Mary Greaves, FNP-C
NPI 1306249818 · Family Nurse Practitioner · Boynton Beach, FL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Greaves, FNP-C is a Family Nurse Practitioner provider in Boynton Beach, FL (NPI 1306249818).
Provider details
- NPI number
- 1306249818
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- AP133941 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
366 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 | 295 | $78 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 44 | $111 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 27 | $83 |
Typical Medicare-allowed amounts for these services range $78–$111 (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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 37 | 34 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 35 | 35 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 31 | 30 |
| Prednisone | 28 | 28 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 24 | 16 |
| Doxycycline Hyclate | 20 | 20 |
| Nitrofurantoin Monohyd/M-Cryst |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-09-29
- Last updated
- 2025-11-17
- Certified
- 2025-11-17
Frequently asked questions
- What is Mary Greaves's NPI number?
- Mary Greaves's National Provider Identifier (NPI) is 1306249818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Greaves's specialty?
- Mary Greaves is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Greaves located?
- Mary Greaves's practice location on file with NPPES is 3301 Quantum Blvd, Boynton Beach, FL 33426-8668.
- What is Mary Greaves's phone number?
- The practice phone number listed in the NPPES registry for Mary Greaves is (516) 663-3511.
- Does Mary Greaves accept Medicare?
- Mary Greaves is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Greaves's NPI active?
- Yes — Mary Greaves's NPI (1306249818) is active in the NPPES registry as of the last update on 2025-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.