DR. KARIN ELIZABETH THOMAS (MD) – Ophthalmology Physician, NPI 1861462525
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,665 OPHTHALMOLOGY in CA
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Provider Addresses for DR. KARIN ELIZABETH THOMAS (MD)
Azar Eye Institute, 31519, Winterplace Parkway, Pine Grove, Salisbury, Wicomico County, Maryland, 21804, United States
STE 1
SALISBURY, MD 218041894
Phone: (410) 546-2500
Fax: (410) 546-5005
Type: Mailing
UC San Diego Health, La Jolla Campus, Campus Point Drive, Golden Triangle, Sorrento Valley, San Diego, San Diego County, California, 92039, United States
DEPT. OF OPHTHALMOLOGY
LA JOLLA, CA 920930946
Phone: (858) 534-6690
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 18 Open Payments records for all available years, with a total value of $696.
Total Amount is formed as General ($696) + Research ($0) + Ownership ($0) = $696.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Mallinckrodt Hospital Products Inc. ($617).
Total Amount
$696
General + Research + Ownership
Payments
18
Total payment records
General Amount
$696
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Mallinckrodt Hospital Products Inc. | $617 |
| Oyster Point Pharma, Inc. | $39 |
| ABBVIE INC. | $24 |
| Bausch & Lomb Americas Inc. | $17 |
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: 2019-07-25
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 |
|---|---|---|---|---|
| I20190725000025 | I | Ophthalmology | DE | 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 |
|---|---|---|---|---|
| 92012 | Established patient problem focused exam of visual system | 129 | 80 | $0 |
| 92014 | Established patient complete exam of visual system | 115 | 106 | $0 |
| 92134 | Imaging of retina | 56 | 48 | $0 |
| 92004 | New patient complete exam of visual system | 35 | 35 | $0 |
| 92020 | Exam of the internal drainage system of eye | 35 | 28 | $0 |
Insurance plans in this area (ZIP 21804)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | PA | |
| O P H T H A L M O L O G Y | CA | |
| O P T O M E T R Y | DE | |
| O P H T H A L M O L O G Y | DE | |
| O P H T H A L M O L O G Y | PA | |
| O P T O M E T R Y | DE | |
| - | DE |
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