Doctor profile · Federal record
Dr. Jonathan Leeman, M.D.
Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Boston, MA
- NPI 1871835231
- Accepts Medicare
- 13 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
75 Francis St
Boston, MA 02115
(617) 732-5500 - Additional location
-
100 Blossom St
Boston, MA 021142606
(617) 726-8651 - Additional location
-
55 Fruit St
Boston, MA 021142621
(617) 726-8651
Credentials & registration
- NPI registered
- March 2013 — 13 yrs on file
- Profile last updated
- December 1, 2025
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 2085R0001X — NUCC code
- State licenses (2)
- Massachusetts #274578 · New York #277852
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871835231. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,712
Distinct HCPCS
10
Medicare allowed
$290,568
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77300 |
Calculation of radiation therapy dose | 1,596 | 101 | $36 | |
77014 |
Ct guidance for insertion of radiation therapy fields | 206 | 19 | $48 | |
77338 |
Design and construction of radiation treatment device for high precision radiation therapy | 194 | 106 | $244 | |
77301 |
High precision radiation therapy planning | 182 | 106 | $455 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 100 | 68 | $70 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 84 | 84 | $193 | |
77263 |
Complex radiation therapy planning | 75 | 72 | $182 | |
77470 |
Special radiation treatment | 66 | 63 | $116 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 64 | 48 | $103 | |
77427 |
Radiation treatment management, 5 treatment sessions | 49 | 16 | $208 |
In context: peer comparison
Among 61 peers in Boston Radiation Oncology Physician, average services per provider: 91. This provider delivers 30× the peer median.Open Payments
Industry payments received
All-time total
$1,471
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Iba Proton Therapy, INC. | 1 | $1,273.00 | |
| Blue Earth Diagnostics Limited | 1 | $198.09 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
62
Patients
39
Total drug cost
$1,277
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tamsulosin Hcl | Generic | 32 | 14 | $1,012 |
| Ondansetron Hcl | Generic | 30 | 25 | $264 |
Hospital affiliations
Frequently asked questions
What is Dr. Jonathan Leeman's medical specialty?
Dr. Jonathan Leeman practices Radiation Oncology Physician in Boston, MA.
Where does Dr. Jonathan Leeman practice?
Dr. Jonathan Leeman practices at 75 Francis St, Boston, MA 02115. Office phone: 6177325500.
What is Dr. Jonathan Leeman's NPI?
Dr. Jonathan Leeman's National Provider Identifier (NPI) is 1871835231, issued by NPPES.
Does Dr. Jonathan Leeman accept Medicare assignment?
Yes. Dr. Jonathan Leeman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Leeman commonly perform?
Top Medicare-reported procedures in 2023: Calculation of radiation therapy dose (HCPCS 77300); Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Design and construction of radiation treatment device for high precision radiation therapy (HCPCS 77338). Source: CMS Medicare Physician & Other Practitioners file.