Doctor profile · Federal record

Dr. Kathleen Osman, RPA-C

Physician Assistant · Medical Physician Assistant · Smithtown, NY

  • NPI 1659504207
  • 17 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
50 New York Ave # 25A
Smithtown, NY 117873448
(631) 862-3000
Additional location
148 Natures Ln
Miller Place, NY 117643137
(631) 636-6888
fax (631) 209-5129
Mailing address
16 van Cott RD, Suite 2E
Deer Park, NY 117296519

Credentials & registration

NPPES · NUCC
NPI registered
August 2009 — 17 yrs on file
Profile last updated
June 9, 2020
Specialty taxonomy
363A00000X — NUCC code
State licenses (2)
New York #013477 · New York #013477-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659504207. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
321
Distinct HCPCS
4
Medicare allowed
$48,090
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 215 207 $173
99284 Emergency department visit with moderate level of medical decision making 81 80 $118
12001 Simple repair of surface wound of scalp, neck, underarms, trunk, arms, or legs, 2.5 cm or less 14 14 $43
99283 Emergency department visit with low level of medical decision making 11 11 $72

In context: peer comparison

Among 12 peers in Smithtown Physician Assistant, average services per provider: 102. This provider delivers 3.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$94
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 3 $72.09
Janssen Pharmaceuticals, INC 1 $22.11

By nature of payment

Food and Beverage
$94

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
22
Patients
22
Total drug cost
$141
Drug Type Claims Patients Total cost
Cephalexin Generic 22 22 $141

Frequently asked questions

Auto-generated from federal data
What is Dr. Kathleen Osman's medical specialty?
Dr. Kathleen Osman practices Physician Assistant in Smithtown, NY.
Where does Dr. Kathleen Osman practice?
Dr. Kathleen Osman practices at 50 New York Ave # 25A, Smithtown, NY 117873448. Office phone: 6318623000.
What is Dr. Kathleen Osman's NPI?
Dr. Kathleen Osman's National Provider Identifier (NPI) is 1659504207, issued by NPPES.
What procedures does Dr. Kathleen Osman commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Simple repair of surface wound of scalp, neck, underarms, trunk, arms, or legs, 2.5 cm or less (HCPCS 12001). Source: CMS Medicare Physician & Other Practitioners file.