Doctor profile · Federal record
Dr. Susan Williams, PA
Medical Physician Assistant (CMS: Physician Assistant) · Saint Louis, MO
- NPI 1033420823
- Accepts Medicare
- 16 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
510 S Kingshighway Blvd, Dept Radiology
Saint Louis, MO 631101016
(314) 362-7200
fax (314) 747-4189 - Mailing address
-
Po Box 7412011
Chicago, IL 606742011
Credentials & registration
- NPI registered
- June 2010 — 16 yrs on file
- Profile last updated
- April 17, 2025
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 363AM0700X — NUCC code
- State license (1)
- Missouri #2018015693
- Medicaid
- MO #220064014
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1033420823. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
266
Distinct HCPCS
2
Medicare allowed
$11,579
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 253 | 84 | $42 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 13 | 13 | $76 |
In context: peer comparison
Among 35 peers in this city , average services per provider: 70. This provider delivers 3.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
49
Patients
49
Total drug cost
$218
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ciprofloxacin Hcl | Generic | 21 | 21 | $135 |
| Ibuprofen | Generic | 16 | 16 | $40 |
| Oxybutynin Chloride | Generic | 12 | 12 | $43 |
Frequently asked questions
What is Dr. Susan Williams's medical specialty?
Dr. Susan Williams practices Medical Physician Assistant in Saint Louis, MO.
Where does Dr. Susan Williams practice?
Dr. Susan Williams practices at 510 S Kingshighway Blvd, Saint Louis, MO 631101016. Office phone: 3143627200.
What is Dr. Susan Williams's NPI?
Dr. Susan Williams's National Provider Identifier (NPI) is 1033420823, issued by NPPES.
Does Dr. Susan Williams accept Medicare assignment?
Yes. Dr. Susan Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Susan Williams commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.