Kellsey Medsger, PA
NPI 1861234833 · Physician Assistant · Buffalo, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kellsey Medsger, PA is a Physician Assistant provider in Buffalo, NY (NPI 1861234833).
Provider details
- NPI number
- 1861234833
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 031890 (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
2 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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 31 | 19 |
| Metformin Hcl | 29 | 13 |
| Lisinopril | 25 | 15 |
| Atorvastatin Calcium | 18 | 16 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 18 | 11 |
| Empagliflozinbrand: Jardiance | 17 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$111 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
- 2024-06-11
- Last updated
- 2024-08-14
- Certified
- 2024-08-14
Frequently asked questions
- What is Kellsey Medsger's NPI number?
- Kellsey Medsger's National Provider Identifier (NPI) is 1861234833, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kellsey Medsger's specialty?
- Kellsey Medsger is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kellsey Medsger located?
- Kellsey Medsger's practice location on file with NPPES is 300 Niagara St, Buffalo, NY 14201-2135.
- What is Kellsey Medsger's phone number?
- The practice phone number listed in the NPPES registry for Kellsey Medsger is (716) 242-8600.
- Does Kellsey Medsger accept Medicare?
- Kellsey Medsger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kellsey Medsger's NPI active?
- Yes — Kellsey Medsger's NPI (1861234833) is active in the NPPES registry as of the last update on 2024-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.