William M Klein is a Internal Medicine Physician based in Great Neck, NY. William M Klein practices in Great Neck, NY and has the professional credentials of MD. The NPI Number for William M Klein is 1659359578 and holds a License No. 205508 (New York).
The current practice location address for William M Klein is 1000 Northern Blvd, Great Neck, NY and can be reached out via phone at 516-627-4433 and via fax at 516-627-0552. You can also correspond with William M Klein through the mailing address at 1000 NORTHERN BLVD, GREAT NECK, NY - 11021-5312 (mailing address contact number: 516-627-4433).
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 136958 | 01 | VYTRA | |
| 3651757 | 01 | CIGNA | |
| A28929 | 01 | 1199 | |
| WK07R53510 | 01 | NY | BLUE SHIELD |
| P3695174 | 01 | OXFORD | |
| 205508 | 01 | HIP | |
| 4C4799 | 01 | HEALTHNET | |
| 2594094 | 01 | GHI |
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