Carolyn Estornell, FNP-C
NPI 1922673946 · Nurse Practitioner · Leonardtown, MD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carolyn Estornell, FNP-C is a Nurse Practitioner provider in Leonardtown, MD (NPI 1922673946).
Provider details
- NPI number
- 1922673946
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- R220883 (MD)
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 tenure28% of score
5 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
351 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 | 104 | $75 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 58 | $56 |
| X-Ray of Foot, Minimum of 3 Views73630 | 39 | $7 |
| X-Ray of Ankle, Minimum of 3 Views73610 | 37 | $8 |
| X-Ray of Knee, 4 Or More Views73564 | 32 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 32 | $104 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-05-21
- Last updated
- 2023-01-18
- Certified
- 2023-01-18
Frequently asked questions
- What is Carolyn Estornell's NPI number?
- Carolyn Estornell's National Provider Identifier (NPI) is 1922673946, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carolyn Estornell's specialty?
- Carolyn Estornell is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Carolyn Estornell located?
- Carolyn Estornell's practice location on file with NPPES is 23000 Moakley St Ste 102, Leonardtown, MD 20650-2916.
- What is Carolyn Estornell's phone number?
- The practice phone number listed in the NPPES registry for Carolyn Estornell is (301) 475-5555.
- Does Carolyn Estornell accept Medicare?
- Carolyn Estornell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carolyn Estornell's NPI active?
- Yes — Carolyn Estornell's NPI (1922673946) is active in the NPPES registry as of the last update on 2023-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.