Julie Ann Messina, PA
NPI 1790811065ActiveIndividual· Physician Assistant· Lone Tree, CO
Physician Assistant (PA) with Rocky Mountain Cancer Centers LLP, practicing in Lone Tree, Colorado. Their prescriptions cost Medicare Part D more than their services did: $242,992 for 286 claims, against $4,751 paid for services in 2024. Springworks Therapeutics, Inc. was the largest of 17 companies reporting payments in 2025, $9,177 in all, mostly speaking and faculty fees. Lists Saint Joseph Hospital as a hospital affiliation.
Overview
| NPI | 1790811065 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Feb 23, 2007 |
| Last updated in NPPES | Feb 17, 2025 |
| Certified by provider | Feb 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA.0005093 | CO |
| Physician Assistant | 363A00000X | PA16195 | CA |
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 (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 49 |
|---|---|
| Services billed | 538 across 5 procedure codes |
| Paid by Medicare | $4,751 |
Part D prescriptions in 2024
| Prescriptions (claims) | 286 · 375 30-day fills |
|---|---|
| Patients | 88 |
| Total drug cost | $242,992 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Rocky Mountain Cancer Centers LLPDenver, CO · 132 clinicians
Hospital affiliation
- Saint Joseph HospitalDenver, CO
Industry payments (Open Payments)
- 2025$9,177 · 68 payments from 17 companies
- 2024$1,058 · 8 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Springworks Therapeutics, Inc. | $3,039 | 13 |
| Stemline Therapeutics Inc. | $2,671 | 13 |
| Janssen Biotech, Inc. | $1,181 | 8 |
| Novartis Pharmaceuticals Corporation | $780.00 | 1 |
| Daiichi Sankyo Inc. | $634.37 | 5 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$4,938 · 7 payments
- Consulting Fee$2,080 · 4 payments
- Food and Beverage$1,766 · 45 payments
- Education$326.62 · 8 payments
- Travel and Lodging$67.25 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 79 physician assistants in Lone Tree · All physician assistants in Colorado