JAMES G LAHTI (M.D.) – MOHS-Micrographic Surgery Physician, NPI 1689783086
MOHS-Micrographic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
703 DERMATOLOGY in IL
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Provider Addresses for JAMES G LAHTI (M.D.)
400, Skokie Boulevard, Northbrook, Cook County, Illinois, 60062, United States
SUITE 475
NORTHBROOK, IL 600627930
Phone: (847) 272-4433
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 10 Open Payments records for all available years, with a total value of $251.
Total Amount is formed as General ($251) + Research ($0) + Ownership ($0) = $251.
Last reported payment date: 2024-12-06 • Largest payer in this snapshot: GENZYME CORPORATION ($99).
Total Amount
$251
General + Research + Ownership
Payments
10
Total payment records
General Amount
$251
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-06
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2003-12-11
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 |
|---|---|---|---|---|
| I20031211000507 | I | Dermatology | 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 |
|---|---|---|---|---|
| 17311 | Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks | 1,084 | 862 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 863 | 455 | $0 |
| 17003 | Destruction of precancer skin growth, 2-14 growths | 473 | 101 | $0 |
| 17312 | Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks | 464 | 326 | $0 |
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 462 | 227 | $0 |
Insurance plans in this area (ZIP 60062)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| D E R M A T O L O G Y | IL | |
| Physician Assistant | IL | |
| D E R M A T O L O G Y | ID | |
| D E R M A T O L O G Y | IL | |
| D E R M A T O L O G Y | IL | |
| D E R M A T O L O G Y | IL | |
| D E R M A T O L O G Y | IL | |
| D E R M A T O L O G Y | IL | |
| D E R M A T O L O G Y | IL | |
| D E R M A T O L O G Y | MA |
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