Darin Craig Sparkman, MD
NPI 1770527566ActiveIndividual· Obstetrics & Gynecology· Shawnee, OK
Obstetrics & Gynecology (MD) in Shawnee, Oklahoma, trained at University of Oklahoma College of Medicine (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $22,339 for 206 claims, against $12,111 paid for services in 2024. Organon LLC was the largest of 4 companies reporting payments in 2025, $111.26 in all, mostly food and beverage.
Overview
| NPI | 1770527566 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 15, 2006 |
| Last updated in NPPES | Nov 11, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 18899 | 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 - Obstetrics/Gynecology (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 87 |
|---|---|
| Services billed | 141 across 31 procedure codes |
| Paid by Medicare | $12,111 |
Part D prescriptions in 2024
| Prescriptions (claims) | 206 · 414 30-day fills |
|---|---|
| Patients | 69 |
| Total drug cost | $22,339 |
| Generic share | 68% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Saints Medical Group, LLCOklahoma City, OK · 435 clinicians
Hospital affiliation
- Ssm Health St Anthony Hospital - ShawneeShawnee, OK
Industry payments (Open Payments)
- 2025$111.26 · 6 payments from 4 companies
- 2024$20.38 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $49.01 | 3 |
| Coopersurgical, Inc. | $22.91 | 1 |
| Pfizer Inc. | $20.23 | 1 |
| Meditrina | $19.11 | 1 |
What the 2025 payments were for
- Food and Beverage$111.26 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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