Doctor profile · Federal record
Dr. Karl Coyner, M.D.
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Nuclear Medicine Physician · Boston, MA
- NPI 1609861418
- Accepts Medicare
- 30 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
75 Francis St, Radiology, Brigham and Women's Hospital
Boston, MA 021156110
(617) 732-6291 - Additional location
-
55 Lake Ave North
Worcester, MA 016550002
(508) 334-3850
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- March 22, 2024
- Year of graduation
- 1996 — 30 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- Massachusetts #211721
- Medicaid
- MA #0182320
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1609861418. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
7,503
Distinct HCPCS
10
Medicare allowed
$292,237
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
71045 |
X-ray of chest, 1 view | 1,554 | 1,390 | $9 | |
70450 |
Ct scan head or brain without contrast | 696 | 663 | $39 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 441 | 430 | $86 | |
72125 |
Ct scan of upper spine without contrast | 321 | 310 | $46 | |
71275 |
Ct scan of blood vessels of chest with contrast | 319 | 314 | $84 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 227 | 219 | $82 | |
70551 |
Mri scan of brain without contrast | 203 | 186 | $69 | |
93971 |
Ultrasound study of one arm or leg veins with compression and maneuvers | 202 | 198 | $21 | |
71046 |
X-ray of chest, 2 views | 187 | 186 | $10 | |
71250 |
Ct scan of chest without contrast | 180 | 172 | $51 |
In context: peer comparison
Among 231 peers in Boston Diagnostic Radiology Physician, average services per provider: 259. This provider delivers 29× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Karl Coyner's medical specialty?
Dr. Karl Coyner practices Diagnostic Radiology Physician in Boston, MA.
Where does Dr. Karl Coyner practice?
Dr. Karl Coyner practices at 75 Francis St, Boston, MA 021156110. Office phone: 6177326291.
What is Dr. Karl Coyner's NPI?
Dr. Karl Coyner's National Provider Identifier (NPI) is 1609861418, issued by NPPES.
Does Dr. Karl Coyner accept Medicare assignment?
Yes. Dr. Karl Coyner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karl Coyner commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Ct scan head or brain without contrast (HCPCS 70450); Ct scan of abdomen and pelvis with contrast (HCPCS 74177). Source: CMS Medicare Physician & Other Practitioners file.