Cecilia Hsia, M.D
NPI 1437289246 · Psychiatry Physician · Norwalk, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cecilia Hsia, M.D is a Psychiatry Physician provider in Norwalk, CA (NPI 1437289246).
Provider details
- NPI number
- 1437289246
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- A76124 (CA)
Specialties & taxonomies
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
22 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) |
|---|---|---|
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 22 | $139 |
Typical Medicare-allowed amounts for these services range $139–$139 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 62 |
| Aripiprazolebrand: Abilify Maintena | 39 |
| Haloperidol Decanoate | 36 |
| Fluoxetine Hcl | 34 |
| Benztropine Mesylate | 33 |
| Quetiapine Fumarate | 28 |
| Sertraline Hcl | 23 |
| Lithium Carbonate | 19 |
| Trazodone Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$226 across 2 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
- 2007-03-07
- Last updated
- 2013-08-07
Frequently asked questions
- What is Cecilia Hsia's NPI number?
- Cecilia Hsia's National Provider Identifier (NPI) is 1437289246, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cecilia Hsia's specialty?
- Cecilia Hsia is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Cecilia Hsia located?
- Cecilia Hsia's practice location on file with NPPES is 11401 Bloomfield, Norwalk, CA 90650.
- What is Cecilia Hsia's phone number?
- The practice phone number listed in the NPPES registry for Cecilia Hsia is (626) 961-8971.
- Does Cecilia Hsia accept Medicare?
- Cecilia Hsia is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cecilia Hsia's NPI active?
- Yes — Cecilia Hsia's NPI (1437289246) is active in the NPPES registry as of the last update on 2013-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.