Quick answers
- Which hospitals does Matthew G. Pyenta work at?
- Medicare's official clinician data lists Matthew G. Pyenta at 5 hospitals: Central Maine Medical Center, Maine General Medical Center, MaineHealth Franklin Hospital, MaineHealth Stephens Hospital and St Mary's Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Matthew G. Pyenta see patients?
- Medicare's clinician data lists 2 practice locations, including Lewiston, ME. Call before your visit to confirm the address.
- What is Matthew G. Pyenta's specialty?
- Medicare lists Nephrology as the primary specialty.
- Does Matthew G. Pyenta accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew G. Pyenta accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Matthew G. Pyenta?
- (207) 783-1449, as listed in official Medicare / NPI Registry data.
- What is Matthew G. Pyenta's NPI number?
- 1386628063. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Matthew G. Pyenta works
Medicare's Facility Affiliation Data lists Matthew G. Pyenta at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Central Maine Medical CenterLewiston, ME · Acute Care Hospital · CCN 200024
- Maine General Medical CenterAugusta, ME · Acute Care Hospital · CCN 200039
- MaineHealth Franklin HospitalFarmington, ME · Critical Access Hospital · CCN 201316
- MaineHealth Stephens HospitalNorway, ME · Critical Access Hospital · CCN 201315
- St Mary's Regional Medical CenterLewiston, ME · Acute Care Hospital · CCN 200034
Practice locations
Addresses where Matthew G. Pyenta is enrolled with Medicare (CMS data updated 2026-10-02).
- 710 Main StLewiston, ME 04240 (207) 783‑1449
- 710 Main St, AssociatesLewiston, ME 04240
Group practices
Medicare enrollment lists Matthew G. Pyenta as a member of this group (CMS data updated 2026-10-02).
- Nephrology Associates of Central Maine6 clinicians in the group
Specialties
- Nephrologyprimary
Other nephrologists in Maine
Clinicians with the same Medicare primary specialty in Maine — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1386628063 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians