Christina Marioni, FNP-C
NPI 1114570009 · Family Nurse Practitioner · Elkton, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christina Marioni, FNP-C is a Family Nurse Practitioner provider in Elkton, MD (NPI 1114570009).
Provider details
- NPI number
- 1114570009
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- LG-0001287 (DE)
Specialties & taxonomies
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 tenure25% of score
6 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,288 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 299 | $74 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes99458 | 239 | $33 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 237 | $41 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 171 | $39 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 90 | $108 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 71 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 138 | 48 |
| Tirzepatidebrand: Mounjaro | 135 | 27 |
| Atorvastatin Calcium | 106 | 45 |
| Alprazolam | 99 | 18 |
| Omeprazole | 98 | 40 |
| Semaglutidebrand: Ozempic | 97 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$330 across 16 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 (3)
- 291 Carter Dr Ste BMiddletown, DE 19709-5845Phone: (844) 365-2202Fax: (844) 558-1878
- 405 Silverside Rd Ste 104Wilmington, DE 19809-1768Phone: (844) 365-2202Fax: (844) 558-1878
- 3105 Limestone Rd Ste 300Wilmington, DE 19808-2156Phone: (844) 365-2202Fax: (844) 558-1878
Registry dates
- Enumerated
- 2019-07-19
- Last updated
- 2025-06-25
- Certified
- 2025-06-25
Frequently asked questions
- What is Christina Marioni's NPI number?
- Christina Marioni's National Provider Identifier (NPI) is 1114570009, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christina Marioni's specialty?
- Christina Marioni is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Christina Marioni located?
- Christina Marioni's practice location on file with NPPES is 360 E Pulaski Hwy Fl 3, Elkton, MD 21921-6457.
- What is Christina Marioni's phone number?
- The practice phone number listed in the NPPES registry for Christina Marioni is (844) 365-2202.
- Does Christina Marioni accept Medicare?
- Christina Marioni is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christina Marioni's NPI active?
- Yes — Christina Marioni's NPI (1114570009) is active in the NPPES registry as of the last update on 2025-06-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.