Doctor profile · Federal record

Dr. Prema Modak, MD

Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Fairfax, VA

  • NPI 1689894578
  • Accepts Medicare
  • MIPS 90.9 / 100 · 2023
  • 24 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3998 Fair Ridge Dr Ste 105
Fairfax, VA 220332980
(571) 349-2191

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
July 30, 2019
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
Virginia #0101240540 · Maryland #D0070139

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689894578. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
330
Distinct HCPCS
8
Medicare allowed
$32,132
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 96 64 $142
92083 Exam of visual field with extended testing 80 53 $72
99204 New patient office or other outpatient visit, 45-59 minutes 36 36 $190
92133 Imaging of optic nerve 35 33 $38
92250 Photography of the retina 32 31 $41
99213 Established patient office or other outpatient visit, 20-29 minutes 24 21 $104
92134 Imaging of retina 14 14 $44
76514 Ultrasound scan of cornea to determine thickness 13 13 $12

In context: peer comparison

Among 9 peers in this city , average services per provider: 149. This provider delivers 2.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$207
Transactions
8
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas Inc. 2 $51.28
RxSight Inc 1 $31.24
Tarsus Pharmaceuticals, Inc. 1 $28.62
SUN PHARMACEUTICAL INDUSTRIES INC. 1 $27.01
Thea Pharma Inc. 1 $24.99
Oyster Point Pharma, Inc. 1 $23.65
BIOTISSUE HOLDINGS INC. 1 $19.97

By nature of payment

Food and Beverage
$207

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
103
Patients
34
Total drug cost
$2,196
Drug Type Claims Patients Total cost
Latanoprost Generic 56 22 $1,177
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 36 12 $796
Brimonidine Tartrate Generic 11 0 $223

Frequently asked questions

Auto-generated from federal data
What is Dr. Prema Modak's medical specialty?
Dr. Prema Modak practices Ophthalmology Physician in Fairfax, VA.
Where does Dr. Prema Modak practice?
Dr. Prema Modak practices at 3998 Fair Ridge Dr Ste 105, Fairfax, VA 220332980. Office phone: 5713492191.
What is Dr. Prema Modak's NPI?
Dr. Prema Modak's National Provider Identifier (NPI) is 1689894578, issued by NPPES.
Does Dr. Prema Modak accept Medicare assignment?
Yes. Dr. Prema Modak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Prema Modak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Exam of visual field with extended testing (HCPCS 92083); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.