Doctor profile · Federal record

Dr. Mary Cheng, O.D.

Optometrist (CMS: Optometry) · Rosemead, CA

  • NPI 1477582849
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8622 E Garvey Ave #101
Rosemead, CA 91770
(626) 288-1287
fax (626) 288-3229
Mailing address
8622 Garvey Ave Ste 101
Rosemead, CA 917703291

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
November 22, 2025
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #OPT 127820 TPA
Medicaid
CA #SD0127820

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477582849. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
853
Distinct HCPCS
10
Medicare allowed
$62,235
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 176 145 $98
92250 Photography of the retina 160 159 $38
92285 Photography of content of eyes 158 157 $27
99214 Established patient office or other outpatient visit, 30-39 minutes 144 142 $139
67820 Removal of eyelashes using forceps 45 33 $31
92083 Exam of visual field with extended testing 42 42 $71
99204 New patient office or other outpatient visit, 45-59 minutes 40 40 $179
92133 Imaging of optic nerve 31 31 $38
92134 Imaging of retina 26 26 $45
92202 Extended exam of the back part of the eye with optic nerve drawing 18 18 $17

In context: peer comparison

Among 1 peers in Rosemead Optometrist, average services per provider: 77. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$853
Transactions
34
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas INC. 9 $262.58
Sun Pharmaceutical Industries INC. 8 $252.96
Alcon Vision LLC 9 $172.73
Oyster Point Pharma, INC. 6 $121.41
Harrow Eye, LLC 1 $22.02
Dompe US, INC. 1 $21.02

By nature of payment

Food and Beverage
$853

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,556
Patients
841
Total drug cost
$1,169,908
Drug Type Claims Patients Total cost
Cequa (Cyclosporine) Brand 986 369 $717,974
Simbrinza (Brinzolamide/Brimonidine Tart) Brand 457 112 $95,409
Prolensa (Bromfenac Sodium) Brand 192 88 $68,264
Restasis (Cyclosporine) Brand 137 32 $94,921
Rocklatan (Netarsudil Mesylat/Latanoprost) Brand 125 49 $44,976
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 98 29 $3,233
Erythromycin (Erythromycin Base) Brand 96 36 $1,176
Besivance (Besifloxacin Hcl) Brand 85 32 $19,811
Combigan (Brimonidine Tartrate/Timolol) Brand 69 16 $17,830
Lumigan (Bimatoprost) Brand 67 11 $18,268

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Cheng's medical specialty?
Dr. Mary Cheng practices Optometrist in Rosemead, CA.
Where does Dr. Mary Cheng practice?
Dr. Mary Cheng practices at 8622 E Garvey Ave #101, Rosemead, CA 91770. Office phone: 6262881287.
What is Dr. Mary Cheng's NPI?
Dr. Mary Cheng's National Provider Identifier (NPI) is 1477582849, issued by NPPES.
Does Dr. Mary Cheng accept Medicare assignment?
Yes. Dr. Mary Cheng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Cheng commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Photography of the retina (HCPCS 92250); Photography of content of eyes (HCPCS 92285). Source: CMS Medicare Physician & Other Practitioners file.