Caitlin Amanda Massey, APRN-CNP
NPI 1528600350ActiveIndividual· Nurse Practitioner, Acute Care· Tulsa, OK
Nurse Practitioner, Acute Care (APRN-CNP) with St. John Physicians, Inc., practicing in Tulsa, Oklahoma. Their prescriptions cost Medicare Part D more than their services did: $228,563 for 1,097 claims, against $35,885 paid for services in 2024. Biosense Webster, Inc. was the largest of 4 companies reporting payments in 2025, $696.81 in all, mostly food and beverage. Lists Ascension St John Broken Arrow and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1528600350 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | APRN-CNP |
| Sole proprietor | No |
| NPI issued | Oct 14, 2019 |
| Last updated in NPPES | Mar 27, 2024 |
| Certified by provider | Mar 27, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | 113882 | OK |
| Nurse Practitioner, Family | 363LF0000X | 113882 | OK |
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 (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 258 |
|---|---|
| Services billed | 802 across 11 procedure codes |
| Paid by Medicare | $35,885 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,097 · 1,961 30-day fills |
|---|---|
| Patients | 219 |
| Total drug cost | $228,563 |
| Generic share | 71% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- St. John Physicians, Inc.Tulsa, OK · 259 clinicians
Hospital affiliations
- Ascension St John Broken ArrowBroken Arrow, OK
- Ascension St John Medical CenterTulsa, OK
- St John OwassoOwasso, OK
Industry payments (Open Payments)
- 2025$696.81 · 10 payments from 4 companies
- 2024$3,720 · 27 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Biosense Webster, Inc. | $541.72 | 7 |
| Abiomed | $118.66 | 1 |
| Pfizer Inc. | $21.92 | 1 |
| Medtronic, Inc. | $14.51 | 1 |
What the 2025 payments were for
- Food and Beverage$696.81 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 156 acute care nurse practitioners in Tulsa · All acute care nurse practitioners in Oklahoma