Doctor profile · Federal record
Dr. Margaret Siman, M.D.
Family Medicine Physician (CMS: Family Practice) · Staunton, VA
- NPI 1225006729
- Accepts Medicare
- 32 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
42 Lambert St Ste 422
Staunton, VA 244012421
(540) 213-0311
fax (540) 213-0122
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- February 23, 2023
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Virginia #0101053670
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225006729. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
255
Distinct HCPCS
7
Medicare allowed
$23,558
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 65 | 44 | $88 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 63 | 44 | $124 | |
G0008 |
Administration of influenza virus vaccine | 36 | 36 | $30 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 35 | 35 | $76 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 22 | 18 | $56 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 19 | 19 | $126 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 15 | 15 | $176 |
In context: peer comparison
Among 3 peers in Staunton Family Medicine Physician, average services per provider: 37. This provider delivers 6.9× the peer median.Open Payments
Industry payments received
All-time total
$320
Transactions
17
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 6 | $107.78 | |
| Lilly USA, LLC | 3 | $65.85 | |
| Otsuka America Pharmaceutical, INC. | 2 | $38.41 | |
| AstraZeneca Pharmaceuticals Lp | 2 | $35.72 | |
| Janssen Pharmaceuticals, INC | 1 | $19.64 | |
| Vanda Pharmaceuticals INC. | 1 | $18.21 | |
| Astellas Pharma US INC | 1 | $17.96 | |
| Novo Nordisk INC | 1 | $16.92 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,217
Patients
1,263
Total drug cost
$324,591
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Shingrix (Varicella-Zoster Ge/As01b/Pf) | Brand | 549 | 393 | $117,561 |
| Abrysvo (Rsv Vacc, Pref A and Pref B/Pf) | Brand | 414 | 414 | $137,723 |
| Arexvy (Rsvpref3 Antigen/As01e/Pf) | Brand | 166 | 166 | $52,572 |
| Rosuvastatin Calcium | Generic | 147 | 48 | $2,525 |
| Oxycodone Hcl | Generic | 118 | 19 | $3,419 |
| Levothyroxine Sodium | Generic | 105 | 34 | $1,912 |
| Amlodipine Besylate | Generic | 97 | 31 | $654 |
| Atorvastatin Calcium | Generic | 91 | 28 | $1,663 |
| Alprazolam | Generic | 84 | 18 | $796 |
| Furosemide | Generic | 81 | 21 | $428 |
Hospital affiliations
Frequently asked questions
What is Dr. Margaret Siman's medical specialty?
Dr. Margaret Siman practices Family Medicine Physician in Staunton, VA.
Where does Dr. Margaret Siman practice?
Dr. Margaret Siman practices at 42 Lambert St Ste 422, Staunton, VA 244012421. Office phone: 5402130311.
What is Dr. Margaret Siman's NPI?
Dr. Margaret Siman's National Provider Identifier (NPI) is 1225006729, issued by NPPES.
Does Dr. Margaret Siman accept Medicare assignment?
Yes. Dr. Margaret Siman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Siman 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); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.