Doctor profile · Federal record
Dr. William Sacks, MD
Internal Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Milford, CT
- NPI 1871537548
- Accepts Medicare
- MIPS 81.7 / 100 · 2023
- 43 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
300 Seaside Avenue, Milford Hospital
Milford, CT 06460
(203) 876-4000 - Mailing address
-
345 Joan Dr
Fairfield, CT 068242238
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- September 19, 2015
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Connecticut #027774 · New York #162917-1
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871537548. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
393
Distinct HCPCS
3
Medicare allowed
$70,500
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 291 | 278 | $183 | |
99284 |
Emergency department visit with moderate level of medical decision making | 58 | 57 | $126 | |
99291 |
Critical care, first 30-74 minutes | 44 | 44 | $223 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 84. This provider delivers 4.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
95
Patients
95
Total drug cost
$502
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefadroxil | Generic | 28 | 28 | $280 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 19 | 19 | $68 |
| Prednisone | Generic | 19 | 19 | $58 |
| Tramadol Hcl | Generic | 18 | 18 | $36 |
| Ondansetron Odt (Ondansetron) | Brand | 11 | 11 | $60 |
Frequently asked questions
What is Dr. William Sacks's medical specialty?
Dr. William Sacks practices Internal Medicine Physician in Milford, CT.
Where does Dr. William Sacks practice?
Dr. William Sacks practices at 300 Seaside Avenue, Milford, CT 06460. Office phone: 2038764000.
What is Dr. William Sacks's NPI?
Dr. William Sacks's National Provider Identifier (NPI) is 1871537548, issued by NPPES.
Does Dr. William Sacks accept Medicare assignment?
Yes. Dr. William Sacks accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Sacks commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.