Courtney Marescalco, APNP
NPI 1851051528 · Family Nurse Practitioner · Wauconda, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Courtney Marescalco, APNP is a Family Nurse Practitioner provider in Wauconda, IL (NPI 1851051528).
Provider details
- NPI number
- 1851051528
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APNP
- Sex
- Female
- Sole proprietor
- No
- License
- 11585-33 (WI)
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
4 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
271 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 121 | $135 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 85 | $93 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 49 | $73 |
| Critical Care, First 30-74 Minutes99291 | 16 | $165 |
Typical Medicare-allowed amounts for these services range $73–$165 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 33 | 33 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 32 | 32 |
| Cefdinir | 31 | 31 |
| Meloxicam | 27 | 27 |
| Ondansetron Hcl | 27 | 27 |
| Azithromycin | 23 | 23 |
| Prednisone | 22 | 22 |
| Hydrocodone/Acetaminophen |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$20 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
- 2021-12-22
- Last updated
- 2022-08-18
- Certified
- 2022-08-18
Frequently asked questions
- What is Courtney Marescalco's NPI number?
- Courtney Marescalco's National Provider Identifier (NPI) is 1851051528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Courtney Marescalco's specialty?
- Courtney Marescalco is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Courtney Marescalco located?
- Courtney Marescalco's practice location on file with NPPES is 431 W Liberty St, Wauconda, IL 60084-2452.
- What is Courtney Marescalco's phone number?
- The practice phone number listed in the NPPES registry for Courtney Marescalco is (847) 526-2151.
- Does Courtney Marescalco accept Medicare?
- Courtney Marescalco is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Courtney Marescalco's NPI active?
- Yes — Courtney Marescalco's NPI (1851051528) is active in the NPPES registry as of the last update on 2022-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.