Karen Ann Ragaini, M.D.
NPI 1831176270ActiveIndividual· Obstetrics & Gynecology· Phoenix, AZ
Obstetrics & Gynecology (M.D.) in Phoenix, Arizona, trained at University of California, Geffen School of Medicine (class of 1995). In 2024 Medicare paid $32,934 for 143 patients, and Part D covered 246 of their prescriptions, 85% of them generic. Astellas Pharma US Inc was the largest of 8 companies reporting payments in 2025, $219.77 in all, mostly food and beverage.
Overview
| NPI | 1831176270 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 28, 2005 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 27459 | AZ |
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 - Obstetrics/Gynecology (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 143 |
|---|---|
| Services billed | 351 across 23 procedure codes |
| Paid by Medicare | $32,934 |
Part D prescriptions in 2024
| Prescriptions (claims) | 246 · 485 30-day fills |
|---|---|
| Patients | 84 |
| Total drug cost | $17,817 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of California, Geffen School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Arizona OB GYN Affiliates PCChandler, AZ · 123 clinicians
Hospital affiliation
- Chandler Regional Medical CenterChandler, AZ
Industry payments (Open Payments)
- 2025$219.77 · 14 payments from 8 companies
- 2024$249.23 · 14 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $63.19 | 3 |
| Mayne Pharma Commercial LLC | $31.78 | 5 |
| Medtronic, Inc. | $31.08 | 1 |
| Biogen, Inc. | $24.69 | 1 |
| Pfizer Inc. | $20.48 | 1 |
What the 2025 payments were for
- Food and Beverage$219.77 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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