Maria Lucila Sison Llanes, M.D.
NPI 1235181454 · Psychiatry Physician · West Covina, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Lucila Sison Llanes, M.D. is a Psychiatry Physician provider in West Covina, CA (NPI 1235181454).
Provider details
- NPI number
- 1235181454
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A80090 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Mirtazapine | 187 | 15 |
| Olanzapinebrand: Olanzapine Odt | 184 | 13 |
| Benztropine Mesylate | 149 | 11 |
| Clonazepam | 148 | 11 |
| Quetiapine Fumarate | 144 | — |
| Lurasidone Hcl | 143 | — |
| Escitalopram Oxalate | 108 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$175 across 8 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
- 2006-05-16
- Last updated
- 2015-07-22
Frequently asked questions
- What is Maria Lucila Sison Llanes's NPI number?
- Maria Lucila Sison Llanes's National Provider Identifier (NPI) is 1235181454, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Lucila Sison Llanes's specialty?
- Maria Lucila Sison Llanes is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Lucila Sison Llanes located?
- Maria Lucila Sison Llanes's practice location on file with NPPES is 1515 W Cameron Ave Ste 202, West Covina, CA 91790-2734.
- What is Maria Lucila Sison Llanes's phone number?
- The practice phone number listed in the NPPES registry for Maria Lucila Sison Llanes is (626) 814-0500.
- Does Maria Lucila Sison Llanes accept Medicare?
- Maria Lucila Sison Llanes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Lucila Sison Llanes's NPI active?
- Yes — Maria Lucila Sison Llanes's NPI (1235181454) is active in the NPPES registry as of the last update on 2015-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.