Doctor profile · Federal record

Dr. Dorothy Khong, MD

Ophthalmology Physician (CMS: Ophthalmology) · Oakland, CA

  • NPI 1326146630
  • Accepts Medicare
  • MIPS 97.5 / 100 · 2023
  • 24 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
275 W Macarthur
Oakland, CA 946115641
(510) 752-1000
fax (585) 276-0236

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
October 29, 2014
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
California #A85323

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326146630. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,119
Distinct HCPCS
10
Medicare allowed
$212,850
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 393 345 $160
92020 Exam of the internal drainage system of eye 367 357 $34
92012 Established patient problem focused exam of visual system 268 193 $114
92250 Photography of the retina 245 241 $46
99214 Established patient office or other outpatient visit, 30-39 minutes 143 77 $153
92083 Exam of visual field with extended testing 128 113 $81
92133 Imaging of optic nerve 111 110 $44
92134 Imaging of retina 109 94 $50
92136 Measurement of corneal curvature and depth of eye 85 44 $30
99204 New patient office or other outpatient visit, 45-59 minutes 54 54 $197

In context: peer comparison

Among 4 peers in Oakland Ophthalmology Physician, average services per provider: 264. This provider delivers 8.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$486
Transactions
11
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Glaukos Corporation 1 $202.16
Alcon Vision LLC 2 $102.44
Sun Pharmaceutical Industries INC. 3 $68.19
Tarsus Pharmaceuticals, INC. 3 $61.43
Dompe US, INC. 1 $27.98
Thea Pharma INC. 1 $24.03

By nature of payment

Food and Beverage
$486

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,014
Patients
411
Total drug cost
$131,305
Drug Type Claims Patients Total cost
Latanoprost Generic 227 68 $5,302
Azelastine Hcl Generic 224 77 $13,345
Prednisolone Acetate Generic 100 66 $3,939
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 87 27 $3,983
Ketorolac Tromethamine Generic 66 52 $1,426
Restasis (Cyclosporine) Brand 62 29 $78,351
Ciprofloxacin Hcl Generic 55 47 $1,190
Timolol Maleate Generic 46 16 $745
Brimonidine Tartrate Generic 40 14 $966
Cyclosporine Generic 36 15 $13,612

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Dorothy Khong's medical specialty?
Dr. Dorothy Khong practices Ophthalmology Physician in Oakland, CA.
Where does Dr. Dorothy Khong practice?
Dr. Dorothy Khong practices at 275 W Macarthur, Oakland, CA 946115641. Office phone: 5107521000.
What is Dr. Dorothy Khong's NPI?
Dr. Dorothy Khong's National Provider Identifier (NPI) is 1326146630, issued by NPPES.
Does Dr. Dorothy Khong accept Medicare assignment?
Yes. Dr. Dorothy Khong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dorothy Khong commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Exam of the internal drainage system of eye (HCPCS 92020); Established patient problem focused exam of visual system (HCPCS 92012). Source: CMS Medicare Physician & Other Practitioners file.