ROBERT HENRY ZAX (MD) – MOHS-Micrographic Surgery Physician, NPI 1689659781
MOHS-Micrographic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6 MICROGRAPHIC DERMATOLOGIC SURGERY (MDS) in KY
Provider Addresses for ROBERT HENRY ZAX (MD)
444, South 1st Street, Louisville, Jefferson County, Kentucky, 40202, United States
SUITE 100
LOUISVILLE, KY 402021474
Phone: (502) 814-1972
Fax: (502) 585-4824
Type: Mailing
1868 W Hebron Ln Ste 200
Shepherdsville, KY 401657481
Phone: (502) 583-6647
Fax: (502) 585-4824
Type: Location
PO BOX 36422
LOUISVILLE, KY 402336422
Phone: (502) 583-6647
Fax: (502) 585-4824
Type: Mailing
2307 RIVER RD STE 101
LOUISVILLE, KY 402065000
Phone: (502) 583-6647
Fax: (502) 585-4824
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 85 Open Payments records for all available years, with a total value of $2,056.
Total Amount is formed as General ($2,056) + Research ($0) + Ownership ($0) = $2,056.
Last reported payment date: 2024-12-05 • Largest payer in this snapshot: Merz North America, Inc. ($818).
Total Amount
$2,056
General + Research + Ownership
Payments
85
Total payment records
General Amount
$2,056
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Merz North America, Inc. | $818 |
| ABBVIE INC. | $482 |
| Janssen Biotech, Inc. | $119 |
| Amgen Inc. | $93 |
| Dermavant Sciences, Inc. | $88 |
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: 2011-11-04
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 |
|---|---|---|---|---|
| I20111104000493 | I | Micrographic Dermatologic Surgery (Mds) | KY | 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 | 302 | 245 | $0 |
| 17312 | Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks | 232 | 146 | $0 |
| Q4186 | Epifix, per square centimeter | 231 | 18 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 158 | 100 | $0 |
| 17313 | Removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks | 91 | 83 | $0 |
Insurance plans in this area (ZIP 40202)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DERMATOLOGY | KY | 14060 | Tissue transfer repair of wound (10 sq centimeters or less) of eyelids, nose, ears, and/or lips | 34 | 33 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | AR | |
| Physician Assistant | KY | |
| - | KY | |
| Physician Assistant | KY |
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