Doctor profile · Federal record
Dr. Mariann Simpson, P.A.
Physician Assistant · Cumming, GA
- NPI 1245213883
- Accepts Medicare
- 39 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1100 Northside Forsyth Dr, Suite 240
Cumming, GA 300416012
(678) 947-6440
fax (678) 947-0172 - Mailing address
-
3400C Old Milton Pkwy, Suite 270
Alpharetta, GA 300053707
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- October 20, 2008
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 363A00000X — NUCC code
- State license (1)
- Georgia #004431
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1245213883. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,065
Distinct HCPCS
10
Medicare allowed
$84,044
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 325 | 233 | $107 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 165 | 165 | $108 | |
81003 |
Automated urinalysis test | 109 | 94 | $2 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 108 | 97 | $76 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 49 | 49 | $16 | |
G0008 |
Administration of influenza virus vaccine | 45 | 45 | $31 | |
90662 |
Influenza vaccine split virus, preservative free | 42 | 42 | $70 | |
J0702 |
Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 33 | 28 | $6 | |
96372 |
Injection of drug or substance under skin or into muscle | 32 | 30 | $12 | |
G0009 |
Administration of pneumococcal vaccine | 28 | 28 | $29 |
In context: peer comparison
Among 16 peers in Cumming Physician Assistant, average services per provider: 81. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$1,056
Transactions
45
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Astellas Pharma US INC | 5 | $166.57 | |
| Lilly USA, LLC | 8 | $140.55 | |
| Novo Nordisk INC | 6 | $119.92 | |
| Teleflex LLC | 2 | $106.57 | |
| GlaxoSmithKline, LLC. | 5 | $93.21 | |
| AstraZeneca Pharmaceuticals Lp | 4 | $82.86 | |
| Exact Sciences Corporation | 3 | $79.76 | |
| Medtronic, INC. | 2 | $70.62 | |
| Pfizer INC. | 3 | $55.74 | |
| Abbvie INC. | 3 | $51.38 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $29.64 | |
| Janssen Pharmaceuticals, INC | 1 | $21.70 | |
| Abbott Laboratories | 1 | $19.43 | |
| Amgen INC. | 1 | $18.04 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,799
Patients
1,032
Total drug cost
$36,025
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 323 | 120 | $3,627 |
| Rosuvastatin Calcium | Generic | 312 | 117 | $5,256 |
| Levothyroxine Sodium | Generic | 275 | 96 | $4,265 |
| Lisinopril | Generic | 256 | 83 | $2,025 |
| Amlodipine Besylate | Generic | 236 | 89 | $1,593 |
| Trazodone Hcl | Generic | 166 | 67 | $1,654 |
| Escitalopram Oxalate | Generic | 163 | 54 | $2,356 |
| Losartan Potassium | Generic | 151 | 55 | $1,849 |
| Alprazolam | Generic | 147 | 43 | $650 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 139 | 71 | $3,494 |
Frequently asked questions
What is Dr. Mariann Simpson's medical specialty?
Dr. Mariann Simpson practices Physician Assistant in Cumming, GA.
Where does Dr. Mariann Simpson practice?
Dr. Mariann Simpson practices at 1100 Northside Forsyth Dr, Cumming, GA 300416012. Office phone: 6789476440.
What is Dr. Mariann Simpson's NPI?
Dr. Mariann Simpson's National Provider Identifier (NPI) is 1245213883, issued by NPPES.
Does Dr. Mariann Simpson accept Medicare assignment?
Yes. Dr. Mariann Simpson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mariann Simpson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Automated urinalysis test (HCPCS 81003). Source: CMS Medicare Physician & Other Practitioners file.