Nan Zhao, MD
NPI 1326675158 · Psychiatry Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nan Zhao, MD is a Psychiatry Physician provider in Saint Louis, MO (NPI 1326675158).
Provider details
- NPI number
- 1326675158
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 2024010330 (MO)
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
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 40 | 22 |
| Bupropion Hclbrand: Bupropion Xl | 31 | — |
| Sertraline Hcl | 30 | — |
| Mirtazapine | 26 | — |
| Escitalopram Oxalate | 23 | 13 |
| Buspirone Hcl | 22 | — |
| Quetiapine Fumarate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-03-23
- Last updated
- 2025-08-28
- Certified
- 2025-08-28
Frequently asked questions
- What is Nan Zhao's NPI number?
- Nan Zhao's National Provider Identifier (NPI) is 1326675158, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nan Zhao's specialty?
- Nan Zhao is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Nan Zhao located?
- Nan Zhao's practice location on file with NPPES is 3309 S Kingshighway Blvd, Saint Louis, MO 63139-1101.
- What is Nan Zhao's phone number?
- The practice phone number listed in the NPPES registry for Nan Zhao is (314) 206-3700.
- Does Nan Zhao accept Medicare?
- Nan Zhao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nan Zhao's NPI active?
- Yes — Nan Zhao's NPI (1326675158) is active in the NPPES registry as of the last update on 2025-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.