Doctor profile · Federal record
Dr. Nicholas Karamitsios, MD
Gastroenterology Physician (CMS: Gastroenterology) · Salem, MA
- NPI 1326049669
- Accepts Medicare
- 34 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
55 Highland Ave, Ste 304
Salem, MA 019702100
(978) 741-4171
fax (978) 741-4283 - Mailing address
-
340 Main St, Ste. 670
Worcester, MA 016081604
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- April 14, 2009
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Massachusetts #81243
- Medicaid
- MA #314660
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326049669. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,005
Distinct HCPCS
10
Medicare allowed
$137,930
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 229 | 229 | $241 | |
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 161 | 161 | $5 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 103 | 102 | $92 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 69 | 65 | $131 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 66 | 66 | $168 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 42 | 42 | $177 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 40 | 40 | $104 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 31 | 31 | $92 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 30 | 30 | $131 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 25 | 24 | $86 |
In context: peer comparison
Among 5 peers in Salem Gastroenterology Physician, average services per provider: 37. This provider delivers 27× the peer median.Open Payments
Industry payments received
All-time total
$242
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Intercept Pharmaceuticals, INC. | 1 | $125.00 | |
| Phathom Pharmaceuticals, INC. | 1 | $117.04 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
432
Patients
98
Total drug cost
$161,205
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 181 | 66 | $3,812 |
| Pantoprazole Sodium | Generic | 40 | 17 | $886 |
| Colestipol Hcl | Generic | 37 | 15 | $3,666 |
| Mesalamine | Generic | 25 | 0 | $11,607 |
| Linzess (Linaclotide) | Brand | 19 | 0 | $10,248 |
| Famotidine | Generic | 17 | 0 | $315 |
| Vemlidy (Tenofovir Alafenamide) | Brand | 16 | 0 | $23,853 |
| Azathioprine | Generic | 14 | 0 | $93 |
| Humira(Cf) Pen (Adalimumab) | Brand | 13 | 0 | $89,910 |
| Promethazine Hcl | Generic | 13 | 0 | $379 |
Hospital affiliations
Frequently asked questions
What is Dr. Nicholas Karamitsios's medical specialty?
Dr. Nicholas Karamitsios practices Gastroenterology Physician in Salem, MA.
Where does Dr. Nicholas Karamitsios practice?
Dr. Nicholas Karamitsios practices at 55 Highland Ave, Salem, MA 019702100. Office phone: 9787414171.
What is Dr. Nicholas Karamitsios's NPI?
Dr. Nicholas Karamitsios's National Provider Identifier (NPI) is 1326049669, issued by NPPES.
Does Dr. Nicholas Karamitsios accept Medicare assignment?
Yes. Dr. Nicholas Karamitsios accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Karamitsios commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.