DR. JAMES STEVEN MARKS (M.D.) – Psychiatry Physician, NPI 1841305018
Psychiatry Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
68 NEUROPSYCHIATRY in IL
Provider Addresses for DR. JAMES STEVEN MARKS (M.D.)
977 Lakeview Pkwy Ste 190
Vernon Hills, IL 600611429
Phone: (847) 592-4447
Fax: (847) 881-0191
Type: Location
977, Lakeview Parkway, Vernon Hills, Lake, Illinois, 60061, United States
SUITE 170
VERNON HILLS, IL 600611400
Phone: (847) 367-1611
Fax: (847) 367-4079
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 23 Open Payments records for all available years, with a total value of $12,849.
Total Amount is formed as General ($12,849) + Research ($0) + Ownership ($0) = $12,849.
Last reported payment date: 2024-05-15 • Largest payer in this snapshot: ABBVIE INC. ($12,802).
Total Amount
$12,849
General + Research + Ownership
Payments
23
Total payment records
General Amount
$12,849
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-05-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $12,802 |
| Brainsway USA INC | $47 |
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: 2005-04-11
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 |
|---|---|---|---|---|
| I20050411000789 | I | Neuropsychiatry | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 445 | 135 | $0 |
Insurance plans in this area (ZIP 60061)
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