Quick answers
- Does Tina M. Griffin accept Medicare assignment?
- Yes. Medicare's clinician data says Tina M. Griffin accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Tina M. Griffin see?
- In 2024, CMS data shows 66 Original Medicare patients and 256 services for Tina M. Griffin. This counts Original Medicare only and measures volume, not quality.
- What is Tina M. Griffin's NPI number?
- 1295722072. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Tina M. Griffin, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 66 |
|---|---|
| Services billed to Medicare | 256 |
| Different services or procedures | 14 |
| Participating Medicare provider | Yes |
| Average age of these patients | 63 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)57 services
- Administration and interpretation of patient-focused health risk assessment (96160)53 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)41 services
- Insertion of needle into vein for collection of blood sample (36415)34 services
- Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)23 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure65%
- High cholesterol58%
- Arthritis48%
- Depression42%
- Anxiety35%
- Diabetes27%
Hospitals where Tina M. Griffin works
Medicare's Facility Affiliation Data lists Tina M. Griffin at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Heywood Hospital -Gardner, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220095
Practice locations
Addresses where Tina M. Griffin is enrolled with Medicare (CMS data updated October 2, 2026).
- 250 Green StGardner, MA 01440 (978) 630‑6460
- 266 Main StGardner, MA 01440 (978) 630‑5030
Group practices
Medicare enrollment lists Tina M. Griffin as a member of this group (CMS data updated October 2, 2026).
- Heywood Medical Group Inc.110 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Gardner
Clinicians with the same Medicare primary specialty in Gardner, MA — not a recommendation.
Other clinicians in Heywood Medical Group Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1999 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1295722072 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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