Mari Parker, FNP-BC
NPI 1093066284 · Family Nurse Practitioner · Leesburg, VA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mari Parker, FNP-BC is a Family Nurse Practitioner provider in Leesburg, VA (NPI 1093066284).
Provider details
- NPI number
- 1093066284
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 0024170395 (VA)
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 tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,522 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 314 | $106 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 272 | $11 |
| Principal Care Management Services for a Single High-Risk Disease, First 30 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99426 | 272 | $51 |
| Urinalysis, Manual Test81002 | 271 | $3 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 205 | $75 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 275 | 101 |
| Finasteride | 107 | 36 |
| Vibegronbrand: Gemtesa | 64 | 29 |
| Mirabegronbrand: Myrbetriq | 55 | 23 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 40 | 29 |
| Cefuroxime Axetilbrand: Cefuroxime | 37 | 33 |
| Methenamine Hippurate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,700 across 54 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
Registry dates
- Enumerated
- 2012-09-27
- Last updated
- 2026-03-02
- Certified
- 2026-03-02
Frequently asked questions
- What is Mari Parker's NPI number?
- Mari Parker's National Provider Identifier (NPI) is 1093066284, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mari Parker's specialty?
- Mari Parker is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mari Parker located?
- Mari Parker's practice location on file with NPPES is 224d Cornwall St Nw Ste 106, Leesburg, VA 20176-2700.
- What is Mari Parker's phone number?
- The practice phone number listed in the NPPES registry for Mari Parker is (703) 955-5329.
- Does Mari Parker accept Medicare?
- Mari Parker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mari Parker's NPI active?
- Yes — Mari Parker's NPI (1093066284) is active in the NPPES registry as of the last update on 2026-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.