Quick answers
- Which hospitals does Shannon Griffin work at?
- Medicare's official clinician data lists Shannon Griffin at 3 hospitals: Heywood Hospital -, Lowell General Hospital and Mount Auburn Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Shannon Griffin see patients?
- Medicare's clinician data lists 4 practice locations, including Gardner, MA, Andover, MA and Lowell, MA. Call before your visit to confirm the address.
- What is Shannon Griffin's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does Shannon Griffin accept Medicare assignment?
- Yes. Medicare's clinician data says Shannon Griffin 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 Shannon Griffin?
- (978) 632-3420, as listed in official Medicare / NPI Registry data.
- What is Shannon Griffin's NPI number?
- 1447459573. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Shannon Griffin works
Medicare's Facility Affiliation Data lists Shannon Griffin at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Heywood Hospital -Gardner, MA · Acute Care Hospital · CCN 220095
- Lowell General HospitalLowell, MA · Acute Care Hospital · CCN 220063
- Mount Auburn HospitalCambridge, MA · Acute Care Hospital · CCN 220002
Practice locations
Addresses where Shannon Griffin is enrolled with Medicare (CMS data updated 2026-10-02).
- 242 Green StGardner, MA 01440 (978) 632‑3420
- 300 Federal St, Suite 103Andover, MA 01810 (978) 459‑6737
- 33 Bartlett St, Suite 203Lowell, MA 01852 (978) 689‑4601
- 330 Mount Auburn StCambridge, MA 02138 (781) 453‑7300
Group practices
Medicare enrollment lists Shannon Griffin as a member of these groups (CMS data updated 2026-10-02).
- Associated Physicians of Harvard Medical Faculty Physicians at Beth Is565 clinicians in the group
- Henry Heywood Memorial Hospital115 clinicians in the group
- Lowell Anesthesiology Service Inc101 clinicians in the group
- Integrated Gastroenterology Consultants, P.C.38 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Massachusetts →
Other nurse anesthetists in Gardner
Clinicians with the same Medicare primary specialty in Gardner, MA — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2007 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1447459573 |
| 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