Doctor profile · Federal record

Dr. Marena Patronas, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Warrenton, VA

  • NPI 1992928352
  • Accepts Medicare
  • 23 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
45 N Hill Dr Ste 202
Warrenton, VA 201862677
(540) 349-1882
fax (703) 738-7157
Additional location
21475 Ridgetop Circle Suite 300
Sterling, VA 201668580
(703) 430-4400
fax (703) 430-4130

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
June 30, 2025
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Virginia #0101252487
Medicaid (2)
VA #30015807600001 · VA #1992928352

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992928352. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,819
Distinct HCPCS
10
Medicare allowed
$963,717
HCPCS Description Services Patients Avg allowed
92134 Imaging of retina 1,475 723 $44
J0178 Injection, aflibercept, 1 mg 680 65 $868
92014 Established patient complete exam of visual system 631 373 $137
67028 Injection of drug into eye 621 153 $128
J9035 Injection, bevacizumab, 10 mg 447 30 $68
99214 Established patient office or other outpatient visit, 30-39 minutes 420 307 $136
92250 Photography of the retina 200 151 $41
99213 Established patient office or other outpatient visit, 20-29 minutes 178 148 $99
99204 New patient office or other outpatient visit, 45-59 minutes 85 84 $178
92235 Exam of retinal blood vessels using a special camera after injection of a dye 48 46 $152

In context: peer comparison

Among 2 peers in Warrenton Ophthalmology Physician, average services per provider: 901. This provider delivers 5.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$449
Transactions
14
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 2 $134.94
Abbvie INC. 3 $91.47
Regeneron Healthcare Solutions, INC. 2 $66.89
Oyster Point Pharma, INC. 3 $60.34
Dompe US, INC. 1 $29.99
Alcon Vision LLC 1 $23.21
Bausch & Lomb Americas INC. 1 $21.34
Genentech USA, INC. 1 $21.15

By nature of payment

Food and Beverage
$449

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
118
Patients
63
Total drug cost
$3,123
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 40 27 $1,897
Ofloxacin Generic 21 21 $267
Erythromycin (Erythromycin Base) Brand 17 15 $182
Latanoprost Generic 16 0 $236
Ketorolac Tromethamine Generic 12 0 $427
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 12 0 $115

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marena Patronas's medical specialty?
Dr. Marena Patronas practices Ophthalmology Physician in Warrenton, VA.
Where does Dr. Marena Patronas practice?
Dr. Marena Patronas practices at 45 N Hill Dr Ste 202, Warrenton, VA 201862677. Office phone: 5403491882.
What is Dr. Marena Patronas's NPI?
Dr. Marena Patronas's National Provider Identifier (NPI) is 1992928352, issued by NPPES.
Does Dr. Marena Patronas accept Medicare assignment?
Yes. Dr. Marena Patronas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marena Patronas commonly perform?
Top Medicare-reported procedures in 2023: Imaging of retina (HCPCS 92134); Injection, aflibercept, 1 mg (HCPCS J0178); Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.