DR. MAHESH GAJENDRAN (M.D.) – Gastroenterology Physician, NPI 1285833921
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,498 GASTROENTEROLOGY in TX
Provider Addresses for DR. MAHESH GAJENDRAN (M.D.)
12850 TOEPPERWEIN RD
LIVE OAK, TX 782334115
Phone: (210) 614-1234
Fax: (210) 614-0952
Type: Location
1460 MARTINEZ LOSOYA RD
SAN ANTONIO, TX 782219648
Phone: (210) 644-3100
Fax: (210) 702-6508
Type: Mailing
PO BOX 35629
DALLAS, TX 752350629
Phone: (214) 424-2200
Fax: (214) 231-2159
Type: Mailing
El Paso Museum of Archaeology, 4301, Woodrow Bean Transmountain Drive, El Paso County, Texas, 79924, United States
EL PASO, TX 79911
Phone: (915) 215-8408
Type: Location
903 W Martin St # MS 49-2
San Antonio, TX 782070903
Phone: (201) 358-3344
Fax: (210) 358-3944
Type: Location
1460 Martinez Losoya Rd
San Antonio, TX 782219648
Phone: (210) 644-3100
Fax: (210) 702-6508
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 36 Open Payments records for all available years, with a total value of $2,100.
Total Amount is formed as General ($2,100) + Research ($0) + Ownership ($0) = $2,100.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: ABBVIE INC. ($384).
Total Amount
$2,100
General + Research + Ownership
Payments
36
Total payment records
General Amount
$2,100
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $384 |
| Janssen Biotech, Inc. | $309 |
| Ardelyx, Inc. | $274 |
| Boston Scientific Corporation | $226 |
| Janssen Scientific Affairs, LLC | $159 |
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: 2016-09-01
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 |
|---|---|---|---|---|
| I20160901002194 | I | Gastroenterology | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 78233)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Gastroenterology, Internal Medicine | TX | |
| Gastroenterology, Internal Medicine | TX | |
| Nurse Practitioner | TX | |
| Internal Medicine, Gastroenterology | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| Gastroenterology, Internal Medicine | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| G A S T R O E N T E R O L O G Y | LA | |
| Gastroenterology, Internal Medicine | TX |
Reviews
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