Doctor profile · Federal record

Dr. Matthew Kosak, NP

Nurse Practitioner · Medford, OR

  • NPI 1972013050
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2825 E Barnett RD
Medford, OR 975048332
(541) 789-7100
Mailing address
2600 Camp Baker RD
Medford, OR 975019608

Credentials & registration

NPPES · NUCC
NPI registered
October 2017 — 9 yrs on file
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Oregon #201708229NP-PP

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972013050. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
142
Distinct HCPCS
2
Medicare allowed
$11,026
HCPCS Description Services Patients Avg allowed
99283 Emergency department visit with low level of medical decision making 76 74 $59
99284 Emergency department visit with moderate level of medical decision making 66 65 $100

In context: peer comparison

Among 20 peers in Medford Nurse Practitioner, average services per provider: 83. This provider delivers 1.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
67
Patients
66
Total drug cost
$378
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 18 18 $81
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 14 13 $154
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 13 13 $38
Cephalexin Generic 11 11 $83
Cyclobenzaprine Hcl Generic 11 11 $23

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Kosak's medical specialty?
Dr. Matthew Kosak practices Nurse Practitioner in Medford, OR.
Where does Dr. Matthew Kosak practice?
Dr. Matthew Kosak practices at 2825 E Barnett RD, Medford, OR 975048332. Office phone: 5417897100.
What is Dr. Matthew Kosak's NPI?
Dr. Matthew Kosak's National Provider Identifier (NPI) is 1972013050, issued by NPPES.
Does Dr. Matthew Kosak accept Medicare assignment?
Yes. Dr. Matthew Kosak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Kosak commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with low level of medical decision making (HCPCS 99283); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.