Doctor profile · Federal record
Dr. Chastity Aubuchon, FNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · O Fallon, MO
- NPI 1225402860
- Accepts Medicare
- 11 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
207 E Pitman St
O Fallon, MO 633662620
(636) 875-1140
Credentials & registration
- NPI registered
- November 2015 — 11 yrs on file
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Missouri #2015040588
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225402860. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,086
Distinct HCPCS
7
Medicare allowed
$202,561
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99350 |
Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes | 1,003 | 195 | $113 | |
99349 |
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes | 939 | 173 | $84 | |
J0696 |
Injection, ceftriaxone sodium, per 250 mg | 54 | 14 | $1 | |
99345 |
Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes | 53 | 53 | $170 | |
96372 |
Injection of drug or substance under skin or into muscle | 14 | 13 | $12 | |
99497 |
Advance care planning, first 30 minutes | 12 | 12 | $69 | |
G0442 |
Annual alcohol misuse screening, 5 to 15 minutes | 11 | 11 | $15 |
In context: peer comparison
Among 14 peers in this city , average services per provider: 78. This provider delivers 27× the peer median.Open Payments
Industry payments received
All-time total
$14
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk Inc | 1 | $14.09 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,636
Patients
263
Total drug cost
$26,064
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 185 | 28 | $2,334 |
| Amlodipine Besylate | Generic | 147 | 20 | $1,483 |
| Donepezil Hcl | Generic | 146 | 21 | $2,557 |
| Levothyroxine Sodium | Generic | 134 | 23 | $1,949 |
| Furosemide | Generic | 133 | 21 | $895 |
| Quetiapine Fumarate | Generic | 123 | 22 | $2,318 |
| Memantine Hcl | Generic | 112 | 17 | $4,746 |
| Trazodone Hcl | Generic | 100 | 17 | $1,163 |
| Omeprazole | Generic | 99 | 16 | $1,485 |
| Tamsulosin Hcl | Generic | 95 | 15 | $1,431 |
Frequently asked questions
What is Dr. Chastity Aubuchon's medical specialty?
Dr. Chastity Aubuchon practices Family Nurse Practitioner in O Fallon, MO.
Where does Dr. Chastity Aubuchon practice?
Dr. Chastity Aubuchon practices at 207 E Pitman St, O Fallon, MO 633662620. Office phone: 6368751140.
What is Dr. Chastity Aubuchon's NPI?
Dr. Chastity Aubuchon's National Provider Identifier (NPI) is 1225402860, issued by NPPES.
Does Dr. Chastity Aubuchon accept Medicare assignment?
Yes. Dr. Chastity Aubuchon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chastity Aubuchon commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with high level of medical decision making (HCPCS 99350); Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Injection, ceftriaxone sodium, per 250 mg (HCPCS J0696). Source: CMS Medicare Physician & Other Practitioners file.