Doctor profile · Federal record
Dr. Mariam Alexander
Medical Oncology Physician (CMS: Hematology/Oncology) · Hematology (Internal Medicine) Physician · Charleston, SC
- NPI 1679987382
- Accepts Medicare
- 12 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
171 Ashley Ave
Charleston, SC 294252306
(843) 792-1414 - Mailing address
-
Po Box 751461
Charlotte, NC 282751461
Credentials & registration
- NPI registered
- June 2014 — 12 yrs on file
- Profile last updated
- March 2, 2022
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RX0202X — NUCC code
- State license (1)
- South Carolina #83619
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1679987382. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
496
Distinct HCPCS
7
Medicare allowed
$53,077
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 152 | 83 | $94 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 139 | 70 | $91 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 88 | 47 | $135 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 57 | 30 | $134 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 25 | 25 | $171 | |
96372 |
Injection of drug or substance under skin or into muscle | 23 | 16 | $13 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 12 | 12 | $171 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 69. This provider delivers 7.2× the peer median.Open Payments
Industry payments received
All-time total
$5,137
Transactions
7
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, Inc. | 5 | $3,529.56 | |
| Bayer Healthcare Pharmaceuticals Inc. | 1 | $1,530.00 | |
| Genentech USA, Inc. | 1 | $77.03 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
422
Patients
120
Total drug cost
$1,005,663
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 56 | 20 | $878 |
| Ondansetron Hcl | Generic | 49 | 30 | $542 |
| Prochlorperazine Maleate | Generic | 42 | 27 | $520 |
| Oxycodone Hcl | Generic | 41 | 19 | $765 |
| Tagrisso (Osimertinib Mesylate) | Brand | 41 | 0 | $652,881 |
| Tamoxifen Citrate | Generic | 32 | 0 | $753 |
| Dexamethasone | Generic | 29 | 24 | $591 |
| Xarelto (Rivaroxaban) | Brand | 22 | 0 | $15,815 |
| Verzenio (Abemaciclib) | Brand | 21 | 0 | $320,441 |
| Eliquis (Apixaban) | Brand | 18 | 0 | $10,088 |
Frequently asked questions
What is Dr. Mariam Alexander's medical specialty?
Dr. Mariam Alexander practices Medical Oncology Physician in Charleston, SC.
Where does Dr. Mariam Alexander practice?
Dr. Mariam Alexander practices at 171 Ashley Ave, Charleston, SC 294252306. Office phone: 8437921414.
What is Dr. Mariam Alexander's NPI?
Dr. Mariam Alexander's National Provider Identifier (NPI) is 1679987382, issued by NPPES.
Does Dr. Mariam Alexander accept Medicare assignment?
Yes. Dr. Mariam Alexander accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mariam Alexander commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.