Shannon Baker, FNP-BC
NPI 1104412535 · Family Nurse Practitioner · Greenfield, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shannon Baker, FNP-BC is a Family Nurse Practitioner provider in Greenfield, MA (NPI 1104412535).
Provider details
- NPI number
- 1104412535
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
5 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
24 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Assessment of Emotional Or Behavioral Problems96127 | 24 | $5 |
Typical Medicare-allowed amounts for these services range $5–$5 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 66 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 160 | 63 |
| Lisinopril | 117 | 50 |
| Levothyroxine Sodium | 99 | 39 |
| Omeprazole | 90 | 37 |
| Amlodipine Besylate | 81 | 36 |
| Oxycodone Hcl | 61 | 12 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$54 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 575 Beech StHolyoke, MA 01040-2223Phone: (413) 534-2516
Registry dates
- Enumerated
- 2020-12-20
- Last updated
- 2021-10-21
- Certified
- 2021-10-21
Frequently asked questions
- What is Shannon Baker's NPI number?
- Shannon Baker's National Provider Identifier (NPI) is 1104412535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shannon Baker's specialty?
- Shannon Baker is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shannon Baker located?
- Shannon Baker's practice location on file with NPPES is 102 Main St, Greenfield, MA 01301-3275.
- What is Shannon Baker's phone number?
- The practice phone number listed in the NPPES registry for Shannon Baker is (413) 325-8500.
- Does Shannon Baker accept Medicare?
- Shannon Baker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shannon Baker's NPI active?
- Yes — Shannon Baker's NPI (1104412535) is active in the NPPES registry as of the last update on 2021-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.