Doctor profile · Federal record
Dr. Christopher Ladner, MD, PHD
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Greenfield, MA
- NPI 1134203722
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 27 yrs in practice
- Licensed in 4 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
164 High St
Greenfield, MA 013012613
(413) 773-2063
fax (612) 294-4903 - Mailing address
-
Po Box 1849, Physician's Professional Management Corp.
Lewiston, ME 042411849
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- February 18, 2014
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State licenses (4)
- Massachusetts #247286 · Vermont #0420011172 · New York #236567 · Rhode Island #MD13226
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134203722. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
6,367
Distinct HCPCS
10
Medicare allowed
$199,836
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
71045 |
X-ray of chest, 1 view | 1,275 | 1,057 | $9 | |
71046 |
X-ray of chest, 2 views | 1,080 | 1,015 | $11 | |
70450 |
Ct scan head or brain without contrast | 734 | 705 | $40 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 418 | 399 | $88 | |
72125 |
Ct scan of upper spine without contrast | 267 | 263 | $47 | |
93971 |
Ultrasound study of one arm or leg veins with compression and maneuvers | 227 | 222 | $21 | |
71260 |
Ct scan of chest with contrast | 179 | 170 | $55 | |
71275 |
Ct scan of blood vessels of chest with contrast | 171 | 167 | $87 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 170 | 164 | $84 | |
71271 |
Low dose ct scan of chest for lung cancer screening | 148 | 148 | $52 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 119. This provider delivers 54× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Christopher Ladner's medical specialty?
Dr. Christopher Ladner practices Diagnostic Radiology Physician in Greenfield, MA.
Where does Dr. Christopher Ladner practice?
Dr. Christopher Ladner practices at 164 High St, Greenfield, MA 013012613. Office phone: 4137732063.
What is Dr. Christopher Ladner's NPI?
Dr. Christopher Ladner's National Provider Identifier (NPI) is 1134203722, issued by NPPES.
Does Dr. Christopher Ladner accept Medicare assignment?
Yes. Dr. Christopher Ladner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christopher Ladner commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); X-ray of chest, 2 views (HCPCS 71046); Ct scan head or brain without contrast (HCPCS 70450). Source: CMS Medicare Physician & Other Practitioners file.