Doctor profile · Federal record
Dr. Irene Irby, NP
Critical Care Medicine Nurse Practitioner · Critical Care Medicine Nurse Practitioner · Annapolis, MD
- NPI 1477792604
- 17 yrs on file
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
108 Forbes St, Second Floor
Annapolis, MD 214011502
(410) 571-7880
fax (410) 571-0362 - Mailing address
-
Po Box 64131
Baltimore, MD 212644131
Credentials & registration
- NPI registered
- February 2009 — 17 yrs on file
- Profile last updated
- October 21, 2015
- Specialty taxonomy
- 363LC0200X — NUCC code
- State licenses (2)
- Maryland #R202633 · Mississippi #R762005
- Medicaid
- MD #544102100
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477792604. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
254
Distinct HCPCS
4
Medicare allowed
$24,232
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 182 | 125 | $99 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 32 | 32 | $137 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 27 | 26 | $56 | |
95251 |
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report | 13 | 11 | $28 |
In context: peer comparison
Among 2 peers in Annapolis Critical Care Medicine Nurse Practitioner, average services per provider: 66. This provider delivers 3.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,014
Patients
331
Total drug cost
$729,298
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 240 | 78 | $3,721 |
| Mounjaro (Tirzepatide) | Brand | 143 | 32 | $197,031 |
| Ozempic (Semaglutide) | Brand | 92 | 35 | $134,387 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 88 | 30 | $94,613 |
| Trulicity (Dulaglutide) | Brand | 87 | 22 | $137,195 |
| Metformin Hcl | Generic | 76 | 28 | $1,590 |
| Jardiance (Empagliflozin) | Brand | 57 | 18 | $79,803 |
| Nano 2Nd Gen Pen Needle (Pen Needle, Diabetic) | Brand | 42 | 24 | $7,444 |
| Rosuvastatin Calcium | Generic | 31 | 14 | $584 |
| Synthroid (Levothyroxine Sodium) | Brand | 30 | 11 | $3,439 |
Frequently asked questions
What is Dr. Irene Irby's medical specialty?
Dr. Irene Irby practices Critical Care Medicine Nurse Practitioner in Annapolis, MD.
Where does Dr. Irene Irby practice?
Dr. Irene Irby practices at 108 Forbes St, Annapolis, MD 214011502. Office phone: 4105717880.
What is Dr. Irene Irby's NPI?
Dr. Irene Irby's National Provider Identifier (NPI) is 1477792604, issued by NPPES.
What procedures does Dr. Irene Irby commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.