Jennifer Ann Adey, MD
NPI 1417202508ActiveIndividual· Obstetrics & Gynecology· Pleasanton, CA
Obstetrics & Gynecology (MD) with Billings Clinic Specialty Supplies and Services, LLC, practicing in Pleasanton, California. Mostly services rather than prescriptions: Medicare paid $4,549 for 36 patients in 2024, with only 24 Part D claims. Dexcom, Inc. reported $22.86 in payments in 2025, mostly food and beverage. Lists Billings Clinic Hospital as a hospital affiliation.
Overview
| NPI | 1417202508 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 16, 2012 |
| Last updated in NPPES | Jun 30, 2023 |
| Certified by provider | Jun 30, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | A121129 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Obstetrics/Gynecology (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 36 |
|---|---|
| Services billed | 57 across 14 procedure codes |
| Paid by Medicare | $4,549 |
Part D prescriptions in 2024
| Prescriptions (claims) | 24 · 38 30-day fills |
|---|---|
| Patients | 14 |
| Total drug cost | $1,458 |
| Generic share | 71% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Billings Clinic Specialty Supplies and Services, LLCBillings, MT · 824 clinicians
Hospital affiliation
- Billings Clinic HospitalBillings, MT
Industry payments (Open Payments)
- 2025$22.86 · 1 payment from 1 company
- 2024$15.54 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Dexcom, Inc. | $22.86 | 1 |
What the 2025 payments were for
- Food and Beverage$22.86 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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