Doctor profile · Federal record

Dr. Tsilya Bass, M.D.

Psychiatry Physician (CMS: Psychiatry) · General Practice Physician · West Hollywood, CA

  • NPI 1841330800
  • Accepts Medicare
  • MIPS 0.0 / 100 · 2023
  • 56 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1111 N Fairfax Ave Ste 109
West Hollywood, CA 900465363
(323) 876-1500
fax (323) 876-1515

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
July 7, 2020
Year of graduation
1970 — 56 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
California #A63630
Medicaid
CA #00A636300

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841330800. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,075
Distinct HCPCS
10
Medicare allowed
$259,145
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 809 567 $105
90847 Family psychotherapy with patient, 50 minutes 529 312 $103
90832 Psychotherapy, 30 minutes 480 398 $80
97035 Application of ultrasound, each 15 minutes 244 13 $12
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 244 13 $24
97124 Therapy procedure using massage, each 15 minutes 238 13 $28
96132 Evaluation of neuropsychological test, first hour 159 159 $138
96146 Administration of psychological or neuropsychological test by single standardized instrument via electronic platform with automated result 157 156 $3
99483 Assessment of and care planning for patient with impaired thought processing, typically 60 minutes 123 123 $296
99484 Care management services for behavioral health conditions, 20 minutes or more clinical staff time directed by health care professional 68 67 $47

In context: peer comparison

Among 6 peers in this city , average services per provider: 161. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$8,692
Transactions
109
Manufacturers
11
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 42 $7,523.68
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 18 $316.42
Alkermes, Inc. 12 $214.19
Lundbeck LLC 11 $174.19
Almatica Pharma LLC 6 $129.45
Otsuka America Pharmaceutical, Inc. 6 $98.40
Bausch Health US, LLC 5 $89.53
IDORSIA PHARMACEUTICALS US INC 4 $62.89
Axsome Therapeutics, Inc. 3 $47.87
Janssen Pharmaceuticals, Inc 1 $20.32
Vanda Pharmaceuticals Inc. 1 $15.11

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$6,800
Food and Beverage
$1,892

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
40,082
Patients
4,610
Total drug cost
$3,356,449
Drug Type Claims Patients Total cost
Clonazepam Generic 4,824 510 $66,311
Donepezil Hcl Generic 4,719 550 $190,333
Lorazepam Generic 4,163 458 $55,594
Gabapentin Generic 3,921 420 $59,696
Trintellix (Vortioxetine Hydrobromide) Brand 3,762 412 $1,911,216
Memantine Hcl Er (Memantine Hcl) Brand 2,860 324 $709,362
Duloxetine Hcl Generic 2,840 295 $89,047
Zolpidem Tartrate Generic 2,557 342 $38,864
Meclizine Hcl Generic 2,383 296 $18,502
Buspirone Hcl Generic 2,217 255 $33,480

Frequently asked questions

Auto-generated from federal data
What is Dr. Tsilya Bass's medical specialty?
Dr. Tsilya Bass practices Psychiatry Physician in West Hollywood, CA.
Where does Dr. Tsilya Bass practice?
Dr. Tsilya Bass practices at 1111 N Fairfax Ave Ste 109, West Hollywood, CA 900465363. Office phone: 3238761500.
What is Dr. Tsilya Bass's NPI?
Dr. Tsilya Bass's National Provider Identifier (NPI) is 1841330800, issued by NPPES.
Does Dr. Tsilya Bass accept Medicare assignment?
Yes. Dr. Tsilya Bass accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tsilya Bass commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Family psychotherapy with patient (HCPCS 90847); Psychotherapy (HCPCS 90832). Source: CMS Medicare Physician & Other Practitioners file.