Doctor profile · Federal record
Dr. Sherman Klein, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Flushing, NY
- NPI 1558340992
- Accepts Medicare
- MIPS 79.5 / 100 · 2023
- 44 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
14601 45Th Ave, Suite 303
Flushing, NY 113552200
(718) 353-1010
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- November 26, 2008
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New York #162551
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1558340992. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
363
Distinct HCPCS
7
Medicare allowed
$28,954
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 76 | 30 | $76 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 76 | 25 | $103 | |
36415 |
Insertion of needle into vein for collection of blood sample | 73 | 34 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 49 | 25 | $113 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 49 | 24 | $144 | |
90662 |
Influenza vaccine split virus, preservative free | 20 | 20 | $72 | |
G0008 |
Administration of influenza virus vaccine | 20 | 20 | $36 |
In context: peer comparison
Among 78 peers in Flushing Internal Medicine Physician, average services per provider: 130. This provider delivers 2.8× the peer median.Open Payments
Industry payments received
All-time total
$368
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, INC. | 1 | $125.00 | |
| Sanofi-Aventis U.S. LLC | 1 | $125.00 | |
| Xeris Pharmaceuticals, INC. | 1 | $118.31 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,100
Patients
326
Total drug cost
$72,613
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 125 | 41 | $1,866 |
| Metoprolol Succinate | Generic | 121 | 34 | $2,183 |
| Metformin Hcl | Generic | 111 | 30 | $800 |
| Amlodipine Besylate | Generic | 96 | 31 | $690 |
| Allopurinol | Generic | 84 | 22 | $1,278 |
| Enalapril Maleate | Generic | 81 | 23 | $1,470 |
| Losartan Potassium | Generic | 67 | 24 | $917 |
| Hydrochlorothiazide | Generic | 65 | 20 | $333 |
| Furosemide | Generic | 58 | 15 | $690 |
| Januvia (Sitagliptin Phosphate) | Brand | 56 | 13 | $59,137 |
Hospital affiliations
Frequently asked questions
What is Dr. Sherman Klein's medical specialty?
Dr. Sherman Klein practices Internal Medicine Physician in Flushing, NY.
Where does Dr. Sherman Klein practice?
Dr. Sherman Klein practices at 14601 45Th Ave, Flushing, NY 113552200. Office phone: 7183531010.
What is Dr. Sherman Klein's NPI?
Dr. Sherman Klein's National Provider Identifier (NPI) is 1558340992, issued by NPPES.
Does Dr. Sherman Klein accept Medicare assignment?
Yes. Dr. Sherman Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sherman Klein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.