Katherine Allen, FNP-C
NPI 1831557024 · Family Nurse Practitioner · Plaquemine, LA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Allen, FNP-C is a Family Nurse Practitioner provider in Plaquemine, LA (NPI 1831557024).
Provider details
- NPI number
- 1831557024
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- AP08665 (LA)
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 tenure33% of score
10 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 73 | 33 |
| Omeprazole | 60 | 16 |
| Lisinopril | 50 | 20 |
| Amlodipine Besylate | 49 | 17 |
| Metformin Hcl | 41 | 14 |
| Famotidine | 40 | 17 |
| Ibuprofen | 36 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$52 across 3 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 (1)
- 251 Landis AveChula Vista, CA 91910-2628Phone: (619) 515-2500
Registry dates
- Enumerated
- 2016-02-03
- Last updated
- 2022-02-08
- Certified
- 2022-02-08
Frequently asked questions
- What is Katherine Allen's NPI number?
- Katherine Allen's National Provider Identifier (NPI) is 1831557024, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Allen's specialty?
- Katherine Allen is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Allen located?
- Katherine Allen's practice location on file with NPPES is 25455 Highway 1, Plaquemine, LA 70764-7513.
- What is Katherine Allen's phone number?
- The practice phone number listed in the NPPES registry for Katherine Allen is (885) 754-6870.
- Does Katherine Allen accept Medicare?
- Katherine Allen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Allen's NPI active?
- Yes — Katherine Allen's NPI (1831557024) is active in the NPPES registry as of the last update on 2022-02-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.