Doctor profile · Federal record
Dr. Alyssa Keller, M.D.
Family Medicine Physician (CMS: Family Practice) · O Fallon, MO
- NPI 1588892665
- Accepts Medicare
- 17 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
300 Winding Woods Dr, Suite 222
O Fallon, MO 633664771
(636) 978-8600
fax (636) 978-8602
Credentials & registration
- NPI registered
- June 2009 — 17 yrs on file
- Profile last updated
- June 30, 2012
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Missouri #2009017184
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588892665. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
441
Distinct HCPCS
8
Medicare allowed
$42,916
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 131 | 92 | $123 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 84 | 84 | $128 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 72 | 42 | $86 | |
G0008 |
Administration of influenza virus vaccine | 50 | 49 | $30 | |
90662 |
Influenza vaccine split virus, preservative free | 43 | 42 | $72 | |
83036 |
Hemoglobin a1c level | 28 | 14 | $10 | |
G0009 |
Administration of pneumococcal vaccine | 17 | 17 | $30 | |
90677 |
Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | 16 | 16 | $283 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 66. This provider delivers 6.7× the peer median.Open Payments
Industry payments received
All-time total
$792
Transactions
44
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 11 | $155.88 | |
| ABBVIE INC. | 6 | $155.50 | |
| Novo Nordisk Inc | 8 | $144.18 | |
| GlaxoSmithKline, LLC. | 3 | $53.50 | |
| AstraZeneca Pharmaceuticals LP | 3 | $49.15 | |
| PFIZER INC. | 3 | $41.29 | |
| Exact Sciences Corporation | 2 | $40.13 | |
| Amgen Inc. | 2 | $35.13 | |
| Axsome Therapeutics, Inc. | 1 | $27.62 | |
| Novartis Pharmaceuticals Corporation | 1 | $19.29 | |
| IRONSHORE PHARMACEUTICALS INC. | 1 | $18.97 | |
| Abbott Laboratories | 1 | $17.83 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $17.28 | |
| Tris Pharma Inc | 1 | $16.55 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,539
Patients
480
Total drug cost
$18,416
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 265 | 84 | $3,011 |
| Amlodipine Besylate | Generic | 160 | 43 | $916 |
| Lisinopril | Generic | 154 | 49 | $1,408 |
| Losartan Potassium | Generic | 145 | 46 | $2,202 |
| Levothyroxine Sodium | Generic | 131 | 37 | $2,080 |
| Rosuvastatin Calcium | Generic | 122 | 39 | $1,639 |
| Omeprazole | Generic | 113 | 40 | $1,749 |
| Pantoprazole Sodium | Generic | 65 | 22 | $940 |
| Metoprolol Succinate | Generic | 63 | 16 | $1,364 |
| Meloxicam | Generic | 60 | 20 | $344 |
Hospital affiliations
Frequently asked questions
What is Dr. Alyssa Keller's medical specialty?
Dr. Alyssa Keller practices Family Medicine Physician in O Fallon, MO.
Where does Dr. Alyssa Keller practice?
Dr. Alyssa Keller practices at 300 Winding Woods Dr, O Fallon, MO 633664771. Office phone: 6369788600.
What is Dr. Alyssa Keller's NPI?
Dr. Alyssa Keller's National Provider Identifier (NPI) is 1588892665, issued by NPPES.
Does Dr. Alyssa Keller accept Medicare assignment?
Yes. Dr. Alyssa Keller accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alyssa Keller 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); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.