Doctor profile · Federal record
Dr. Kathleen Obrien, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Emergency Medicine Physician · Reno, NV
- NPI 1427236975
- Accepts Medicare
- MIPS 84.5 / 100 · 2023
- 20 yrs in practice
- Licensed in 4 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
550 W Plumb Ln # B245
Reno, NV 895093468
(508) 769-3310 - Additional location
-
55 Fruit Street, Mass. General Hospital Dept. of Emerg. Medicine
Boston, MA 02214
(617) 726-0313
Credentials & registration
- NPI registered
- February 2008 — 18 yrs on file
- Profile last updated
- February 25, 2025
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (4)
- California #A134513 · Massachusetts #254591 · Arizona #77459 · Nevada #17437
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427236975. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
453
Distinct HCPCS
4
Medicare allowed
$50,935
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 203 | 193 | $175 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 170 | 163 | $8 | |
99291 |
Critical care, first 30-74 minutes | 48 | 47 | $212 | |
99284 |
Emergency department visit with moderate level of medical decision making | 32 | 32 | $120 |
In context: peer comparison
Among 19 peers in this city , average services per provider: 63. This provider delivers 7.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
73
Patients
70
Total drug cost
$657
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 18 | 17 | $113 |
| Prednisone | Generic | 15 | 14 | $35 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 14 | 14 | $97 |
| Cefdinir | Generic | 13 | 13 | $264 |
| Doxycycline Hyclate | Generic | 13 | 12 | $148 |
Frequently asked questions
What is Dr. Kathleen Obrien's medical specialty?
Dr. Kathleen Obrien practices Emergency Medicine Physician in Reno, NV.
Where does Dr. Kathleen Obrien practice?
Dr. Kathleen Obrien practices at 550 W Plumb Ln # B245, Reno, NV 895093468. Office phone: 5087693310.
What is Dr. Kathleen Obrien's NPI?
Dr. Kathleen Obrien's National Provider Identifier (NPI) is 1427236975, issued by NPPES.
Does Dr. Kathleen Obrien accept Medicare assignment?
Yes. Dr. Kathleen Obrien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathleen Obrien commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.