Doctor profile · Federal record
Dr. Joann Williams
Family Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Charleston, SC
- NPI 1093235533
- Accepts Medicare
- MIPS 84.7 / 100 · 2023
- 18 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2566 Ashley River RD
Charleston, SC 294144605
(866) 389-2727 - Additional location
-
1411 Vermillion St
Hastings, MN 550332844
Credentials & registration
- NPI registered
- June 2017 — 9 yrs on file
- Profile last updated
- July 24, 2025
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State licenses (2)
- South Carolina #26243 · Minnesota #5353
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1093235533. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
304
Distinct HCPCS
7
Medicare allowed
$18,303
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 106 | 96 | $71 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 64 | 64 | $90 | |
87426 |
Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus | 55 | 54 | $35 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 25 | 25 | $68 | |
G0008 |
Administration of influenza virus vaccine | 25 | 25 | $29 | |
81002 |
Urinalysis, manual test | 16 | 15 | $3 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 13 | 12 | $45 |
In context: peer comparison
Among 70 peers in Charleston Family Nurse Practitioner, average services per provider: 309. This provider delivers 1.0× the peer median.Open Payments
Industry payments received
All-time total
$124
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 1 | $124.21 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
149
Patients
146
Total drug cost
$1,652
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin | Generic | 30 | 30 | $114 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 26 | 25 | $796 |
| Azithromycin | Generic | 21 | 20 | $84 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 17 | 17 | $207 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 15 | 14 | $114 |
| Prednisone | Generic | 15 | 15 | $27 |
| Doxycycline Hyclate | Generic | 13 | 13 | $178 |
| Lagevrio (Eua) (Molnupiravir) | Brand | 12 | 12 | $131 |
Frequently asked questions
What is Dr. Joann Williams's medical specialty?
Dr. Joann Williams practices Family Nurse Practitioner in Charleston, SC.
Where does Dr. Joann Williams practice?
Dr. Joann Williams practices at 2566 Ashley River RD, Charleston, SC 294144605. Office phone: 8663892727.
What is Dr. Joann Williams's NPI?
Dr. Joann Williams's National Provider Identifier (NPI) is 1093235533, issued by NPPES.
Does Dr. Joann Williams accept Medicare assignment?
Yes. Dr. Joann Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joann Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (HCPCS 87426). Source: CMS Medicare Physician & Other Practitioners file.