Caryn Messinger, CRNP
NPI 1992511950 · Nurse Practitioner · Lancaster, PA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Caryn Messinger, CRNP is a Nurse Practitioner provider in Lancaster, PA (NPI 1992511950).
Provider details
- NPI number
- 1992511950
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNP
- Sex
- Female
- Sole proprietor
- No
- License
- SP030304 (PA)
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 tenure33% of score
1 yr in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$105 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
- 2024-12-05
- Last updated
- 2025-11-06
- Certified
- 2025-11-06
Frequently asked questions
- What is Caryn Messinger's NPI number?
- Caryn Messinger's National Provider Identifier (NPI) is 1992511950, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Caryn Messinger's specialty?
- Caryn Messinger is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Caryn Messinger located?
- Caryn Messinger's practice location on file with NPPES is 554 N Duke St, Lancaster, PA 17602-2225.
- What is Caryn Messinger's phone number?
- The practice phone number listed in the NPPES registry for Caryn Messinger is (717) 544-2273.
- Does Caryn Messinger accept Medicare?
- Caryn Messinger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Caryn Messinger's NPI active?
- Yes — Caryn Messinger's NPI (1992511950) is active in the NPPES registry as of the last update on 2025-11-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.