Doctor profile · Federal record

Dr. Katherine Niespodzinski, PA-C

Medical Physician Assistant (CMS: Physician Assistant) · Physician Assistant · Orchard Park, NY

  • NPI 1538574595
  • Accepts Medicare
  • MIPS 87.1 / 100 · 2023
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3900 N Buffalo St
Orchard Park, NY 141271842
(716) 656-4988
Mailing address
425 Essjay RD Ste 170
Williamsville, NY 142218235

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
June 15, 2022
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
New York #017585-1
Medicaid
NY #03999671

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538574595. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
50
Distinct HCPCS
2
Medicare allowed
$4,621
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 33 25 $102
99213 Established patient office or other outpatient visit, 20-29 minutes 17 17 $74

In context: peer comparison

Among 8 peers in Orchard Park Medical Physician Assistant, average services per provider: 94. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$73
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 3 $52.15
Regeneron Healthcare Solutions, INC. 1 $20.44

By nature of payment

Food and Beverage
$73

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
370
Patients
128
Total drug cost
$255,550
Drug Type Claims Patients Total cost
Azelastine Hcl Generic 55 32 $1,330
Fluticasone Propionate Generic 54 23 $929
Montelukast Sodium Generic 50 19 $828
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 32 25 $1,180
Dupixent Syringe (Dupilumab) Brand 31 0 $109,346
Fluticasone-Salmeterol (Fluticasone Propion/Salmeterol) Brand 31 12 $9,874
Dupixent Pen (Dupilumab) Brand 28 0 $99,158
Advair Hfa (Fluticasone Propion/Salmeterol) Brand 23 0 $14,460
Breo Ellipta (Fluticasone/Vilanterol) Brand 18 0 $6,956
Epinephrine Generic 17 17 $4,876

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Niespodzinski's medical specialty?
Dr. Katherine Niespodzinski practices Medical Physician Assistant in Orchard Park, NY.
Where does Dr. Katherine Niespodzinski practice?
Dr. Katherine Niespodzinski practices at 3900 N Buffalo St, Orchard Park, NY 141271842. Office phone: 7166564988.
What is Dr. Katherine Niespodzinski's NPI?
Dr. Katherine Niespodzinski's National Provider Identifier (NPI) is 1538574595, issued by NPPES.
Does Dr. Katherine Niespodzinski accept Medicare assignment?
Yes. Dr. Katherine Niespodzinski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Niespodzinski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.