Internal Medicine, Gastroenterology · Saint Petersburg, FL
NPI
1225227507
Since 2007
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
3
Medicare group memberships
Hospitals
5
Hospital affiliations
701 6th St S
Saint Petersburg, FL, 33701
Phone (321) 842-2431
Groups this clinician bills Medicare through
Medicare paid, 2024
$76K
739 services
Medicare patients, 2024
225
Average age 71
Drug cost, 2024
$11.0M
1,095 prescriptions
Company payments, 2025
$302K
From 15 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Udayakumar Navaneethan was code 99215 (office e&m - established), 199 times for 121 patients. In total Udayakumar Navaneethan billed 739 services in 44 codes, and Medicare paid $76K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2021-08-24.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99215 Office E&M - Established | Office | 199 | 121 | $126.32 | $25K |
| 45385 Colonoscopy - Lesion Removal | Facility | 120 | 113 | $141.98 | $17K |
| 45380 Lower GI Endoscopy - Other | Facility | 119 | 113 | $15.31 | $1,822 |
| 45390 Lower GI Endoscopy - Other | Facility | 42 | 40 | $238.53 | $10K |
| 45386 Lower GI Endoscopy - Other | Facility | 32 | 30 | $30.91 | $989 |
| 99205 Office E&M - New | Office | 32 | 32 | $151.71 | $4,855 |
| 43239 Upper GI Endoscopy | Facility | 29 | 26 | $27.39 | $794 |
| 45381 Lower GI Endoscopy - Other | Facility | 20 | 19 | $11.76 | $235 |
| 43259 Upper GI Endoscopy | Facility | 16 | 16 | $142.04 | $2,273 |
By year: 2022 $67K for 469 services; 2023 $87K for 739 services; 2024 $76K for 739 services.
Medicare prescription drug claims, 2024
In 2024, the drug Udayakumar Navaneethan prescribed most often to Medicare patients was Stelara (Ustekinumab), with 265 prescriptions and refills. In total Udayakumar Navaneethan wrote 1,095 Medicare prescriptions that cost $11.0M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Stelara Ustekinumab | 265 | 363 | 34 | $7.1M |
| Rinvoq Upadacitinib | 139 | 140 | 18 | $1.1M |
| Sutab Sod Sulf/Pot Chloride/Mag Sulf | 54 | 54 | 50 | $8,674 |
| Humira(Cf) Pen Adalimumab | 53 | 54 | Under 11 | $454K |
| Skyrizi On-Body Risankizumab-Rzaa | 45 | 78 | 13 | $924K |
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 37 | 37 | 36 | $2,265 |
| Pantoprazole Sodium Generic | 36 | 59 | 11 | $317 |
| Gavilyte-G Peg3350/Sod Sulf,bicarb,cl/Kcl | 34 | 34 | 34 | $510 |
| Omeprazole Generic | 34 | 54 | Under 11 | $410 |
| Loperamide Loperamide Hcl | 32 | 42 | Under 11 | $1,382 |
| Colestipol Hcl Generic | 29 | 59 | Under 11 | $2,676 |
| Dicyclomine Hcl Generic | 25 | 33 | 13 | $504 |
| Gattex Teduglutide | 22 | 22 | Under 11 | $1.0M |
| Amoxicillin-Clavulanate Potass Amoxicillin/Potassium Clav | 20 | 22 | Under 11 | $227 |
| Prednisone Generic | 19 | 21 | 13 | $125 |
Brand drugs: 711 claims; generic drugs: 384 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Udayakumar Navaneethan $302K ($302K in general payments such as food, travel and fees) from 15 companies. The largest payer was Janssen Biotech, Inc. with $111K.
| Company | Payments | Amount |
|---|---|---|
| Janssen Biotech, Inc. JNJ | 56 | $111K |
| Lilly USA, LLC LLY | 64 | $97K |
| Abbvie Inc. ABBV | 21 | $31K |
| Celltrion USA Inc. 068270.KS | 19 | $25K |
| Takeda Pharmaceuticals U.S.A., Inc. TAK | 10 | $24K |
| Pfizer Inc. PFE | 10 | $13K |
| Braintree Laboratories, Inc. | 1 | $135 |
| Boston Scientific Corporation BSX | 1 | $26.54 |
| Ferring Pharmaceuticals Inc. | 1 | $18.86 |
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.