Lesley Thao, - Medicare Occupational Therapist in Oshkosh, WI

Lesley Thao, is a medicare enrolled "Occupational Therapist" provider in Oshkosh, Wisconsin. It graduated from medical school in 2025 and has 1 years of diverse experience with area of expertise as Occupational Therapist In Private Practice. It is a member of the group practice Oasis Therapy Services Llc and their current practice location is 631 Hazel St, Oshkosh, Wisconsin. You can reach out to their office (for appointments etc.) via phone at (920) 252-4442.

Lesley Thao is licensed to practice in NU (license number ) and it also participates in the medicare program. It accepts medicare assignments (which means it accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and their NPI Number is 1255257853.

Contact Information

Lesley Thao,
631 Hazel St,
Oshkosh, WI 54901-4600
(920) 252-4442
(920) 252-4460

Map and Direction




Healthcare Provider's Profile

Full NameLesley Thao
GenderFacility
SpecialityOccupational Therapist In Private Practice
Experience1 Years
Location631 Hazel St, Oshkosh, Wisconsin
Accepts Medicare AssignmentsYes. It accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Lesley Thao graduated from medical school in 2025
  NPI Data:
  • NPI Number: 1255257853
  • Provider Enumeration Date: 06/26/2026
  • Last Update Date: 06/26/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 8224502703
  • Enrollment ID: I20260706003843

Medical Identifiers

Medical identifiers for Lesley Thao such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1255257853NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
225X00000XOccupational Therapist (NU)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Oasis Therapy Services Llc832542797473

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Lesley Thao is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Lesley Thao,
631 Hazel St,
Oshkosh, WI 54901-4600

Ph: (920) 252-4442
Lesley Thao,
631 Hazel St,
Oshkosh, WI 54901-4600

Ph: (920) 252-4442

Reviews and Comments


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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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