Huaiyu Yang, MD
NPI 1043346729 · Psychiatry Physician · San Mateo, CA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Huaiyu Yang, MD is a Psychiatry Physician provider in San Mateo, CA (NPI 1043346729).
Provider details
- NPI number
- 1043346729
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A107733 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Mirtazapine | 144 | 43 |
| Sertraline Hcl | 130 | 33 |
| Quetiapine Fumarate | 85 | 21 |
| Aripiprazole | 52 | 13 |
| Doxepin Hcl | 41 | 15 |
| Escitalopram Oxalate | 38 | 14 |
| Fluoxetine Hcl | 32 |
Practice location
Mailing address
Additional practice locations (2)
- 1941 Ofarrell St Ste 106San Mateo, CA 94403-1374Phone: (650) 339-6870
- Massachusetts General Hospital55 Fruit StreetBoston, MA 02114Phone: (617) 726-2066
Registry dates
- Enumerated
- 2007-02-26
- Last updated
- 2023-10-18
- Certified
- 2023-10-18
Frequently asked questions
- What is Huaiyu Yang's NPI number?
- Huaiyu Yang's National Provider Identifier (NPI) is 1043346729, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Huaiyu Yang's specialty?
- Huaiyu Yang is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Huaiyu Yang located?
- Huaiyu Yang's practice location on file with NPPES is 222 W 39th Ave, San Mateo, CA 94403-4364.
- What is Huaiyu Yang's phone number?
- The practice phone number listed in the NPPES registry for Huaiyu Yang is (650) 573-2426.
- Does Huaiyu Yang accept Medicare?
- Huaiyu Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Huaiyu Yang's NPI active?
- Yes — Huaiyu Yang's NPI (1043346729) is active in the NPPES registry as of the last update on 2023-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.