Quick answers
- Where does Mark Lejsek see patients?
- Medicare's clinician data lists 1 practice location in The Woodlands, TX. Call before your visit to confirm the address.
- What is Mark Lejsek's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Mark Lejsek accept Medicare assignment?
- Medicare's clinician data says Mark Lejsek may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- Does Mark Lejsek offer telehealth?
- Medicare's clinician data says Mark Lejsek offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mark Lejsek?
- (281) 367-1015, as listed in official Medicare / NPI Registry data.
- What is Mark Lejsek's NPI number?
- 1891016010. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Mark Lejsek is enrolled with Medicare (CMS data updated 2026-10-02).
- 8701 New Trails Dr, Suite 150The Woodlands, TX 77381 (281) 367‑1015
Group practices
Medicare enrollment lists Mark Lejsek as a member of this group (CMS data updated 2026-10-02).
- Family Psychiatry of The Woodlands PA5 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in The Woodlands
Clinicians with the same Medicare primary specialty in The Woodlands, TX — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1891016010 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians