Ana V. Castellanos Mendez, M.D.
NPI 1003169814ActiveIndividual· Family Medicine, Geriatric Medicine· Concord, NH
Family Medicine, Geriatric Medicine (M.D.) with Concord Hospital Inc, practicing in Concord, New Hampshire. Their prescriptions cost Medicare Part D more than their services did: $224,301 for 3,836 claims, against $32,353 paid for services in 2024. Lists Concord Hospital as a hospital affiliation.
Overview
| NPI | 1003169814 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 17, 2012 |
| Last updated in NPPES | Oct 12, 2021 |
| Certified by provider | Oct 12, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine, Geriatric Medicine Primary | 207QG0300X | 21643 | NH |
| Family Medicine | 207Q00000X | MT202492 | PA |
| Family Medicine | 207Q00000X | 21643 | NH |
| Family Medicine, Geriatric Medicine | 207QG0300X | MD456243 | PA |
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 - Family Practice (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 138 |
|---|---|
| Services billed | 367 across 13 procedure codes |
| Paid by Medicare | $32,353 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,836 · 3,923 30-day fills |
|---|---|
| Patients | 115 |
| Total drug cost | $224,301 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Family Practice |
| Secondary specialties | Geriatric Medicine |
Medical group
- Concord Hospital IncConcord, NH · 567 clinicians
Hospital affiliation
- Concord HospitalConcord, NH
Other facilities
- Granite Vna, IncHome health agency · Concord, NH
- Amedisys Hospice CareHospice · Bedford, NH
- Granite Vna, Inc.Hospice · Concord, NH
- Moravian Hall Square Health and Wellness CenterNursing home · Nazareth, PA
- Presidential OaksNursing home · Concord, NH
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records