Doctor profile · Federal record
Dr. Sian Oleary, CRNA
Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Boston, MA
- NPI 1578901336
- Accepts Medicare
- 13 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
75 Francis St
Boston, MA 021156110
(617) 732-5500 - Mailing address
-
375 Boylston St
Brookline, MA 024456007
Credentials & registration
- NPI registered
- June 2013 — 13 yrs on file
- Profile last updated
- October 1, 2015
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 367500000X — NUCC code
- State license (1)
- Massachusetts #RN229972
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1578901336. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
71
Distinct HCPCS
4
Medicare allowed
$8,921
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 23 | 23 | $113 | |
01402 |
Anesthesia for procedure for total knee joint replacement | 20 | 19 | $182 | |
00400 |
Anesthesia for other procedure on skin of arms, legs, and front body | 16 | 16 | $95 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 12 | 12 | $96 |
In context: peer comparison
Among 104 peers in Boston Certified Registered Nurse Anesthetist, average services per provider: 30. This provider delivers 2.4× the peer median.Frequently asked questions
What is Dr. Sian Oleary's medical specialty?
Dr. Sian Oleary practices Certified Registered Nurse Anesthetist in Boston, MA.
Where does Dr. Sian Oleary practice?
Dr. Sian Oleary practices at 75 Francis St, Boston, MA 021156110. Office phone: 6177325500.
What is Dr. Sian Oleary's NPI?
Dr. Sian Oleary's National Provider Identifier (NPI) is 1578901336, issued by NPPES.
Does Dr. Sian Oleary accept Medicare assignment?
Yes. Dr. Sian Oleary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sian Oleary commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for procedure for total knee joint replacement (HCPCS 01402); Anesthesia for other procedure on skin of arms, legs, and front body (HCPCS 00400). Source: CMS Medicare Physician & Other Practitioners file.