Quick answers
- Which hospitals does Mark Wallace work at?
- Medicare's official clinician data lists Mark Wallace at 4 hospitals: Commonwealth Health Center, Lincolnhealth, Maine General Medical Center and MaineHealth Pen Bay Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Wallace see patients?
- Medicare's clinician data lists 4 practice locations, including Saipan, MP, Rockport, ME and Portland, ME. Call before your visit to confirm the address.
- What is Mark Wallace's specialty?
- Medicare lists Otolaryngology as the primary specialty.
- Does Mark Wallace accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Wallace 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 Mark Wallace?
- (670) 234-8950, as listed in official Medicare / NPI Registry data.
- What is Mark Wallace's NPI number?
- 1952591828. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark Wallace works
Medicare's Facility Affiliation Data lists Mark Wallace at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Commonwealth Health CenterGarapan, MP · Acute Care Hospital · CCN 660001
- LincolnhealthDamariscotta, ME · Critical Access Hospital · CCN 201302
- Maine General Medical CenterAugusta, ME · Acute Care Hospital · CCN 200039
- MaineHealth Pen Bay HospitalRockport, ME · Acute Care Hospital · CCN 200063
Practice locations
Addresses where Mark Wallace is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Lower Navy Hill RdSaipan, MP 96950 (670) 234‑8950
- 15 Anchor DrRockport, ME 04856
- 22 Bramhall StPortland, ME 04102
- 6 Glen Cove DrRockport, ME 04856
Group practices
Medicare enrollment lists Mark Wallace as a member of these groups (CMS data updated 2026-10-02).
- MaineHealth2,633 clinicians in the group
- Commonwealth Healthcare Corporation79 clinicians in the group
Specialties
- Otolaryngologyprimary
Find other Otolaryngology doctors in Northern Mariana Islands →
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1952591828 |
| 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