Doctor profile · Federal record
Dr. Steven Willey, MD
Internal Medicine Physician (CMS: Internal Medicine) · Chesterfield, MO
- NPI 1730108556
- Accepts Medicare
- 36 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
224 S Woods Mill RD, Suite 560
Chesterfield, MO 630173451
(314) 469-0033
fax (314) 469-0088 - Mailing address
-
Po Box 771470
Saint Louis, MO 631772470
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- July 9, 2007
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Missouri #MD107032
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1730108556. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
342
Distinct HCPCS
3
Medicare allowed
$21,064
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 198 | 108 | $88 | |
90686 |
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage | 73 | 72 | $22 | |
G0008 |
Administration of influenza virus vaccine | 71 | 71 | $29 |
In context: peer comparison
Among 36 peers in Chesterfield Internal Medicine Physician, average services per provider: 125. This provider delivers 2.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,357
Patients
411
Total drug cost
$15,484
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 210 | 47 | $2,515 |
| Atorvastatin Calcium | Generic | 141 | 36 | $1,610 |
| Omeprazole | Generic | 133 | 32 | $1,846 |
| Amlodipine Besylate | Generic | 132 | 34 | $761 |
| Prednisone | Generic | 94 | 59 | $461 |
| Rosuvastatin Calcium | Generic | 85 | 21 | $836 |
| Azithromycin | Generic | 80 | 68 | $482 |
| Fluoxetine Hcl | Generic | 71 | 0 | $1,186 |
| Lisinopril | Generic | 70 | 17 | $760 |
| Trazodone Hcl | Generic | 65 | 17 | $850 |
Frequently asked questions
What is Dr. Steven Willey's medical specialty?
Dr. Steven Willey practices Internal Medicine Physician in Chesterfield, MO.
Where does Dr. Steven Willey practice?
Dr. Steven Willey practices at 224 S Woods Mill RD, Chesterfield, MO 630173451. Office phone: 3144690033.
What is Dr. Steven Willey's NPI?
Dr. Steven Willey's National Provider Identifier (NPI) is 1730108556, issued by NPPES.
Does Dr. Steven Willey accept Medicare assignment?
Yes. Dr. Steven Willey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Willey commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage (HCPCS 90686); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.