Doctor profile · Federal record
Dr. Melissa Marshall, Capn, RN
Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Adult Psychiatric/Mental Health Registered Nurse · Charleston, SC
- NPI 1558593392
- Accepts Medicare
- 17 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
109 Bee St
Charleston, SC 294015703
(843) 577-5011 - Additional location
-
2215 Hualapai Mountain RD, Siutes H and I
Kingman, AZ 864018324
(928) 753-9387
fax (928) 753-9404 - Mailing address
-
597 Old Mount Holly RD Ste 300
Goose Creek, SC 294452832
Credentials & registration
- NPI registered
- August 2009 — 17 yrs on file
- Profile last updated
- June 30, 2023
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 363LP0808X — NUCC code
- State license (1)
- South Carolina #21718
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558593392. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
153
Distinct HCPCS
4
Medicare allowed
$12,247
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90833 |
Psychotherapy with evaluation and management visit, 30 minutes | 58 | 24 | $55 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 56 | 25 | $100 | |
90836 |
Psychotherapy with evaluation and management visit, 45 minutes | 27 | 21 | $69 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $133 |
In context: peer comparison
Among 3 peers in Charleston Psychiatric/Mental Health Nurse Practitioner, average services per provider: 85. This provider delivers 1.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
230
Patients
11
Total drug cost
$6,022
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Alprazolam | Generic | 39 | 0 | $385 |
| Duloxetine Hcl | Generic | 39 | 0 | $2,279 |
| Trazodone Hcl | Generic | 21 | 11 | $161 |
| Aripiprazole | Generic | 17 | 0 | $1,271 |
| Clonazepam | Generic | 17 | 0 | $94 |
| Risperidone | Generic | 16 | 0 | $193 |
| Buspirone Hcl | Generic | 15 | 0 | $445 |
| Lorazepam | Generic | 15 | 0 | $52 |
| Bupropion Xl (Bupropion Hcl) | Brand | 13 | 0 | $396 |
| Escitalopram Oxalate | Generic | 13 | 0 | $266 |
Frequently asked questions
What is Dr. Melissa Marshall's medical specialty?
Dr. Melissa Marshall practices Psychiatric/Mental Health Nurse Practitioner in Charleston, SC.
Where does Dr. Melissa Marshall practice?
Dr. Melissa Marshall practices at 109 Bee St, Charleston, SC 294015703. Office phone: 8435775011.
What is Dr. Melissa Marshall's NPI?
Dr. Melissa Marshall's National Provider Identifier (NPI) is 1558593392, issued by NPPES.
Does Dr. Melissa Marshall accept Medicare assignment?
Yes. Dr. Melissa Marshall accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Melissa Marshall commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy with evaluation and management visit (HCPCS 90833); Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy with evaluation and management visit (HCPCS 90836). Source: CMS Medicare Physician & Other Practitioners file.