Doctor profile · Federal record
Dr. David Hass, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Hamden, CT
- NPI 1225177769
- Accepts Medicare
- MIPS 82.4 / 100 · 2023
- 25 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2200 Whitney Ave, Suite 360
Hamden, CT 06518
(203) 281-4469
fax (203) 287-2930
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- May 27, 2021
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Connecticut #045092
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225177769. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
542
Distinct HCPCS
10
Medicare allowed
$69,038
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 116 | 101 | $136 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 94 | 89 | $96 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 66 | 66 | $90 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 45 | 45 | $145 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 43 | 43 | $260 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 37 | 37 | $120 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 34 | 27 | $52 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 27 | 27 | $136 | |
99202 |
New patient office or other outpatient visit, 15-29 minutes | 24 | 24 | $76 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $177 |
In context: peer comparison
Among 10 peers in Hamden Gastroenterology Physician, average services per provider: 124. This provider delivers 4.4× the peer median.Open Payments
Industry payments received
All-time total
$8,979
Transactions
37
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 5 | $7,127.38 | |
| Iterative Scopes, INC. | 1 | $1,238.00 | |
| Abbvie INC. | 19 | $350.64 | |
| Ardelyx, INC. | 4 | $91.07 | |
| Qol Medical, LLC | 3 | $81.83 | |
| Ironwood Pharmaceuticals, INC | 1 | $24.61 | |
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $19.28 | |
| Pfizer INC. | 1 | $16.77 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 1 | $15.18 | |
| Janssen Biotech, INC. | 1 | $13.79 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,054
Patients
407
Total drug cost
$179,149
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 180 | 177 | $14,590 |
| Pantoprazole Sodium | Generic | 179 | 51 | $3,286 |
| Omeprazole | Generic | 171 | 60 | $3,057 |
| Famotidine | Generic | 117 | 36 | $2,357 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 83 | 25 | $38,884 |
| Dicyclomine Hcl | Generic | 45 | 13 | $890 |
| Esomeprazole Magnesium | Generic | 45 | 14 | $2,041 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 42 | 0 | $759 |
| Creon (Lipase/Protease/Amylase) | Brand | 34 | 0 | $72,258 |
| Hydrocortisone | Generic | 33 | 20 | $512 |
Frequently asked questions
What is Dr. David Hass's medical specialty?
Dr. David Hass practices Gastroenterology Physician in Hamden, CT.
Where does Dr. David Hass practice?
Dr. David Hass practices at 2200 Whitney Ave, Hamden, CT 06518. Office phone: 2032814469.
What is Dr. David Hass's NPI?
Dr. David Hass's National Provider Identifier (NPI) is 1225177769, issued by NPPES.
Does Dr. David Hass accept Medicare assignment?
Yes. Dr. David Hass accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Hass commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.