MARK ANDREW KOCAB (MD) – Gastroenterology Physician, NPI 1942271606
Gastroenterology Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
401 GASTROENTEROLOGY in TN
Provider Addresses for MARK ANDREW KOCAB (MD)
101 RIVERFRONT BLVD STE 700
BRADENTON, FL 342058823
Phone: (941) 748-2417
Fax: (941) 748-3694
Type: Mailing
130 W Ravine Rd
Kingsport, TN 376603837
Phone: (423) 224-4000
Type: Location
601 JOHN ST STE M-302
KALAMAZOO, MI 490075357
Phone: (269) 349-2266
Type: Location
1 Medical Park Blvd
Bristol, TN 376207430
Phone: (423) 844-1121
Type: Location
1811 80TH AVE E
PARRISH, FL 342199259
Phone: (941) 713-9246
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 75 Open Payments records for all available years, with a total value of $1,619.
Total Amount is formed as General ($1,619) + Research ($0) + Ownership ($0) = $1,619.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: ABBVIE INC. ($708).
Total Amount
$1,619
General + Research + Ownership
Payments
75
Total payment records
General Amount
$1,619
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $708 |
| QOL Medical, LLC | $137 |
| Celgene Corporation | $136 |
| GENZYME CORPORATION | $88 |
| AIMMUNE THERAPEUTICS, INC. | $78 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2025-05-30
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 5 Medicare enrollment records; no due dates published yet.
Enrollment records
5
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20100826000344 | I | Gastroenterology | FL | TBD |
| I20240809001203 | I | Gastroenterology | MI | TBD |
| I20240809001837 | I | Gastroenterology | MT | TBD |
| I20250502001295 | I | Gastroenterology | TN | TBD |
| I20250530003068 | I | Gastroenterology | ID | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| J3380 | Injection, vedolizumab, 1 mg | 7,500 | 15 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 463 | 289 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 205 | 197 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 168 | 168 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 152 | 152 | $0 |
Insurance plans in this area (ZIP 34205)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | FL | 45385 | Removal of polyps or growths of large bowel using an endoscope | 49 | 49 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Orthopedic Surgery | ID | |
| Physician Assistant | ID | |
| Surgical Oncology, Hematology/Oncology, General Surgery | WA | |
| Pulmonary Disease, Critical Care (Intensivists) | ID | |
| Physician Assistant | ID | |
| Undefined Non Physician Type (Specify) | ID | |
| Physician Assistant | UT | |
| Certified Nurse Midwife (Cnm) | ID | |
| Physician Assistant | ID | |
| Internal Medicine | TX |
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