JACOB VADAKEKALAM (MD) – Endocrinology, Diabetes & Metabolism Physician, NPI 1316904139
Endocrinology, Diabetes & Metabolism Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
660 ENDOCRINOLOGY in TX
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Provider Addresses for JACOB VADAKEKALAM (MD)
Diabetes & Glandular Disease Clinic, 5107, Medical Drive, South Texas Medical Center, San Antonio, Bexar County, Texas, 78229, United States
SAN ANTONIO, TX 78229
Phone: (210) 614-8612
Fax: (210) 615-1666
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 442 Open Payments records for all available years, with a total value of $9,667.
Total Amount is formed as General ($9,667) + Research ($0) + Ownership ($0) = $9,667.
Last reported payment date: 2024-12-30 • Largest payer in this snapshot: Ascensia Diabetes Care Us Inc. ($1,121).
Total Amount
$9,667
General + Research + Ownership
Payments
442
Total payment records
General Amount
$9,667
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Ascensia Diabetes Care Us Inc. | $1,121 |
| Lilly USA, LLC | $1,115 |
| Medtronic, Inc. | $1,003 |
| Novo Nordisk Inc | $995 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $723 |
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: 2006-12-13
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20061213000564 | I | Endocrinology | TX | 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 |
|---|---|---|---|---|
| 36415 | Insertion of needle into vein for collection of blood sample | 1,792 | 856 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 1,675 | 793 | $0 |
| 80053 | Blood test, comprehensive group of blood chemicals | 1,453 | 749 | $0 |
| 83036 | Hemoglobin a1c level | 1,295 | 669 | $0 |
| 80061 | Blood test, lipids (cholesterol and triglycerides) | 1,144 | 613 | $0 |
Insurance plans in this area (ZIP 78229)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Registered Dietitian Or Nutrition Professional | TX | |
| - | TX | |
| Endocrinology, Internal Medicine | TX | |
| E N D O C R I N O L O G Y | TX | |
| Registered Dietitian Or Nutrition Professional | TX | |
| Internal Medicine | NJ | |
| - | TX | |
| - | TX | |
| Endocrinology, Internal Medicine | TX | |
| E N D O C R I N O L O G Y | TX |
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