DR. JOHN F VANWOERT (M.D.) – Obstetrics & Gynecology Physician, NPI 1861428294
Obstetrics & Gynecology Physician
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Profile Insights
NPPES metrics only — not quality of care.
966 OBSTETRICS/GYNECOLOGY in IN
Provider Addresses for DR. JOHN F VANWOERT (M.D.)
757 45TH AVE
STE. 201
MUNSTER, IN 463212911
Phone: (219) 934-2461
Fax: (219) 934-2478
Type: Mailing
8 N US 31 Ste C
Whiteland, IN 461841546
Phone: (317) 530-3111
Fax: (317) 738-0737
Type: Location
1125 W Jefferson St Ste S200
Franklin, IN 461312140
Phone: (317) 738-0630
Fax: (317) 738-0737
Type: Location
2009 5TH ST
MONROE, WI 535661546
Phone: (608) 324-2000
Type: Location
Hammond Clinic, 7905, Calumet Avenue, Munster, Lake County, Indiana, 46321, United States
HAMMOND CLINIC LLC
MUNSTER, IN 463211215
Phone: (219) 836-7214
Fax: (219) 934-9815
Type: Location
1125 W JEFFERSON ST STE S200
FRANKLIN, IN 461312140
Phone: (317) 738-0630
Fax: (317) 738-0737
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $50.
Total Amount is formed as General ($50) + Research ($0) + Ownership ($0) = $50.
Last reported payment date: 2023-03-30 • Largest payer in this snapshot: Ethicon US, LLC ($37).
Total Amount
$50
General + Research + Ownership
Payments
2
Total payment records
General Amount
$50
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-03-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Ethicon US, LLC | $37 |
| Exeltis, USA Inc. | $14 |
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: 2023-11-18
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20100504000728 | I | Obstetrics/Gynecology | IN | TBD |
| I20230609002193 | I | Obstetrics/Gynecology | WI | TBD |
| I20231118000689 | I | Obstetrics/Gynecology | IL | 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 |
|---|---|---|---|---|
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 14 | 14 | $0 |
Insurance plans in this area (ZIP 46321)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WI | |
| - | WI | |
| Clinical Psychologist | WI | |
| - | WI | |
| P A T H O L O G Y | IL | |
| - | LA | |
| Emergency Medicine | WI | |
| A N E S T H E S I O L O G Y | WI | |
| O B S T E T R I C S/ G Y N E C O L O G Y | WI | |
| Nurse Practitioner | WI |
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