MARK E. FENSTER (M.D.) – MOHS-Micrographic Surgery Physician, NPI 1639197049
MOHS-Micrographic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for MARK E. FENSTER (M.D.)
South Main Street, Dayton, Montgomery County, Ohio, 45409, United States
DAYTON, OH 454292347
Phone: (937) 433-7536
Fax: (937) 433-9612
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)
No Open Payments data available for this provider.
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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: 2010-03-11
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 |
|---|---|---|---|---|
| I20100311000790 | I | Dermatology | OH | 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 | 298 | 243 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 122 | 92 | $0 |
| 13132 | Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm | 115 | 103 | $0 |
| 17312 | Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks | 115 | 84 | $0 |
| 13121 | Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm | 41 | 38 | $0 |
Insurance plans in this area (ZIP 45429)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DERMATOLOGY | OH | 11101 | Biopsy of each additional growth of skin and/or tissue | 48 | 23 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | IL | |
| - | OH | |
| Physician Assistant | OH | |
| Physician Assistant | OH | |
| D E R M A T O L O G Y | OH | |
| Physician Assistant | OH | |
| D E R M A T O L O G Y | OH | |
| D E R M A T O L O G Y | OH | |
| Physician Assistant | OH | |
| D E R M A T O L O G Y | OH |
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