Doctor profile · Federal record

Dr. Tiffany Liu, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Bel Air, MD

  • NPI 1134552011
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
620 Boulton St
Bel Air, MD 210144255
(410) 399-8426
fax (410) 399-8427
Mailing address
9910 Franklin Square Dr Ste 2110
Baltimore, MD 212364902

Credentials & registration

NPPES · NUCC
NPI registered
August 2013 — 13 yrs on file
Profile last updated
November 12, 2019
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Maryland #D83064

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134552011. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,180
Distinct HCPCS
10
Medicare allowed
$380,983
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 416 386 $136
99213 Established patient office or other outpatient visit, 20-29 minutes 410 284 $96
92136 Measurement of corneal curvature and depth of eye 355 248 $45
66984 Removal of cataract with insertion of prosthetic lens 201 123 $578
99204 New patient office or other outpatient visit, 45-59 minutes 172 172 $176
92014 Established patient complete exam of visual system 159 152 $136
92004 New patient complete exam of visual system 89 89 $159
66821 Removal of recurring cataract in lens capsule using a laser 87 86 $409
92134 Imaging of retina 72 67 $43
92133 Imaging of optic nerve 70 67 $39

In context: peer comparison

Among 2 peers in Bel Air Ophthalmology Physician, average services per provider: 154. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$57
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Harrow Eye, LLC 1 $29.28
Sun Pharmaceutical Industries INC. 1 $14.08
CooperVision INC. 1 $13.46

By nature of payment

Food and Beverage
$57

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,391
Patients
723
Total drug cost
$335,056
Drug Type Claims Patients Total cost
Prednisolone Acetate Generic 306 162 $9,458
Ketorolac Tromethamine Generic 289 156 $5,030
Ofloxacin Generic 227 140 $2,806
Cyclosporine Generic 99 41 $41,999
Restasis (Cyclosporine) Brand 98 56 $135,738
Latanoprost Generic 93 25 $1,638
Cequa (Cyclosporine) Brand 56 18 $65,424
Xiidra (Lifitegrast) Brand 49 11 $42,966
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 40 30 $1,039
Restasis Multidose (Cyclosporine) Brand 35 13 $27,036

Frequently asked questions

Auto-generated from federal data
What is Dr. Tiffany Liu's medical specialty?
Dr. Tiffany Liu practices Ophthalmology Physician in Bel Air, MD.
Where does Dr. Tiffany Liu practice?
Dr. Tiffany Liu practices at 620 Boulton St, Bel Air, MD 210144255. Office phone: 4103998426.
What is Dr. Tiffany Liu's NPI?
Dr. Tiffany Liu's National Provider Identifier (NPI) is 1134552011, issued by NPPES.
Does Dr. Tiffany Liu accept Medicare assignment?
Dr. Tiffany Liu does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Tiffany Liu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Measurement of corneal curvature and depth of eye (HCPCS 92136). Source: CMS Medicare Physician & Other Practitioners file.