Laishang Zhang, M.D.
NPI 1235143942 · Psychiatry Physician · Festus, MO
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Laishang Zhang, M.D. is a Psychiatry Physician provider in Festus, MO (NPI 1235143942).
Provider details
- NPI number
- 1235143942
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2002028080 (MO)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,400 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 2,081 | $75 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 853 | $113 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 225 | $165 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 198 | $109 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 25 | $77 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 18 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 41 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 197 | 148 |
| Gabapentin | 162 | 109 |
| Olanzapine | 160 | 102 |
| Fluoxetine Hcl | 147 | 102 |
| Clonazepam | 133 | 117 |
| Trazodone Hcl | 117 | 94 |
| Lisinopril | 53 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$121 across 1 record (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 (1)
- 615 S New Ballas RdSaint Louis, MO 63141-8221Phone: (314) 251-6663
Registry dates
- Enumerated
- 2006-07-28
- Last updated
- 2024-10-22
- Certified
- 2024-10-22
Frequently asked questions
- What is Laishang Zhang's NPI number?
- Laishang Zhang's National Provider Identifier (NPI) is 1235143942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Laishang Zhang's specialty?
- Laishang Zhang is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Laishang Zhang located?
- Laishang Zhang's practice location on file with NPPES is 1400 US Highway 61, Festus, MO 63028-4100.
- What is Laishang Zhang's phone number?
- The practice phone number listed in the NPPES registry for Laishang Zhang is (314) 251-6663.
- Does Laishang Zhang accept Medicare?
- Laishang Zhang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Laishang Zhang's NPI active?
- Yes — Laishang Zhang's NPI (1235143942) is active in the NPPES registry as of the last update on 2024-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.