Doctor profile · Federal record
Dr. Jonathan Fishman, MD
Gastroenterology Physician (CMS: Gastroenterology) · Denver, CO
- NPI 1104813559
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 31 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4500 E 9Th Ave Ste 720S
Denver, CO 802203926
(303) 355-3525
fax (303) 355-0255 - Mailing address
-
4500 E 9Th Ave, 720 S
Denver, CO 802203900
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- February 14, 2025
- Year of graduation
- 1995 — 31 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Colorado #41157
- Medicaid
- CO #13434748
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1104813559. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
11,806
Distinct HCPCS
10
Medicare allowed
$391,730
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J3380 |
Injection, vedolizumab, 1 mg | 10,500 | 12 | $22 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 324 | 239 | $91 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 212 | 160 | $129 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 172 | 172 | $123 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 124 | 124 | $249 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 114 | 110 | $86 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 82 | 82 | $168 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 59 | 59 | $112 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 45 | 45 | $181 | |
96365 |
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | 37 | 14 | $66 |
In context: peer comparison
Among 21 peers in Denver Gastroenterology Physician, average services per provider: 105. This provider delivers 112× the peer median.Open Payments
Industry payments received
All-time total
$32,164
Transactions
236
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Genzyme Corporation | 19 | $15,962.16 | |
| Regeneron Healthcare Solutions, INC. | 27 | $11,685.96 | |
| Ardelyx, INC. | 13 | $1,431.34 | |
| Abbvie INC. | 39 | $636.81 | |
| Takeda Pharmaceuticals U.S.A., INC. | 23 | $422.65 | |
| Lilly USA, LLC | 28 | $371.35 | |
| Janssen Biotech, INC. | 19 | $319.84 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 17 | $173.65 | |
| Pfizer INC. | 10 | $172.28 | |
| Gilead Sciences, INC. | 11 | $157.30 | |
| Celltrion USA INC. | 7 | $141.67 | |
| Phathom Pharmaceuticals, INC. | 6 | $115.77 | |
| Organon LLC | 10 | $93.14 | |
| Qol Medical, LLC | 3 | $68.98 | |
| Echosens North America, INC. | 4 | $64.60 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,000
Patients
443
Total drug cost
$216,301
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 153 | 45 | $2,162 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 146 | 139 | $24,909 |
| Pantoprazole Sodium | Generic | 125 | 39 | $2,151 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 101 | 101 | $8,085 |
| Mesalamine | Generic | 80 | 22 | $81,957 |
| Dicyclomine Hcl | Generic | 78 | 19 | $1,780 |
| Linzess (Linaclotide) | Brand | 63 | 17 | $50,912 |
| Budesonide Dr (Budesonide) | Brand | 60 | 22 | $13,081 |
| Famotidine | Generic | 50 | 16 | $1,648 |
| Balsalazide Disodium | Generic | 30 | 0 | $3,236 |
Hospital affiliations
Frequently asked questions
What is Dr. Jonathan Fishman's medical specialty?
Dr. Jonathan Fishman practices Gastroenterology Physician in Denver, CO.
Where does Dr. Jonathan Fishman practice?
Dr. Jonathan Fishman practices at 4500 E 9Th Ave Ste 720S, Denver, CO 802203926. Office phone: 3033553525.
What is Dr. Jonathan Fishman's NPI?
Dr. Jonathan Fishman's National Provider Identifier (NPI) is 1104813559, issued by NPPES.
Does Dr. Jonathan Fishman accept Medicare assignment?
Yes. Dr. Jonathan Fishman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Fishman commonly perform?
Top Medicare-reported procedures in 2023: Injection, vedolizumab, 1 mg (HCPCS J3380); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.