Doctor profile · Federal record
Dr. Siamak Marzbani, M.D.
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Specialist · Smithfield, NC
- NPI 1528169307
- Accepts Medicare
- 46 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
520 North St
Smithfield, NC 275774016
(919) 934-3015
fax (919) 934-0958
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- April 5, 2021
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- North Carolina #38172
- Medicaid
- NC #8954551
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1528169307. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
258
Distinct HCPCS
9
Medicare allowed
$17,413
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 76 | 61 | $84 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 41 | 30 | $114 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 35 | 35 | $37 | |
81002 |
Urinalysis, manual test | 28 | 26 | $3 | |
Q0091 |
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 22 | 22 | $40 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 17 | 17 | $106 | |
76830 |
Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina | 16 | 16 | $101 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 12 | 12 | $53 | |
81003 |
Automated urinalysis test | 11 | 11 | $2 |
In context: peer comparison
Among 3 peers in Smithfield Obstetrics & Gynecology Physician, average services per provider: 26. This provider delivers 9.9× the peer median.Open Payments
Industry payments received
All-time total
$2,694
Transactions
46
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Intuitive Surgical, INC. | 16 | $2,096.18 | |
| Astellas Pharma US INC | 9 | $158.74 | |
| Biogen, INC. | 4 | $68.39 | |
| Novo Nordisk INC | 3 | $59.23 | |
| Shield Therapeutics INC | 1 | $52.83 | |
| Pfizer INC. | 2 | $41.22 | |
| Baxter Healthcare | 2 | $35.60 | |
| Lilly USA, LLC | 2 | $33.12 | |
| Pacira Pharmaceuticals Incorporated | 1 | $19.78 | |
| Coloplast Corp | 1 | $19.76 | |
| Phadia US INC. | 1 | $19.08 | |
| Agile Therapeutics, INC. | 1 | $17.58 | |
| Merck Sharp & Dohme LLC | 1 | $16.78 | |
| Evofem Biosciences, INC. | 1 | $16.09 | |
| Aspira Women's Health INC | 1 | $15.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
175
Patients
45
Total drug cost
$12,006
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 41 | 27 | $3,299 |
| Medroxyprogesterone Acetate | Generic | 37 | 0 | $526 |
| Clobetasol Propionate | Generic | 24 | 18 | $654 |
| Oxybutynin Chloride | Generic | 15 | 0 | $55 |
| Estradiol (Once Weekly) (Estradiol) | Brand | 12 | 0 | $839 |
| Estradiol (Twice Weekly) (Estradiol) | Brand | 12 | 0 | $721 |
| Premarin (Estrogens, Conjugated) | Brand | 12 | 0 | $5,686 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 11 | 0 | $32 |
| Nortrel (Norethindrone-Ethin. Estradiol) | Brand | 11 | 0 | $195 |
Frequently asked questions
What is Dr. Siamak Marzbani's medical specialty?
Dr. Siamak Marzbani practices Obstetrics & Gynecology Physician in Smithfield, NC.
Where does Dr. Siamak Marzbani practice?
Dr. Siamak Marzbani practices at 520 North St, Smithfield, NC 275774016. Office phone: 9199343015.
What is Dr. Siamak Marzbani's NPI?
Dr. Siamak Marzbani's National Provider Identifier (NPI) is 1528169307, issued by NPPES.
Does Dr. Siamak Marzbani accept Medicare assignment?
Yes. Dr. Siamak Marzbani accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Siamak Marzbani commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101). Source: CMS Medicare Physician & Other Practitioners file.