Doctor profile · Federal record

Dr. Donald Kosiak, MD

Family Medicine Physician (CMS: Family Practice) · Bismarck, ND

  • NPI 1629162706
  • Accepts Medicare
  • MIPS 84.0 / 100 · 2023
  • 47 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3318 N 14Th St
Bismarck, ND 585031614
(701) 323-8300
fax (701) 323-5709
Mailing address
Po Box 5501
Bismarck, ND 585065501

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
September 11, 2007
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
North Dakota #4380
Medicaid
ND #17882

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629162706. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,192
Distinct HCPCS
8
Medicare allowed
$213,540
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 795 245 $73
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 622 348 $105
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 395 328 $131
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 136 41 $73
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 110 52 $105
99316 Nursing facility discharge management, more than 30 minutes 86 83 $129
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 37 33 $131
99316 Nursing facility discharge management, more than 30 minutes 11 11 $129

In context: peer comparison

Among 28 peers in this city , average services per provider: 195. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 1 $20.71

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,630
Patients
944
Total drug cost
$221,612
Drug Type Claims Patients Total cost
Furosemide Generic 600 105 $3,416
Levothyroxine Sodium Generic 505 97 $6,042
Atorvastatin Calcium Generic 497 79 $4,590
Eliquis (Apixaban) Brand 475 64 $132,797
Sertraline Hcl Generic 461 81 $4,637
Warfarin Sodium Generic 400 38 $3,742
Potassium Chloride Generic 377 73 $12,742
Amlodipine Besylate Generic 348 61 $2,562
Autoshield Duo Pen Needle (Pen Needle,dual Safety,diabetc) Brand 307 52 $29,333
Lisinopril Generic 303 46 $2,063

Frequently asked questions

Auto-generated from federal data
What is Dr. Donald Kosiak's medical specialty?
Dr. Donald Kosiak practices Family Medicine Physician in Bismarck, ND.
Where does Dr. Donald Kosiak practice?
Dr. Donald Kosiak practices at 3318 N 14Th St, Bismarck, ND 585031614. Office phone: 7013238300.
What is Dr. Donald Kosiak's NPI?
Dr. Donald Kosiak's National Provider Identifier (NPI) is 1629162706, issued by NPPES.
Does Dr. Donald Kosiak accept Medicare assignment?
Yes. Dr. Donald Kosiak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Donald Kosiak commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309); Initial nursing facility care with moderate level of medical decision making (HCPCS 99305). Source: CMS Medicare Physician & Other Practitioners file.