Ana Mercedes Roca Mattei, M.D.
NPI 1144485145ActiveIndividual· Internal Medicine· Holyoke, MA
Internal Medicine (M.D.) with Western Mass Physician Associates Inc, practicing in Holyoke, Massachusetts. Their prescriptions cost Medicare Part D more than their services did: $2,407,138 for 20,293 claims, against $29,862 paid for services in 2024. Tactile Systems Technology Inc reported $19.56 in payments in 2024, mostly food and beverage. Lists Baystate Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1144485145 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 20, 2008 |
| Last updated in NPPES | Feb 14, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 252723 | MA |
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 - Internal Medicine (MA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 226 |
|---|---|
| Services billed | 779 across 28 procedure codes |
| Paid by Medicare | $29,862 |
Part D prescriptions in 2024
| Prescriptions (claims) | 20,293 · 37,283 30-day fills |
|---|---|
| Patients | 1,000 |
| Total drug cost | $2,407,138 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Western Mass Physician Associates IncHolyoke, MA · 71 clinicians
Hospital affiliations
- Baystate Medical CenterSpringfield, MA
- Holyoke Medical CenterHolyoke, MA
Other facilities
- Elara CaringHome health agency · Braintree, MA
- Holyoke Visiting Nurse AssocHome health agency · Holyoke, MA
- Lucky Medical Home Care LLCHome health agency · West Springfield, MA
Industry payments (Open Payments)
- 2024$19.56 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Tactile Systems Technology Inc | $19.56 | 1 |
What the 2024 payments were for
- Food and Beverage$19.56 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 41 internal medicine physicians in Holyoke · All internal medicine physicians in Massachusetts