Doctor profile · Federal record
Dr. Rachel Obrien, AGNP
Nurse Practitioner · Saint Louis, MO
- NPI 1003396334
- Accepts Medicare
- MIPS 79.3 / 100 · 2023
- 8 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
620 S Taylor Ave, Div Im Infectious Disease, Ste 100
Saint Louis, MO 631101035
(314) 362-9098
fax (314) 362-9851 - Mailing address
-
Po Box 7412011
Chicago, IL 606742011
Credentials & registration
- NPI registered
- August 2018 — 8 yrs on file
- Profile last updated
- April 21, 2025
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- Missouri #2018030046
- Medicaid
- MO #420060509
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1003396334. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
361
Distinct HCPCS
6
Medicare allowed
$33,808
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 237 | 169 | $105 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 36 | 28 | $47 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 31 | 24 | $76 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 30 | 28 | $76 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 16 | 16 | $140 | |
G0008 |
Administration of influenza virus vaccine | 11 | 11 | $30 |
In context: peer comparison
Among 112 peers in Saint Louis Nurse Practitioner, average services per provider: 76. This provider delivers 4.8× the peer median.Open Payments
Industry payments received
All-time total
$240
Transactions
12
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merck Sharp & Dohme LLC | 5 | $113.31 | |
| Abbvie INC. | 4 | $66.16 | |
| Paratek Pharmaceuticals, INC. | 2 | $36.26 | |
| ViiV Healthcare Company | 1 | $24.63 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
949
Patients
274
Total drug cost
$343,211
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Doxycycline Hyclate | Generic | 237 | 72 | $18,818 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 132 | 48 | $6,125 |
| Cefadroxil | Generic | 78 | 23 | $6,035 |
| Amoxicillin | Generic | 57 | 20 | $1,348 |
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 52 | 0 | $212,835 |
| Cephalexin | Generic | 52 | 15 | $2,494 |
| Azithromycin | Generic | 51 | 15 | $1,823 |
| Ciprofloxacin Hcl | Generic | 50 | 20 | $3,035 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 47 | 20 | $1,881 |
| Ethambutol Hcl | Generic | 46 | 0 | $2,784 |
Frequently asked questions
What is Dr. Rachel Obrien's medical specialty?
Dr. Rachel Obrien practices Nurse Practitioner in Saint Louis, MO.
Where does Dr. Rachel Obrien practice?
Dr. Rachel Obrien practices at 620 S Taylor Ave, Saint Louis, MO 631101035. Office phone: 3143629098.
What is Dr. Rachel Obrien's NPI?
Dr. Rachel Obrien's National Provider Identifier (NPI) is 1003396334, issued by NPPES.
Does Dr. Rachel Obrien accept Medicare assignment?
Yes. Dr. Rachel Obrien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rachel Obrien commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Telephone medical discussion with physician (HCPCS 99441); Telephone medical discussion with physician (HCPCS 99442). Source: CMS Medicare Physician & Other Practitioners file.