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MRS. CAROLINE ELIZABETH WATT MASTROSANTE NP
NPI 1558820936
Nurse Practitioner in Charlotte, NC

Active since March 15, 2019PECOS Enrolled
1021 MOREHEAD MEDICAL DR, STE A, CHARLOTTE, NC 28204(980) 442-2000 Get Directions Write a Review

NPPES record last updated: November 21, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Nov 21, 2025, Apr 27, 2021, Mar 2, 2020 and 21 more (24 updates tracked since 2019).

About Mrs. Caroline Elizabeth Watt Mastrosante Np NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. CAROLINE ELIZABETH WATT MASTROSANTE NP (NPI 1558820936) is an individual nurse practitioner in Charlotte, North Carolina, licensed in North Carolina (5011467) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1558820936
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameMRS. CAROLINE ELIZABETH WATT MASTROSANTECredential: NP
Location Address1021 MOREHEAD MEDICAL DR, STE ACharlotte, NC 28204-2990
Mailing Address27010 X-ray DrGastonia, NC 28054 · (980) 834-9600
Phone(980) 442-2000
Sole ProprietorNo
Enumeration DateMarch 15, 2019
Last NPPES UpdateNovember 21, 202524 updates tracked since enumeration
NPPES CertifiedNovember 21, 2025
✔ NPI 1558820936 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in NC · 5011467
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
1021 MOREHEAD MEDICAL DR, Charlotte, NC 28204
Open in Google Maps ↗

Secondary Practice Locations 4

Location 11550 Faulk StMonroe, NC 28112-5086 · Phone (980) 442-0430
Location 2100 Medical Park Dr, STE 110Concord, NC 28025-2948 · Phone (704) 403-6826
Location 34525 Cameron Valley Pkwy, Ste 3500Charlotte, NC 28211-4369 · Phone (704) 302-8300
Location 4945 N 5th StAlbemarle, NC 28001-3417 · Phone (980) 323-7790

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of NC.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Caroline Elizabeth Watt Mastrosante Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Caroline Mastrosante reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Charlotte-Mecklenburg Hospital Authority
Same address
Surgical Oncology
1021 MOREHEAD MEDICAL DR, STE A
Charlotte, NC 28204
  • Reassigned Medicare billing, North Carolina enrollment
  • 1,534 clinicians in this Medicare group
NPI 1508135799 (980) 442-2000
Caromont Medical Group Inc
8.4 mi
Family Medicine
9310 STRAUSE DR STE A
Charlotte, NC 28214
  • Reassigned Medicare billing, North Carolina enrollment
  • 673 clinicians in this Medicare group
NPI 1326775404 (704) 398-6488

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
54 services44 patients
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025
A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
15 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 28204 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$83.90 typical visit price
range $54.12 – $165.09
Typical copayment $20.97 (range $13.53 – $41.27)
Most-billed visit code 99203
Established Patient
$95.94 typical visit price
range $17.21 – $134.61
Typical copayment $23.98 (range $4.30 – $33.65)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ARMIDA PARALA-METZ MD
Internal Medicine (Hospice and Palliative Medicine)
1021 MOREHEAD MEDICAL DR, STE A
CHARLOTTE, NC 28204
Mecklenburg County (980) 442-2000
MANISHA BHUTANI MD
Internal Medicine (Hematology)
1021 MOREHEAD MEDICAL DR, STE A
CHARLOTTE, NC 28204
Mecklenburg County (980) 442-2000
TRISHA WOOTEN FNP
Nurse Practitioner (Family)
1021 MOREHEAD MEDICAL DR, SUITE A
CHARLOTTE, NC 28204
Mecklenburg County (980) 442-2000
VALERIE DENISE TAYLOR PA
Physician Assistant
1021 MOREHEAD MEDICAL DR, STE A
CHARLOTTE, NC 28204
Mecklenburg County (980) 442-2000
MICHAEL SHELDON RICHARDSON MD
Internal Medicine
1021 MOREHEAD MEDICAL DR, STE A
CHARLOTTE, NC 28204
Mecklenburg County (980) 442-2000
LEAH HOWE CUPP FNP
Nurse Practitioner (Family)
1021 MOREHEAD MEDICAL DR, STE A
CHARLOTTE, NC 28204
Mecklenburg County (980) 442-2000
DEBA SARMA MD
Surgery
1021 MOREHEAD MEDICAL DR, STE A
CHARLOTTE, NC 28204
Mecklenburg County (980) 442-2000
PETER EARL CLARK MD
Urology
1021 MOREHEAD MEDICAL DR, STE 6100
CHARLOTTE, NC 28204
Mecklenburg County (980) 442-2000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Caroline Mastrosante's NPI number?

The NPI number for Caroline Mastrosante is 1558820936. It was assigned to this individual provider in the NPPES registry on March 15, 2019.

Where is Caroline Mastrosante located?

Caroline Mastrosante practices at 1021 Morehead Medical Dr Ste A, Charlotte, NC 28204. The listed phone number is (980) 442-2000.

What is Caroline Mastrosante's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Caroline Mastrosante enrolled in Medicare?

Yes. Caroline Mastrosante is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Caroline Mastrosante's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Caroline Mastrosante reassigns Medicare benefits to 2 organizations: The Charlotte-Mecklenburg Hospital Authority (Charlotte, NC) and Caromont Medical Group Inc (Charlotte, NC). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Caroline Mastrosante's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Caroline Mastrosante accept?

Health plans from Blue Cross and Blue Shield of NC list Caroline Mastrosante as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Caroline Mastrosante was last updated on November 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.