Tsilya Bass, M.D.
NPI 1841330800 · Psychiatry Physician · West Hollywood, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tsilya Bass, M.D. is a Psychiatry Physician provider in West Hollywood, CA (NPI 1841330800).
Provider details
- NPI number
- 1841330800
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A63630 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,438 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Psychotherapy, 45 Minutes90834 | 910 | $100 |
| Family Psychotherapy With Patient, 50 Minutes90847 | 563 | $98 |
| Psychotherapy, 30 Minutes90832 | 516 | $76 |
| Therapy Procedure Using Massage, Each 15 Minutes97124 | 306 | $26 |
| Application of Ultrasound, Each 15 Minutes97035 | 304 | $11 |
| Therapy Procedure Using Exercise to Develop Strength, Endurance, Range of Motion, and Flexibility, Each 15 Minutes97110 | 304 | $22 |
| Electrical Stimulation (unattended), to One Or More Areas for Indication(s) Other Than Wound Care, As Part of a Therapy Plan of Care |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 94 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 3,900 | 444 |
| Gabapentin | 3,774 | 395 |
| Donepezil Hcl | 3,587 | 405 |
| Lorazepam | 3,503 | 418 |
| Memantine Hclbrand: Memantine Hcl Er | 3,214 | 352 |
| Duloxetine Hcl | 2,878 | 299 |
| Vortioxetine Hydrobromidebrand: Trintellix | 2,693 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$8,692 across 109 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-07
- Last updated
- 2020-07-07
- Certified
- 2020-07-07
Frequently asked questions
- What is Tsilya Bass's NPI number?
- Tsilya Bass's National Provider Identifier (NPI) is 1841330800, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tsilya Bass's specialty?
- Tsilya Bass is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Tsilya Bass located?
- Tsilya Bass's practice location on file with NPPES is 1111 N Fairfax Ave Ste 109, West Hollywood, CA 90046-5363.
- What is Tsilya Bass's phone number?
- The practice phone number listed in the NPPES registry for Tsilya Bass is (323) 876-1500.
- Does Tsilya Bass accept Medicare?
- Tsilya Bass is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tsilya Bass's NPI active?
- Yes — Tsilya Bass's NPI (1841330800) is active in the NPPES registry as of the last update on 2020-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.