Doctor profile · Federal record
Dr. Robert Mason, M.D.
Neurological Surgery Physician (CMS: Neurosurgery) · Washington, DC
- NPI 1639195795
- Accepts Medicare
- MIPS 75.7 / 100 · 2023
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3800 Reservoir RD
Washington, DC 20007
(202) 444-4972
fax (202) 444-7344 - Mailing address
-
Po Box 418283
Boston, MA 022418283
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- March 9, 2012
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 207T00000X — NUCC code
- State license (1)
- Maryland #D42402
- Medicaid
- MD #404817200
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639195795. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
363
Distinct HCPCS
10
Medicare allowed
$107,360
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 66 | 55 | $137 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 61 | 42 | $99 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 46 | 46 | $187 | |
22614 |
Fusion of additional segment of spine | 36 | 15 | $438 | |
63048 |
Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment | 21 | 12 | $236 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 19 | 19 | $201 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 19 | 19 | $190 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 18 | 18 | $246 | |
61783 |
Computer-assisted spinal procedure | 15 | 15 | $261 | |
22842 |
Placement of stabilizing device to back, 3-6 spine bone segments | 13 | 13 | $856 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 34. This provider delivers 11× the peer median.Frequently asked questions
What is Dr. Robert Mason's medical specialty?
Dr. Robert Mason practices Neurological Surgery Physician in Washington, DC.
Where does Dr. Robert Mason practice?
Dr. Robert Mason practices at 3800 Reservoir RD, Washington, DC 20007. Office phone: 2024444972.
What is Dr. Robert Mason's NPI?
Dr. Robert Mason's National Provider Identifier (NPI) is 1639195795, issued by NPPES.
Does Dr. Robert Mason accept Medicare assignment?
Yes. Dr. Robert Mason accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Mason commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.