Doctor profile · Federal record
Dr. Sharon O'Brien
Pulmonary Disease Physician (CMS: Critical Care (Intensivists)) · Critical Care Medicine (Internal Medicine) Physician · Washington, DC
- NPI 1477541647
- Accepts Medicare
- MIPS 75.7 / 100 · 2023
- 35 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3800 Reservoir RD Nw
Washington, DC 200072113
(202) 444-8830 - Mailing address
-
Po Box 631856
Baltimore, MD 212631856
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- December 3, 2007
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207RP1001X — NUCC code
- State license (1)
- District of Columbia #33130
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477541647. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
137
Distinct HCPCS
2
Medicare allowed
$24,234
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 74 | 41 | $130 | |
99291 |
Critical care, first 30-74 minutes | 63 | 38 | $232 |
In context: peer comparison
Among 24 peers in this city , average services per provider: 88. This provider delivers 1.6× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Sharon O'Brien's medical specialty?
Dr. Sharon O'Brien practices Pulmonary Disease Physician in Washington, DC.
Where does Dr. Sharon O'Brien practice?
Dr. Sharon O'Brien practices at 3800 Reservoir RD Nw, Washington, DC 200072113. Office phone: 2024448830.
What is Dr. Sharon O'Brien's NPI?
Dr. Sharon O'Brien's National Provider Identifier (NPI) is 1477541647, issued by NPPES.
Does Dr. Sharon O'Brien accept Medicare assignment?
Yes. Dr. Sharon O'Brien accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sharon O'Brien commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.