Doctor profile · Federal record
Dr. Jason Ahn, M.D., M.P.A.
Emergency Medicine Physician (CMS: Emergency Medicine) · Boston, MA
- NPI 1851667299
- Accepts Medicare
- MIPS 93.2 / 100 · 2023
- 14 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
75 Francis St, Bwh Dept. of Emergency Medicine
Boston, MA 021156110
(617) 732-8070
Credentials & registration
- NPI registered
- March 2012 — 14 yrs on file
- Profile last updated
- January 9, 2020
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A141998
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1851667299. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
570
Distinct HCPCS
6
Medicare allowed
$71,826
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 176 | 170 | $184 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 172 | 137 | $9 | |
99291 |
Critical care, first 30-74 minutes | 109 | 104 | $227 | |
99284 |
Emergency department visit with moderate level of medical decision making | 85 | 85 | $125 | |
99283 |
Emergency department visit with low level of medical decision making | 16 | 16 | $75 | |
99292 |
Critical care, each additional 30 minutes | 12 | 12 | $114 |
In context: peer comparison
Among 183 peers in Boston Emergency Medicine Physician, average services per provider: 65. This provider delivers 8.8× the peer median.Open Payments
Industry payments received
All-time total
$13
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Siemens Medical Solutions USA, INC. | 1 | $13.47 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
18
Patients
18
Total drug cost
$134
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 18 | 18 | $134 |
Hospital affiliations
Frequently asked questions
What is Dr. Jason Ahn's medical specialty?
Dr. Jason Ahn practices Emergency Medicine Physician in Boston, MA.
Where does Dr. Jason Ahn practice?
Dr. Jason Ahn practices at 75 Francis St, Boston, MA 021156110. Office phone: 6177328070.
What is Dr. Jason Ahn's NPI?
Dr. Jason Ahn's National Provider Identifier (NPI) is 1851667299, issued by NPPES.
Does Dr. Jason Ahn accept Medicare assignment?
Yes. Dr. Jason Ahn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason Ahn 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.