Sheila Cai, MD
NPI 1780625012 · Psychiatry Physician · San Marcos, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sheila Cai, MD is a Psychiatry Physician provider in San Marcos, CA (NPI 1780625012).
Provider details
- NPI number
- 1780625012
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 31789 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
4 documented practice locations
- 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 · 36 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 147 | 25 |
| Quetiapine Fumarate | 136 | 20 |
| Bupropion Hclbrand: Bupropion Xl | 131 | 18 |
| Aripiprazole | 126 | 19 |
| Escitalopram Oxalate | 116 | 16 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 89 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,919 across 62 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
Additional practice locations (3)
- 570 W Brown RdMesa, AZ 85201-3227Phone: (602) 470-5520Fax: (480) 649-0783
- 2500 Marconi Ave Ste 100Sacramento, CA 95821-4856Phone: (916) 485-4175
- 1 Prestera WayHuntington, WV 25705-2069Phone: (304) 525-7851Fax: (304) 525-1073
Registry dates
- Enumerated
- 2006-06-09
- Last updated
- 2024-09-17
- Certified
- 2024-09-17
Frequently asked questions
- What is Sheila Cai's NPI number?
- Sheila Cai's National Provider Identifier (NPI) is 1780625012, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sheila Cai's specialty?
- Sheila Cai is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Sheila Cai located?
- Sheila Cai's practice location on file with NPPES is 150 Valpreda Rd, San Marcos, CA 92069-2973.
- What is Sheila Cai's phone number?
- The practice phone number listed in the NPPES registry for Sheila Cai is (760) 736-6767.
- Does Sheila Cai accept Medicare?
- Sheila Cai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sheila Cai's NPI active?
- Yes — Sheila Cai's NPI (1780625012) is active in the NPPES registry as of the last update on 2024-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.