Doctor profile · Federal record

Dr. Hayley Maislos, MD

Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Bellaire, TX

  • NPI 1225292527
  • Accepts Medicare
  • 18 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5959 West Loop South Suite 600
Bellaire, TX 77401
(713) 669-0303
fax (713) 669-0704
Mailing address
7777 South West Freeway Suite 900 B
Houston, TX 77074

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State licenses (2)
Texas #P2724 · Texas #BP10030739

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225292527. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
588
Distinct HCPCS
4
Medicare allowed
$44,197
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 395 108 $74
90833 Psychotherapy with evaluation and management visit, 30 minutes 136 52 $66
99214 Established patient office or other outpatient visit, 30-39 minutes 35 27 $121
90836 Psychotherapy with evaluation and management visit, 45 minutes 22 14 $86

In context: peer comparison

Among 2 peers in this city , average services per provider: 162. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,518
Transactions
121
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 14 $361.41
ABBVIE INC. 15 $281.81
Corium, LLC 15 $268.24
Bausch Health US, LLC 19 $252.44
Neurocrine Biosciences, Inc. 9 $229.44
Takeda Pharmaceuticals U.S.A., Inc. 11 $229.19
Lundbeck LLC 8 $223.90
Otsuka America Pharmaceutical, Inc. 8 $169.39
Teva Pharmaceuticals USA, Inc. 5 $123.98
Janssen Pharmaceuticals, Inc 5 $113.69
Tris Pharma Inc 4 $62.07
Alkermes, Inc. 2 $51.99
IDORSIA PHARMACEUTICALS US INC 3 $46.38
Supernus Pharmaceuticals, Inc. 1 $37.70
Noven Therapeutics, LLC 2 $35.07

By nature of payment

Food and Beverage
$2,517
Education
$1

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,531
Patients
312
Total drug cost
$183,307
Drug Type Claims Patients Total cost
Clonazepam Generic 226 42 $2,816
Duloxetine Hcl Generic 173 32 $5,546
Trazodone Hcl Generic 117 32 $1,685
Lorazepam Generic 99 23 $1,058
Lamotrigine Generic 97 19 $2,005
Zolpidem Tartrate Generic 97 19 $748
Aripiprazole Generic 96 14 $10,807
Bupropion Xl (Bupropion Hcl) Brand 90 19 $2,595
Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) Brand 84 20 $3,859
Venlafaxine Hcl Er (Venlafaxine Hcl) Brand 82 18 $2,033

Frequently asked questions

Auto-generated from federal data
What is Dr. Hayley Maislos's medical specialty?
Dr. Hayley Maislos practices Psychiatry Physician in Bellaire, TX.
Where does Dr. Hayley Maislos practice?
Dr. Hayley Maislos practices at 5959 West Loop South Suite 600, Bellaire, TX 77401. Office phone: 7136690303.
What is Dr. Hayley Maislos's NPI?
Dr. Hayley Maislos's National Provider Identifier (NPI) is 1225292527, issued by NPPES.
Does Dr. Hayley Maislos accept Medicare assignment?
Yes. Dr. Hayley Maislos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hayley Maislos 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); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.