Tracy Stephanie Estes, PHD, DNP, RN, FNP-BC
NPI 1194919506ActiveIndividual· Nurse Practitioner, Family· Wilmington, DE
Nurse Practitioner, Family (PHD, DNP, RN, FNP-BC) with Asthma and Allergy Associates PC, practicing in Wilmington, Delaware. Their prescriptions cost Medicare Part D more than their services did: $1,082,930 for 149 claims, against $3,478 paid for services in 2024. Pharming Healthcare, Inc. was the largest of 20 companies reporting payments in 2025, $13,846 in all, mostly consulting fees.
Overview
| NPI | 1194919506 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PHD, DNP, RN, FNP-BC |
| Sole proprietor | No |
| NPI issued | Aug 29, 2007 |
| Last updated in NPPES | Mar 28, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | LG-0000689 | DE |
| Nurse Practitioner, Family | 363LF0000X | AC002617 | MD |
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 - Nurse Practitioner (DE); Practitioner - Nurse Practitioner (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 33 |
|---|---|
| Services billed | 175 across 16 procedure codes |
| Paid by Medicare | $3,478 |
Part D prescriptions in 2024
| Prescriptions (claims) | 149 · 213 30-day fills |
|---|---|
| Patients | 38 |
| Total drug cost | $1,082,930 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Asthma and Allergy Associates PCGlen Mills, PA · 4 clinicians
Industry payments (Open Payments)
- 2025$13,846 · 150 payments from 20 companies
- 2024$15,051 · 107 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pharming Healthcare, Inc. | $11,408 | 50 |
| Genzyme Corporation | $386.87 | 9 |
| Astrazeneca Pharmaceuticals LP | $363.26 | 20 |
| Glaxosmithkline, LLC. | $289.91 | 11 |
| Csl Behring | $231.13 | 9 |
What the 2025 payments were for
- Consulting Fee$7,152 · 7 payments
- Food and Beverage$3,320 · 116 payments
- Travel and Lodging$3,273 · 26 payments
- Education$99.95 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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