Doctor profile · Federal record

Dr. Thomas Schryver, MD

Family Medicine Physician (CMS: Family Practice) · Sioux City, IA

  • NPI 1134194558
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4230 Hamilton Blvd
Sioux City, IA 511041137
(712) 239-4300
fax (712) 239-2866
Mailing address
200 Gold Cir Ste 120
Dakota Dunes, SD 570495501

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
February 27, 2026
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Iowa #28275
Medicaid (3)
IA #8064378 · SD #7765572 · NE #75305796312

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134194558. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,678
Distinct HCPCS
10
Medicare allowed
$265,115
HCPCS Description Services Patients Avg allowed
J0897 Injection, denosumab, 1 mg 1,260 17 $23
36415 Insertion of needle into vein for collection of blood sample 845 336 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 620 313 $118
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 615 309 $8
80053 Blood test, comprehensive group of blood chemicals 418 274 $10
99213 Established patient office or other outpatient visit, 20-29 minutes 390 211 $83
80061 Blood test, lipids (cholesterol and triglycerides) 374 265 $13
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 347 35 $58
84443 Blood test, thyroid stimulating hormone (tsh) 296 238 $16
G0444 Annual depression screening, 5 to 15 minutes 231 231 $17

In context: peer comparison

Among 22 peers in this city , average services per provider: 128. This provider delivers 60× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$69
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US Inc 2 $27.89
ABBVIE INC. 1 $21.96
Amgen Inc. 1 $18.78

By nature of payment

Food and Beverage
$69

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,711
Patients
823
Total drug cost
$159,391
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 670 137 $6,527
Amlodipine Besylate Generic 409 97 $2,840
Levothyroxine Sodium Generic 338 72 $4,104
Losartan Potassium Generic 299 65 $3,550
Omeprazole Generic 282 65 $3,306
Lisinopril Generic 223 50 $1,412
Pantoprazole Sodium Generic 214 50 $2,590
Hydrochlorothiazide Generic 186 44 $817
Eliquis (Apixaban) Brand 179 24 $119,815
Furosemide Generic 178 41 $682

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Schryver's medical specialty?
Dr. Thomas Schryver practices Family Medicine Physician in Sioux City, IA.
Where does Dr. Thomas Schryver practice?
Dr. Thomas Schryver practices at 4230 Hamilton Blvd, Sioux City, IA 511041137. Office phone: 7122394300.
What is Dr. Thomas Schryver's NPI?
Dr. Thomas Schryver's National Provider Identifier (NPI) is 1134194558, issued by NPPES.
Does Dr. Thomas Schryver accept Medicare assignment?
Yes. Dr. Thomas Schryver accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Schryver commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.