Mary Seterdahl, FNP
NPI 1578227492 · Family Nurse Practitioner · Greenfield, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Seterdahl, FNP is a Family Nurse Practitioner provider in Greenfield, MA (NPI 1578227492).
Provider details
- NPI number
- 1578227492
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- RN2291170 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
4 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,035 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 412 | $110 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 163 | $78 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 110 | $14 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 103 | $111 |
| Annual Wellness Visit; Includes a Personalized Prevention Plan of Service (pps), Initial VisitG0438 | 74 | $141 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 104 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 361 | 99 |
| Lisinopril | 314 | 81 |
| Levothyroxine Sodium | 295 | 78 |
| Amlodipine Besylate | 216 | 62 |
| Hydrochlorothiazide | 205 | 59 |
| Omeprazole | 203 | 55 |
| Losartan Potassium |
Practice location
Mailing address
Additional practice locations (3)
- 31 Hall DrAmherst, MA 01002-2751Phone: (413) 256-8561Fax: (866) 644-0869
- 238 Northampton StEasthampton, MA 01027-1046Phone: (413) 529-9300Fax: (866) 644-0870
- 70 Main StFlorence, MA 01062-1466Phone: (413) 586-8400Fax: (866) 644-0872
Registry dates
- Enumerated
- 2021-10-27
- Last updated
- 2025-02-04
- Certified
- 2025-02-04
Frequently asked questions
- What is Mary Seterdahl's NPI number?
- Mary Seterdahl's National Provider Identifier (NPI) is 1578227492, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Seterdahl's specialty?
- Mary Seterdahl is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Seterdahl located?
- Mary Seterdahl's practice location on file with NPPES is 329 Conway St, Greenfield, MA 01301-1521.
- What is Mary Seterdahl's phone number?
- The practice phone number listed in the NPPES registry for Mary Seterdahl is (413) 774-6301.
- Does Mary Seterdahl accept Medicare?
- Mary Seterdahl is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Seterdahl's NPI active?
- Yes — Mary Seterdahl's NPI (1578227492) is active in the NPPES registry as of the last update on 2025-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.