Doctor profile · Federal record

Dr. Thomas Tyree, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Adult Medicine Physician · Saint Charles, MO

  • NPI 1841251048
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1475 Kisker RD, Suite 200
Saint Charles, MO 633048781
(636) 498-5850
fax (636) 669-2401
Mailing address
Po Box 955534
Saint Louis, MO 631950001

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
November 16, 2020
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Missouri #R2P42
Medicaid
MO #203043609

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841251048. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
717
Distinct HCPCS
3
Medicare allowed
$74,173
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 525 293 $94
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 132 132 $125
99495 Transitional care management services for problem of at least moderate complexity 60 44 $134

In context: peer comparison

Among 13 peers in this city , average services per provider: 187. This provider delivers 3.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$439
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Phathom Pharmaceuticals, Inc. 1 $125.00
AstraZeneca Pharmaceuticals LP 1 $121.81
ABIOMED 1 $105.16
Merck Sharp & Dohme LLC 1 $86.75

By nature of payment

Food and Beverage
$439

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
5,380
Patients
1,476
Total drug cost
$63,474
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 750 203 $4,943
Levothyroxine Sodium Generic 580 137 $7,880
Atorvastatin Calcium Generic 565 159 $6,148
Rosuvastatin Calcium Generic 388 131 $4,960
Losartan Potassium Generic 367 96 $4,823
Alprazolam Generic 351 82 $1,761
Metoprolol Succinate Generic 348 96 $6,172
Omeprazole Generic 329 89 $4,137
Pantoprazole Sodium Generic 290 91 $5,334
Lisinopril Generic 270 74 $1,793

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Tyree's medical specialty?
Dr. Thomas Tyree practices Internal Medicine Physician in Saint Charles, MO.
Where does Dr. Thomas Tyree practice?
Dr. Thomas Tyree practices at 1475 Kisker RD, Saint Charles, MO 633048781. Office phone: 6364985850.
What is Dr. Thomas Tyree's NPI?
Dr. Thomas Tyree's National Provider Identifier (NPI) is 1841251048, issued by NPPES.
Does Dr. Thomas Tyree accept Medicare assignment?
Yes. Dr. Thomas Tyree accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Tyree commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Transitional care management services for problem of at least moderate complexity (HCPCS 99495). Source: CMS Medicare Physician & Other Practitioners file.