Erin Kelleher
NPI 1255194999 · Family Medicine Physician · Middleton, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Kelleher is a Family Medicine Physician provider in Middleton, MA (NPI 1255194999).
Provider details
- NPI number
- 1255194999
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- RN2304629 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
2 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 21 | 20 |
| Methylprednisolone | 20 | 18 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 15 | 15 |
| Lisinopril | 14 | — |
| Metoprolol Succinate | 12 | — |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 12 | 12 |
| Sertraline Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$13 across 1 record (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
Registry dates
- Enumerated
- 2024-02-05
- Last updated
- 2024-02-05
- Certified
- 2024-02-05
Frequently asked questions
- What is Erin Kelleher's NPI number?
- Erin Kelleher's National Provider Identifier (NPI) is 1255194999, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Kelleher's specialty?
- Erin Kelleher is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Erin Kelleher located?
- Erin Kelleher's practice location on file with NPPES is 147 S Main St, Middleton, MA 01949-2446.
- What is Erin Kelleher's phone number?
- The practice phone number listed in the NPPES registry for Erin Kelleher is (978) 774-2555.
- Does Erin Kelleher accept Medicare?
- Erin Kelleher is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Kelleher's NPI active?
- Yes — Erin Kelleher's NPI (1255194999) is active in the NPPES registry as of the last update on 2024-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.