DR. MARK ALAN HASSINGER (O.D.) – Optometrist, NPI 1174691513
Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. MARK ALAN HASSINGER (O.D.)
6879B Southland Dr
Middleburg Heights, OH 441303608
Phone: (440) 888-3515
Fax: (440) 888-4954
Type: Location
34302 Euclid Ave Unit 3
Willoughby, OH 440943334
Phone: (440) 942-3677
Fax: (440) 942-7857
Type: Location
1605 State Route 60 Ste 4
Vermilion, OH 440899141
Phone: (440) 595-1080
Fax: (440) 595-1081
Type: Location
5370, Pearl Road, Parma, Cuyahoga County, Ohio, 44129, United States
PARMA, OH 441291552
Phone: (440) 842-6996
Fax: (440) 842-9380
Type: Location
PO BOX 207170
DALLAS, TX 753207170
Phone: (636) 200-4393
Fax: (636) 527-0766
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 5 Open Payments records for all available years, with a total value of $353.
Total Amount is formed as General ($353) + Research ($0) + Ownership ($0) = $353.
Last reported payment date: 2024-07-18 • Largest payer in this snapshot: Horizon Therapeutics plc ($125).
Total Amount
$353
General + Research + Ownership
Payments
5
Total payment records
General Amount
$353
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-07-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Horizon Therapeutics plc | $125 |
| CooperVision Inc. | $113 |
| Alcon Vision LLC | $101 |
| Bausch & Lomb Americas Inc. | $14 |
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: 2020-07-16
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 |
|---|---|---|---|---|
| I20200716002992 | I | Optometry | 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 |
|---|---|---|---|---|
| 92014 | Established patient complete exam of visual system | 39 | 39 | $0 |
Insurance plans in this area (ZIP 44130)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | OH | |
| O P H T H A L M O L O G Y | OH |
Reviews
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