Doctor profile · Federal record
Dr. Lorenzo Klein, MD
Critical Care Medicine (Internal Medicine) Physician (CMS: Pulmonary Disease) · Pulmonary Disease Physician · Nashua, NH
- NPI 1659489680
- Accepts Medicare
- 24 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
10 Prospect St Ste 401
Nashua, NH 030603922
(603) 886-0290
fax (603) 577-3228 - Mailing address
-
Po Box 3677
Nashua, NH 030613677
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- November 26, 2019
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207RC0200X — NUCC code
- State license (1)
- New Hampshire #14801
- Medicaid
- NH #3074350
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659489680. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
110
Distinct HCPCS
2
Medicare allowed
$19,935
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 85 | 52 | $211 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 25 | 15 | $78 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 51. This provider delivers 2.2× the peer median.Frequently asked questions
What is Dr. Lorenzo Klein's medical specialty?
Dr. Lorenzo Klein practices Critical Care Medicine (Internal Medicine) Physician in Nashua, NH.
Where does Dr. Lorenzo Klein practice?
Dr. Lorenzo Klein practices at 10 Prospect St Ste 401, Nashua, NH 030603922. Office phone: 6038860290.
What is Dr. Lorenzo Klein's NPI?
Dr. Lorenzo Klein's National Provider Identifier (NPI) is 1659489680, issued by NPPES.
Does Dr. Lorenzo Klein accept Medicare assignment?
Yes. Dr. Lorenzo Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lorenzo Klein commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.