Doctor profile · Federal record
Dr. Cynthia Williams, APRN-BC
Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Saint Louis, MO
- NPI 1689740185
- Accepts Medicare
- 20 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
11133 Dunn RD
Saint Louis, MO 631366119
(314) 317-0600
fax (314) 317-0606 - Mailing address
-
12101 Woodcrest Executive Dr, Suite 210
Saint Louis, MO 631415047
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- June 19, 2014
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 363LA2200X — NUCC code
- State license (1)
- Missouri #142016
- Medicaid (2)
- MO #1689740185 · IL #1689740185
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689740185. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
219
Distinct HCPCS
4
Medicare allowed
$25,376
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 114 | 108 | $108 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 79 | 74 | $144 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 13 | 13 | $69 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 13 | 12 | $65 |
In context: peer comparison
Among 71 peers in Saint Louis Adult Health Nurse Practitioner, average services per provider: 155. This provider delivers 1.4× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Cynthia Williams's medical specialty?
Dr. Cynthia Williams practices Adult Health Nurse Practitioner in Saint Louis, MO.
Where does Dr. Cynthia Williams practice?
Dr. Cynthia Williams practices at 11133 Dunn RD, Saint Louis, MO 631366119. Office phone: 3143170600.
What is Dr. Cynthia Williams's NPI?
Dr. Cynthia Williams's National Provider Identifier (NPI) is 1689740185, issued by NPPES.
Does Dr. Cynthia Williams accept Medicare assignment?
Yes. Dr. Cynthia Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cynthia Williams commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.