Claudia Niewiadomski
NPI 1699450528 · Family Nurse Practitioner · Mineola, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Claudia Niewiadomski is a Family Nurse Practitioner provider in Mineola, NY (NPI 1699450528).
Provider details
- NPI number
- 1699450528
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 352244 (NY)
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
3 yrs 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Carvedilol | 17 | 16 |
| Amlodipine Besylate | 15 | 13 |
| Metoprolol Succinate | 14 | 11 |
| Cefpodoxime Proxetil | 13 | 12 |
| Furosemide | 13 | 12 |
| Apixabanbrand: Eliquis | 12 | 11 |
| Losartan Potassium | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$134 across 6 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
Registry dates
- Enumerated
- 2023-06-19
- Last updated
- 2023-06-19
- Certified
- 2023-06-19
Frequently asked questions
- What is Claudia Niewiadomski's NPI number?
- Claudia Niewiadomski's National Provider Identifier (NPI) is 1699450528, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claudia Niewiadomski's specialty?
- Claudia Niewiadomski is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Claudia Niewiadomski located?
- Claudia Niewiadomski's practice location on file with NPPES is 259 1st St, Mineola, NY 11501-3957.
- What is Claudia Niewiadomski's phone number?
- The practice phone number listed in the NPPES registry for Claudia Niewiadomski is (516) 663-0333.
- Does Claudia Niewiadomski accept Medicare?
- Claudia Niewiadomski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Claudia Niewiadomski's NPI active?
- Yes — Claudia Niewiadomski's NPI (1699450528) is active in the NPPES registry as of the last update on 2023-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.