WAHID KASSAR (M.D.) – Endocrinology, Diabetes & Metabolism Physician, NPI 1144203647
Endocrinology, Diabetes & Metabolism Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
180 ENDOCRINOLOGY in IN
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Provider Addresses for WAHID KASSAR (M.D.)
9696, Gordon Drive, Seberger Farms, Highland, Lake County, Indiana, 46322, United States
HIGHLAND, IN 463222909
Phone: (219) 937-2511
Type: Mailing
6050 Sterling Creek Rd
Portage, IN 463687752
Phone: (219) 763-8112
Type: Location
900 S Frontage Rd Ste 375
Woodridge, IL 605175144
Phone: (630) 866-3636
Fax: (773) 692-2035
Type: Location
7447 W TALCOTT AVE STE 467
CHICAGO, IL 606313715
Phone: (630) 866-3636
Fax: (773) 692-2035
Type: Mailing
7447 W TALCOTT AVE STE 551
CHICAGO, IL 606313722
Phone: (630) 866-3636
Fax: (773) 692-2035
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 686 Open Payments records for all available years, with a total value of $254,491.
Total Amount is formed as General ($254,491) + Research ($0) + Ownership ($0) = $254,491.
Last reported payment date: 2024-12-26 • Largest payer in this snapshot: Lilly USA, LLC ($175,883).
Total Amount
$254,491
General + Research + Ownership
Payments
686
Total payment records
General Amount
$254,491
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Lilly USA, LLC | $175,883 |
| Abbott Laboratories | $20,806 |
| Novo Nordisk Inc | $17,957 |
| CeQur Corporation | $10,302 |
| Xeris Pharmaceuticals, Inc. | $9,005 |
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: 2019-10-30
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20040310001340 | I | Endocrinology | IL | TBD |
| I20191030003637 | I | Endocrinology | IN | 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 |
|---|---|---|---|---|
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 783 | 260 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 629 | 318 | $0 |
| 83036 | Hemoglobin a1c level | 512 | 276 | $0 |
| 82962 | Blood glucose (sugar) test performed by hand-held instrument | 405 | 218 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 334 | 134 | $0 |
Insurance plans in this area (ZIP 46322)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O B S T E T R I C S/ G Y N E C O L O G Y | IN | |
| - | IN | |
| C H I R O P R A C T I C | IN | |
| - | IN | |
| O B S T E T R I C S/ G Y N E C O L O G Y | IN | |
| Clinical Psychologist | IL | |
| - | CA | |
| O P T O M E T R Y | IL | |
| Family Practice | IN | |
| P O D I A T R Y | IL |
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