Tammy Javellana, F.N.P
NPI 1013112077ActiveIndividual· Nurse Practitioner, Family· Dyersburg, TN
Nurse Practitioner, Family (F.N.P) in Dyersburg, Tennessee, trained at Vanderbilt University School of Medicine (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $384,197 for 3,200 claims, against $3,714 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 4 companies reporting payments in 2025, $144.28 in all, mostly food and beverage.
Overview
| NPI | 1013112077 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | F.N.P |
| Sole proprietor | Yes |
| NPI issued | Jun 19, 2007 |
| Last updated in NPPES | Aug 14, 2024 |
| Certified by provider | Aug 14, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | APN10445 | TN |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Nurse Practitioner (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 58 |
|---|---|
| Services billed | 307 across 32 procedure codes |
| Paid by Medicare | $3,714 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,200 · 5,306 30-day fills |
|---|---|
| Patients | 257 |
| Total drug cost | $384,197 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Vanderbilt University School of Medicine |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Nurse Practitioner |
Medical groups
- Dyersburg Family Walk-In ClinicUnion City, TN · 25 clinicians
- Phoenix Health and WellnessDyersburg, TN · 2 clinicians
Hospital affiliations
- Baptist Memorial Hospital Union CityUnion City, TN
- Dyersburg Regional Medical CenterDyersburg, TN
Industry payments (Open Payments)
- 2025$144.28 · 8 payments from 4 companies
- 2024$237.22 · 12 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $58.80 | 3 |
| Abbvie Inc. | $36.66 | 2 |
| Janssen Pharmaceuticals, Inc | $32.25 | 2 |
| Lilly USA, LLC | $16.57 | 1 |
What the 2025 payments were for
- Food and Beverage$144.28 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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