Doctor profile · Federal record
Dr. John Mastandrea, M.D.
Radiation Oncology Physician (CMS: Radiation Oncology) · Radiation Oncology Physician · Easton, MD
- NPI 1518999697
- Accepts Medicare
- 43 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
509 Idlewild Ave
Easton, MD 216013825
(410) 820-6411
fax (410) 820-4229 - Additional location
-
7 Richland Medical Park Dr Ste 104
Columbia, SC 292036863
(803) 434-6105
fax (803) 567-8946
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- June 9, 2025
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 2085R0001X — NUCC code
- State licenses (2)
- Maryland #D0036644 · South Carolina #83159
- Medicaid
- MD #088861300
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518999697. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
5,739
Distinct HCPCS
10
Medicare allowed
$473,695
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77014 |
Ct guidance for insertion of radiation therapy fields | 2,492 | 124 | $46 | |
77427 |
Radiation treatment management, 5 treatment sessions | 598 | 124 | $195 | |
77300 |
Calculation of radiation therapy dose | 531 | 118 | $34 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 428 | 298 | $67 | |
G6017 |
Intra-fraction localization and tracking of target or patient motion during delivery of radiation therapy (eg,3d positional tracking, gating, 3d surface tracking), each fraction of treatment | 293 | 38 | $74 | |
77334 |
Design and construction of complex radiation treatment device | 261 | 74 | $61 | |
G6002 |
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 198 | 45 | $21 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 179 | 120 | $99 | |
77338 |
Design and construction of radiation treatment device for high precision radiation therapy | 150 | 79 | $231 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 108 | 108 | $183 |
In context: peer comparison
Among 1 peers in Easton Radiation Oncology Physician, average services per provider: 286. This provider delivers 20× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
47
Patients
0
Total drug cost
$976
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levetiracetam | Generic | 17 | 0 | $221 |
| Oxycodone Hcl | Generic | 16 | 0 | $528 |
| Ciprofloxacin Hcl | Generic | 14 | 0 | $227 |
Hospital affiliations
Frequently asked questions
What is Dr. John Mastandrea's medical specialty?
Dr. John Mastandrea practices Radiation Oncology Physician in Easton, MD.
Where does Dr. John Mastandrea practice?
Dr. John Mastandrea practices at 509 Idlewild Ave, Easton, MD 216013825. Office phone: 4108206411.
What is Dr. John Mastandrea's NPI?
Dr. John Mastandrea's National Provider Identifier (NPI) is 1518999697, issued by NPPES.
Does Dr. John Mastandrea accept Medicare assignment?
Yes. Dr. John Mastandrea accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Mastandrea commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Radiation treatment management, 5 treatment sessions (HCPCS 77427); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.