MARY KATHRYN P F ZAK (O.D.) – Optometrist, NPI 1821543836
Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,052 OPTOMETRY in VA
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Provider Addresses for MARY KATHRYN P F ZAK (O.D.)
249, Robinwood Place, Robinwood, Danville City, Virginia, 24540, United States
DANVILLE, VA 245406301
Phone:
Type: Mailing
Martinsville, Martinsville City, Virginia, United States
MARTINSVILLE, VA 241128388
Phone: (276) 647-3937
Type: Location
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 $91.
Total Amount is formed as General ($91) + Research ($0) + Ownership ($0) = $91.
Last reported payment date: 2024-06-26 • Largest payer in this snapshot: Alcon Vision LLC ($91).
Total Amount
$91
General + Research + Ownership
Payments
2
Total payment records
General Amount
$91
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-26
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alcon Vision LLC | $91 |
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: 2016-11-01
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 |
|---|---|---|---|---|
| I20161101001395 | I | Optometry | VA | 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 |
|---|---|---|---|---|
| 66984 | Removal of cataract with insertion of prosthetic lens | 8,189 | 56 | $0 |
| 92014 | Established patient complete exam of visual system | 313 | 307 | $0 |
| 92250 | Photography of the retina | 283 | 280 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 120 | 86 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 113 | 93 | $0 |
Insurance plans in this area (ZIP 24540)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | KY | |
| O P T O M E T R Y | MO | |
| O P T O M E T R Y | VA | |
| O P T O M E T R Y | VA | |
| O P T O M E T R Y | VA | |
| - | VA | |
| O P T O M E T R Y | VA | |
| O P T O M E T R Y | VA |
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