Doctor profile · Federal record
Dr. Lawrence Klein, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Washington, DC
- NPI 1477615680
- Accepts Medicare
- 50 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3301 New Mexico Ave Nw, Suite 349
Washington, DC 200163622
(202) 362-4467
fax (202) 537-0560
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- July 2, 2008
- Year of graduation
- 1976 — 50 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- District of Columbia #MD14398
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477615680. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
6,208
Distinct HCPCS
10
Medicare allowed
$153,492
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 1,180 | 12 | $22 | |
36415 |
Insertion of needle into vein for collection of blood sample | 409 | 236 | $8 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 359 | 228 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 327 | 161 | $136 | |
80053 |
Blood test, comprehensive group of blood chemicals | 316 | 224 | $10 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 243 | 200 | $16 | |
85652 |
Red blood cell sedimentation rate, to detect inflammation, automated | 231 | 200 | $3 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 225 | 197 | $16 | |
81001 |
Manual urinalysis test with examination using microscope, automated | 223 | 193 | $3 | |
86140 |
Measurement c-reactive protein for detection of infection or inflammation | 223 | 184 | $5 |
In context: peer comparison
Among 219 peers in Washington Internal Medicine Physician, average services per provider: 102. This provider delivers 61× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,017
Patients
265
Total drug cost
$52,354
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 234 | 62 | $3,861 |
| Rosuvastatin Calcium | Generic | 178 | 50 | $3,471 |
| Amlodipine Besylate | Generic | 101 | 32 | $1,030 |
| Synthroid (Levothyroxine Sodium) | Brand | 65 | 14 | $5,597 |
| Levothyroxine Sodium | Generic | 60 | 16 | $729 |
| Ezetimibe | Generic | 44 | 14 | $1,743 |
| Pantoprazole Sodium | Generic | 44 | 11 | $1,230 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 43 | 12 | $946 |
| Losartan Potassium | Generic | 40 | 0 | $605 |
| Eliquis (Apixaban) | Brand | 39 | 0 | $31,159 |
Frequently asked questions
What is Dr. Lawrence Klein's medical specialty?
Dr. Lawrence Klein practices Internal Medicine Physician in Washington, DC.
Where does Dr. Lawrence Klein practice?
Dr. Lawrence Klein practices at 3301 New Mexico Ave Nw, Washington, DC 200163622. Office phone: 2023624467.
What is Dr. Lawrence Klein's NPI?
Dr. Lawrence Klein's National Provider Identifier (NPI) is 1477615680, issued by NPPES.
Does Dr. Lawrence Klein accept Medicare assignment?
Yes. Dr. Lawrence Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Lawrence Klein commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.