Doctor profile · Federal record

Dr. Katherine Vadasdi, M.D.

Sports Medicine (Orthopaedic Surgery) Physician (CMS: Orthopedic Surgery) · Greenwich, CT

  • NPI 1417151457
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 23 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6 Greenwich Office Park
Greenwich, CT 068315151
(203) 869-1145
fax (203) 618-1721

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
March 1, 2017
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207XX0005X — NUCC code
State license (1)
New York #233509

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417151457. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,913
Distinct HCPCS
10
Medicare allowed
$126,745
HCPCS Description Services Patients Avg allowed
97110 Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 506 37 $26
97140 Therapy procedure using manual technique, each 15 minutes 294 35 $21
99214 Established patient office or other outpatient visit, 30-39 minutes 212 131 $134
99213 Established patient office or other outpatient visit, 20-29 minutes 207 123 $95
20610 Aspiration and/or injection of fluid from large joint 147 73 $75
73030 X-ray of shoulder, minimum of 2 views 114 91 $38
J7323 Hyaluronan or derivative, euflexxa, for intra-articular injection, per dose 102 25 $126
J1030 Injection, methylprednisolone acetate, 40 mg 83 55 $8
73564 X-ray of knee, 4 or more views 64 49 $49
99204 New patient office or other outpatient visit, 45-59 minutes 44 44 $170

In context: peer comparison

Among 1 peers in Greenwich Sports Medicine (Orthopaedic Surgery) Physician, average services per provider: 119. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$275
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Gotham Surgical Solutions & Devices, INC. 2 $256.16
Stryker Corporation 1 $18.80

By nature of payment

Food and Beverage
$275

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
134
Patients
90
Total drug cost
$481
Drug Type Claims Patients Total cost
Meloxicam Generic 134 90 $481

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Vadasdi's medical specialty?
Dr. Katherine Vadasdi practices Sports Medicine (Orthopaedic Surgery) Physician in Greenwich, CT.
Where does Dr. Katherine Vadasdi practice?
Dr. Katherine Vadasdi practices at 6 Greenwich Office Park, Greenwich, CT 068315151. Office phone: 2038691145.
What is Dr. Katherine Vadasdi's NPI?
Dr. Katherine Vadasdi's National Provider Identifier (NPI) is 1417151457, issued by NPPES.
Does Dr. Katherine Vadasdi accept Medicare assignment?
Yes. Dr. Katherine Vadasdi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Vadasdi commonly perform?
Top Medicare-reported procedures in 2023: Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility (HCPCS 97110); Therapy procedure using manual technique (HCPCS 97140); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.