Lisa Marie Shallenberger, MMS, PA-C
NPI 1366969578ActiveIndividual· Physician Assistant· Lake Mary, FL
Physician Assistant (MMS, PA-C) with Mava Healthcare Systems LLC, practicing in Lake Mary, Florida. Their prescriptions cost Medicare Part D more than their services did: $253,323 for 3,103 claims, against $7,516 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 12 companies reporting payments in 2025, $2,357 in all, mostly food and beverage.
Overview
| NPI | 1366969578 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MMS, PA-C |
| Sole proprietor | No |
| NPI issued | Aug 28, 2017 |
| Last updated in NPPES | Jul 3, 2024 |
| Certified by provider | Jul 3, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA9110578 | FL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physician Assistant (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 20 |
|---|---|
| Services billed | 102 across 9 procedure codes |
| Paid by Medicare | $7,516 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,103 · 3,855 30-day fills |
|---|---|
| Patients | 202 |
| Total drug cost | $253,323 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Mava Healthcare Systems LLCKissimmee, FL · 7 clinicians
Industry payments (Open Payments)
- 2025$2,357 · 88 payments from 12 companies
- 2024$3,970 · 142 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $598.52 | 23 |
| Neurocrine Biosciences, Inc. | $509.85 | 15 |
| Abbvie Inc. | $344.27 | 14 |
| Otsuka America Pharmaceutical, Inc. | $261.29 | 4 |
| Vanda Pharmaceuticals Inc. | $216.12 | 8 |
What the 2025 payments were for
- Food and Beverage$2,357 · 88 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 31 physician assistants in Lake Mary · All physician assistants in Florida