Internal Medicine, Gastroenterology · Boston, MA
NPI
1962676619
Since 2008
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
2
Medicare group memberships
Hospitals
5
Hospital affiliations
110 Francis St, Gastroenterology 8e
Boston, MA, 02215
Phone (617) 632-8623
Groups this clinician bills Medicare through
Medicare paid, 2024
$75K
685 services
Medicare patients, 2024
432
Average age 73
Drug cost, 2024
$6.7M
1,196 prescriptions
Company payments, 2025
$8,500
From 3 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Joseph Feuerstein was code 99214 (office e&m - established), 102 times for 85 patients. In total Joseph Feuerstein billed 685 services in 42 codes, and Medicare paid $75K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-02-11.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 102 | 85 | $75.71 | $7,723 |
| 45385 Colonoscopy - Lesion Removal | Facility | 89 | 88 | $209.81 | $19K |
| 45380 Lower GI Endoscopy - Other | Facility | 62 | 60 | $122.78 | $7,612 |
| G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's | Office | 59 | 43 | $13.35 | $788 |
| 43239 Upper GI Endoscopy | Facility | 52 | 52 | $84.54 | $4,396 |
| 99222 Hospital E&M - Initial | Facility | 38 | 37 | $100.99 | $3,838 |
| 99215 Office E&M - Established | Office | 37 | 25 | $120.41 | $4,455 |
| 43235 Upper GI Endoscopy | Facility | 27 | 26 | $91.38 | $2,467 |
| 99443 Telephone Services | Office | 25 | 24 | $100.32 | $2,508 |
| 91110 Standard X-ray | Facility | 23 | 21 | $85.89 | $1,975 |
| G0105 Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 22 | 22 | $156.90 | $3,452 |
| 45378 Lower GI Endoscopy - Other | Facility | 22 | 22 | $124.48 | $2,739 |
| 99223 Hospital E&M - Initial | Facility | 18 | 18 | $144.22 | $2,596 |
| 99232 Hospital E&M - Subsequent | Facility | 14 | 13 | $60.80 | $851 |
| G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Facility | 11 | 11 | $165.18 | $1,817 |
By year: 2022 $81K for 751 services; 2023 $99K for 862 services; 2024 $75K for 685 services.
Medicare prescription drug claims, 2024
In 2024, the drug Joseph Feuerstein prescribed most often to Medicare patients was Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates), with 244 prescriptions and refills. In total Joseph Feuerstein wrote 1,196 Medicare prescriptions that cost $6.7M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 244 | 245 | 228 | $18K |
| Stelara Ustekinumab | 178 | 203 | 23 | $4.8M |
| Mesalamine Generic | 107 | 257 | 30 | $88K |
| Pantoprazole Sodium Generic | 89 | 238 | 32 | $2,230 |
| Rinvoq Upadacitinib | 69 | 69 | Under 11 | $475K |
| Skyrizi On-Body Risankizumab-Rzaa | 40 | 49 | Under 11 | $785K |
| Clenpiq Sod Picosulf/Mag Ox/Citric Ac | 38 | 38 | 37 | $7,843 |
| Prednisone Generic | 35 | 45 | Under 11 | $391 |
| Omeprazole Generic | 30 | 82 | 12 | $578 |
| Humira(Cf) Pen Adalimumab | 29 | 29 | Under 11 | $194K |
| Peg 3350-Electrolyte Sodium Chloride/Nahco3/Kcl/Peg | 27 | 27 | 26 | $500 |
| Linzess Linaclotide | 20 | 22 | Under 11 | $12K |
| Sulfasalazine Generic | 15 | 32 | Under 11 | $579 |
| Dexlansoprazole Dr Dexlansoprazole | 13 | 29 | Under 11 | $7,873 |
| Famotidine Generic | 13 | 39 | Under 11 | $469 |
Brand drugs: 529 claims; generic drugs: 667 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Joseph Feuerstein $8,500 ($7,625 in general payments such as food, travel and fees and $875 for research) from 3 companies. The largest payer was Amgen Inc. with $7,625.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.