Doctor profile · Federal record
Dr. Andrea Warren, APRN, FNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Oak Lawn, IL
- NPI 1427423367
- Accepts Medicare
- 17 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9555 S 52Nd Ave
Oak Lawn, IL 604533054
(708) 634-0950
fax (708) 634-0942
Credentials & registration
- NPI registered
- December 2015 — 11 yrs on file
- Profile last updated
- February 27, 2025
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Illinois #277003944
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427423367. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
288
Distinct HCPCS
8
Medicare allowed
$24,920
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 69 | 65 | $107 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 45 | 44 | $80 | |
87651 |
Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique | 42 | 42 | $34 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 38 | 38 | $143 | |
0241U |
Respiratory infectious agent detection by rna for severe acute respiratory syndrome coronavirus 2 (covid 19), influenza a, influenza b, and respiratory syncytial virus, upper respiratory specimen, each reported as detected or not detected | 33 | 33 | $136 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 23 | 23 | $101 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 20 | 20 | $12 | |
81002 |
Urinalysis, manual test | 18 | 18 | $3 |
In context: peer comparison
Among 24 peers in Oak Lawn Family Nurse Practitioner, average services per provider: 66. This provider delivers 4.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
239
Patients
225
Total drug cost
$2,764
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Fluticasone Propionate | Generic | 80 | 79 | $991 |
| Doxycycline Hyclate | Generic | 24 | 24 | $253 |
| Azithromycin | Generic | 23 | 23 | $127 |
| Mupirocin | Generic | 21 | 20 | $165 |
| Prednisone | Generic | 20 | 20 | $51 |
| Cephalexin | Generic | 17 | 17 | $102 |
| Diclofenac Sodium | Generic | 16 | 16 | $370 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 14 | 14 | $174 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 12 | 0 | $398 |
| Lagevrio (Eua) (Molnupiravir) | Brand | 12 | 12 | $131 |
Frequently asked questions
What is Dr. Andrea Warren's medical specialty?
Dr. Andrea Warren practices Family Nurse Practitioner in Oak Lawn, IL.
Where does Dr. Andrea Warren practice?
Dr. Andrea Warren practices at 9555 S 52Nd Ave, Oak Lawn, IL 604533054. Office phone: 7086340950.
What is Dr. Andrea Warren's NPI?
Dr. Andrea Warren's National Provider Identifier (NPI) is 1427423367, issued by NPPES.
Does Dr. Andrea Warren accept Medicare assignment?
Yes. Dr. Andrea Warren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrea Warren commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique (HCPCS 87651). Source: CMS Medicare Physician & Other Practitioners file.