Doctor profile · Federal record
Dr. Gail Herzig, MD
Gastroenterology Physician (CMS: Gastroenterology) · Acton, MA
- NPI 1689608440
- Accepts Medicare
- 38 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
45B Discovery Way
Acton, MA 017204482
(978) 429-2010
fax (978) 264-1935
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- November 18, 2010
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Massachusetts #80319
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689608440. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
396
Distinct HCPCS
9
Medicare allowed
$61,713
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 75 | 74 | $147 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 65 | 53 | $99 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 63 | 62 | $268 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 49 | 49 | $138 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 44 | 41 | $140 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 41 | 41 | $190 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 25 | 17 | $84 | |
91065 |
Measurement of hydrogen in breath to test for stomach and bowel symptoms | 20 | 19 | $100 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $182 |
In context: peer comparison
Among 2 peers in Acton Gastroenterology Physician, average services per provider: 37. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$961
Transactions
32
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 12 | $236.24 | |
| Pfizer INC. | 9 | $190.83 | |
| Gilead Sciences, INC. | 7 | $181.39 | |
| Janssen Scientific Affairs, LLC | 1 | $143.98 | |
| Janssen Biotech, INC. | 1 | $120.59 | |
| Stryker Corporation | 1 | $68.59 | |
| Fresenius Kabi USA, LLC | 1 | $19.46 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
603
Patients
265
Total drug cost
$138,013
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 188 | 59 | $4,333 |
| Ondansetron Hcl | Generic | 130 | 123 | $319 |
| Famotidine | Generic | 50 | 21 | $1,047 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 43 | 43 | $7,285 |
| Pantoprazole Sodium | Generic | 41 | 19 | $857 |
| Dicyclomine Hcl | Generic | 28 | 0 | $738 |
| Esomeprazole Magnesium | Generic | 24 | 0 | $915 |
| Mesalamine | Generic | 18 | 0 | $24,809 |
| Lansoprazole | Generic | 17 | 0 | $662 |
| Sucralfate | Generic | 17 | 0 | $2,019 |
Hospital affiliations
Frequently asked questions
What is Dr. Gail Herzig's medical specialty?
Dr. Gail Herzig practices Gastroenterology Physician in Acton, MA.
Where does Dr. Gail Herzig practice?
Dr. Gail Herzig practices at 45B Discovery Way, Acton, MA 017204482. Office phone: 9784292010.
What is Dr. Gail Herzig's NPI?
Dr. Gail Herzig's National Provider Identifier (NPI) is 1689608440, issued by NPPES.
Does Dr. Gail Herzig accept Medicare assignment?
Yes. Dr. Gail Herzig accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gail Herzig commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99213); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.