MARK THOMAS MENTZER (OD) – Optometrist, NPI 1184813305
Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
503 OPTOMETRY in IA
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Provider Addresses for MARK THOMAS MENTZER (OD)
2200, Blairsferry Crossing, Heritage Creek, Hiawatha, Linn County, Iowa, 52233, United States
HIAWATHA, IA 522337900
Phone: (319) 294-9546
Fax: (319) 395-0089
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 2 Open Payments records for all available years, with a total value of $38.
Total Amount is formed as General ($38) + Research ($0) + Ownership ($0) = $38.
Last reported payment date: 2023-09-25 • Largest payer in this snapshot: Johnson & Johnson Vision Care, Inc. ($25).
Total Amount
$38
General + Research + Ownership
Payments
2
Total payment records
General Amount
$38
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-09-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Johnson & Johnson Vision Care, Inc. | $25 |
| Bausch & Lomb Americas Inc. | $13 |
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: 2004-09-14
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 |
|---|---|---|---|---|
| I20040914000392 | I | Optometry | IA | 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 |
|---|---|---|---|---|
| 92014 | Established patient complete exam of visual system | 211 | 209 | $0 |
| 92012 | Established patient problem focused exam of visual system | 88 | 79 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 77 | 58 | $0 |
| 92134 | Imaging of retina | 50 | 40 | $0 |
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 40 | 19 | $0 |
Insurance plans in this area (ZIP 52233)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OPTOMETRY | IA | 92012 | Eye and medical examination for diagnosis and treatment, established patient | 83 | 79 |
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