Doctor profile · Federal record

Dr. Karin Thomas, MD

Ophthalmology Physician (CMS: Ophthalmology) · La Jolla, CA

  • NPI 1861462525
  • Accepts Medicare
  • MIPS 92.9 / 100 · 2023
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9415 Campus Point Dr, Dept. of Ophthalmology
La Jolla, CA 920930946
(858) 534-6690
Mailing address
31519 Winterplace Pkwy, Ste 1
Salisbury, MD 218041894

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
July 22, 2019
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Delaware #C1-0011955

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861462525. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
570
Distinct HCPCS
10
Medicare allowed
$55,423
HCPCS Description Services Patients Avg allowed
92012 Established patient problem focused exam of visual system 129 80 $91
92014 Established patient complete exam of visual system 115 106 $128
92134 Imaging of retina 56 48 $41
92004 New patient complete exam of visual system 35 35 $152
92020 Exam of the internal drainage system of eye 35 28 $28
92083 Exam of visual field with extended testing 35 32 $64
99213 Established patient office or other outpatient visit, 20-29 minutes 35 31 $90
92133 Imaging of optic nerve 31 29 $34
66821 Removal of recurring cataract in lens capsule using a laser 28 21 $314
76514 Ultrasound scan of cornea to determine thickness 21 20 $11

In context: peer comparison

Among 22 peers in La Jolla Ophthalmology Physician, average services per provider: 125. This provider delivers 4.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$342
Transactions
11
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Mallinckrodt Hospital Products INC. 9 $278.94
Oyster Point Pharma, INC. 1 $39.22
Abbvie INC. 1 $23.53

By nature of payment

Food and Beverage
$342

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
175
Patients
65
Total drug cost
$4,816
Drug Type Claims Patients Total cost
Erythromycin (Erythromycin Base) Brand 39 18 $307
Latanoprost Generic 33 16 $636
Prednisolone Acetate Generic 22 19 $1,357
Timolol Maleate Generic 19 0 $338
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 18 0 $280
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 17 12 $187
Brimonidine Tartrate Generic 14 0 $988
Tobramycin-Dexamethasone (Tobramycin/Dexamethasone) Brand 13 0 $722

Frequently asked questions

Auto-generated from federal data
What is Dr. Karin Thomas's medical specialty?
Dr. Karin Thomas practices Ophthalmology Physician in La Jolla, CA.
Where does Dr. Karin Thomas practice?
Dr. Karin Thomas practices at 9415 Campus Point Dr, La Jolla, CA 920930946. Office phone: 8585346690.
What is Dr. Karin Thomas's NPI?
Dr. Karin Thomas's National Provider Identifier (NPI) is 1861462525, issued by NPPES.
Does Dr. Karin Thomas accept Medicare assignment?
Yes. Dr. Karin Thomas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karin Thomas commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Established patient complete exam of visual system (HCPCS 92014); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.