Lance Lehman, MD
NPI 1144801440 · Psychiatry Physician · Orange, CA
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lance Lehman, MD is a Psychiatry Physician provider in Orange, CA (NPI 1144801440).
Provider details
- NPI number
- 1144801440
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A186392 (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
5 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 · 28 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 72 | 13 |
| Quetiapine Fumarate | 69 | 12 |
| Trazodone Hcl | 61 | 14 |
| Mirtazapine | 47 | 11 |
| Clozapine | 46 | — |
| Fluoxetine Hcl | 43 | — |
| Lurasidone Hcl | 39 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-04-19
- Last updated
- 2023-11-01
- Certified
- 2023-11-01
Frequently asked questions
- What is Lance Lehman's NPI number?
- Lance Lehman's National Provider Identifier (NPI) is 1144801440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lance Lehman's specialty?
- Lance Lehman is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Lance Lehman located?
- Lance Lehman's practice location on file with NPPES is 3800 W Chapman Ave Ste 500, Orange, CA 92868-1638.
- What is Lance Lehman's phone number?
- The practice phone number listed in the NPPES registry for Lance Lehman is (954) 599-0550.
- Does Lance Lehman accept Medicare?
- Lance Lehman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lance Lehman's NPI active?
- Yes — Lance Lehman's NPI (1144801440) is active in the NPPES registry as of the last update on 2023-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.