134644455.
What is Dr. William Drell's NPI?
Dr. William Drell's National Provider Identifier (NPI) is 1932184983, issued by NPPES.
Does Dr. William Drell accept Medicare assignment?
Dr. William Drell does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. William Drell commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Psychotherapy with evaluation and management visit (HCPCS 90833). Source: CMS Medicare Physician & Other Practitioners file.