Doctor profile · Federal record
Dr. Erin O'Fallon, M.D. M.P.H.
Geriatric Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Boston, MA
- NPI 1801853205
- Accepts Medicare
- 25 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
75 Francis Street Brigham and Womens Hospital,, Pbb-B-4-Room 428
Boston, MA 02215
(617) 525-8281 - Mailing address
-
75 Francis Street, Brigham and Women's Hospital, Pbb-B-4-Room 428
Boston, MA 02215
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- August 31, 2011
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207RG0300X — NUCC code
- State license (1)
- Minnesota #45268
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801853205. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
330
Distinct HCPCS
4
Medicare allowed
$34,490
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 167 | 85 | $84 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 93 | 60 | $125 | |
99239 |
Hospital discharge day management, more than 30 minutes | 57 | 57 | $123 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 13 | 13 | $138 |
In context: peer comparison
Among 18 peers in this city , average services per provider: 78. This provider delivers 4.2× the peer median.Frequently asked questions
What is Dr. Erin O'Fallon's medical specialty?
Dr. Erin O'Fallon practices Geriatric Medicine (Internal Medicine) Physician in Boston, MA.
Where does Dr. Erin O'Fallon practice?
Dr. Erin O'Fallon practices at 75 Francis Street Brigham and Womens Hospital,, Boston, MA 02215. Office phone: 6175258281.
What is Dr. Erin O'Fallon's NPI?
Dr. Erin O'Fallon's National Provider Identifier (NPI) is 1801853205, issued by NPPES.
Does Dr. Erin O'Fallon accept Medicare assignment?
Yes. Dr. Erin O'Fallon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erin O'Fallon commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.