Maggie Buell, MSN, FNP-C
NPI 1689311623 · Family Nurse Practitioner · East Greenwich, RI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maggie Buell, MSN, FNP-C is a Family Nurse Practitioner provider in East Greenwich, RI (NPI 1689311623).
Provider details
- NPI number
- 1689311623
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- APRN03140 (RI)
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
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
592 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 155 | $78 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 125 | $109 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 75 | $96 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus and Influenza87428 | 74 | $67 |
| Urinalysis, Manual Test81002 | 61 | $3 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 91 | 88 |
| Doxycycline Hyclate | 89 | 89 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 73 | 73 |
| Methylprednisolone | 59 | 59 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 40 | 39 |
| Prednisone | 39 | 38 |
| Azithromycin | 27 | 27 |
Practice location
Mailing address
Additional practice locations (2)
- 120 Centerville Rd Ste 5Warwick, RI 02886-4336Phone: (401) 562-1017
- 268 Post RdWesterly, RI 02891-6600Phone: (401) 604-2500
Registry dates
- Enumerated
- 2022-05-19
- Last updated
- 2022-07-12
- Certified
- 2022-07-12
Frequently asked questions
- What is Maggie Buell's NPI number?
- Maggie Buell's National Provider Identifier (NPI) is 1689311623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maggie Buell's specialty?
- Maggie Buell is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maggie Buell located?
- Maggie Buell's practice location on file with NPPES is 3461 S County Trl, East Greenwich, RI 02818-1465.
- What is Maggie Buell's phone number?
- The practice phone number listed in the NPPES registry for Maggie Buell is (401) 471-6740.
- Does Maggie Buell accept Medicare?
- Maggie Buell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maggie Buell's NPI active?
- Yes — Maggie Buell's NPI (1689311623) is active in the NPPES registry as of the last update on 2022-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.