Doctor profile · Federal record
Dr. William Ravich, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · New Haven, CT
- NPI 1639111842
- Accepts Medicare
- MIPS 71.7 / 100 · 2023
- 51 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
40 Temple St Ste 1A
New Haven, CT 065102715
(203) 785-4138
fax (203) 737-1345
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- January 8, 2018
- Year of graduation
- 1975 — 51 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Connecticut #56910
- Medicaid
- MD #317921400
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639111842. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
149
Distinct HCPCS
6
Medicare allowed
$17,276
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 67 | 53 | $137 | |
91010 |
Study of esophagus to assess movement | 26 | 26 | $68 | |
91037 |
Monitoring and recording of esophageal function through nasal tube with electrode | 21 | 21 | $51 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 13 | 11 | $192 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 11 | 11 | $98 | |
43249 |
Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | 11 | 11 | $155 |
In context: peer comparison
Among 19 peers in New Haven Gastroenterology Physician, average services per provider: 110. This provider delivers 1.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
378
Patients
113
Total drug cost
$71,886
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 93 | 36 | $2,569 |
| Famotidine | Generic | 79 | 37 | $2,289 |
| Esomeprazole Magnesium | Generic | 60 | 24 | $5,830 |
| Pantoprazole Sodium | Generic | 48 | 16 | $946 |
| Linzess (Linaclotide) | Brand | 19 | 0 | $18,092 |
| Motegrity (Prucalopride Succinate) | Brand | 17 | 0 | $25,930 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 14 | 0 | $9,195 |
| Azithromycin | Generic | 13 | 0 | $161 |
| Dexilant (Dexlansoprazole) | Brand | 13 | 0 | $5,714 |
| Ondansetron Odt (Ondansetron) | Brand | 11 | 0 | $293 |
Frequently asked questions
What is Dr. William Ravich's medical specialty?
Dr. William Ravich practices Gastroenterology Physician in New Haven, CT.
Where does Dr. William Ravich practice?
Dr. William Ravich practices at 40 Temple St Ste 1A, New Haven, CT 065102715. Office phone: 2037854138.
What is Dr. William Ravich's NPI?
Dr. William Ravich's National Provider Identifier (NPI) is 1639111842, issued by NPPES.
Does Dr. William Ravich accept Medicare assignment?
Yes. Dr. William Ravich accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Ravich commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Study of esophagus to assess movement (HCPCS 91010); Monitoring and recording of esophageal function through nasal tube with electrode (HCPCS 91037). Source: CMS Medicare Physician & Other Practitioners file.