Doctor profile · Federal record
Dr. David Klein, MD
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Norwalk, CT
- NPI 1427021021
- Accepts Medicare
- MIPS 79.1 / 100 · 2023
- 31 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
148 East Ave
Norwalk, CT 068515721
(203) 852-9913 - Mailing address
-
210 Commerce Way, Suite 175
Portsmouth, NH 038018200
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- February 16, 2010
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- Connecticut #039370
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427021021. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,165
Distinct HCPCS
10
Medicare allowed
$89,986
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
71045 |
X-ray of chest, 1 view | 459 | 405 | $9 | |
71046 |
X-ray of chest, 2 views | 186 | 181 | $11 | |
70450 |
Ct scan head or brain without contrast | 140 | 135 | $42 | |
76376 |
3d radiographic procedure | 135 | 132 | $10 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 98 | 94 | $91 | |
76376 |
3d radiographic procedure | 97 | 94 | $10 | |
71250 |
Ct scan of chest without contrast | 95 | 94 | $53 | |
71046 |
X-ray of chest, 2 views | 82 | 75 | $11 | |
71275 |
Ct scan of blood vessels of chest with contrast | 66 | 65 | $89 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 61 | 60 | $92 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 70. This provider delivers 31× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. David Klein's medical specialty?
Dr. David Klein practices Diagnostic Radiology Physician in Norwalk, CT.
Where does Dr. David Klein practice?
Dr. David Klein practices at 148 East Ave, Norwalk, CT 068515721. Office phone: 2038529913.
What is Dr. David Klein's NPI?
Dr. David Klein's National Provider Identifier (NPI) is 1427021021, issued by NPPES.
Does Dr. David Klein accept Medicare assignment?
Yes. Dr. David Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Klein 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.