Doctor profile · Federal record

Dr. Ajita Grewal, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Los Altos, CA

  • NPI 1669491486
  • MIPS 75.0 / 100 · 2023
  • 31 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
762 Altos Oaks Dr
Los Altos, CA 940245434
(650) 948-9123
fax (650) 948-0563

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
June 9, 2015
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
California #A061389

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669491486. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,084
Distinct HCPCS
10
Medicare allowed
$480,542
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 1,196 1,126 $152
92250 Photography of the retina 974 927 $45
92012 Established patient problem focused exam of visual system 790 444 $109
92133 Imaging of optic nerve 643 477 $44
92134 Imaging of retina 550 529 $49
92004 New patient complete exam of visual system 248 248 $179
92083 Exam of visual field with extended testing 247 228 $78
76514 Ultrasound scan of cornea to determine thickness 232 220 $12
66821 Removal of recurring cataract in lens capsule using a laser 90 76 $400
99213 Established patient office or other outpatient visit, 20-29 minutes 66 66 $103

In context: peer comparison

Among 4 peers in this city , average services per provider: 309. This provider delivers 16× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$304
Transactions
5
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Oyster Point Pharma, Inc. 2 $146.45
Dompe US, Inc. 2 $130.95
Alcon Vision LLC 1 $26.29

By nature of payment

Food and Beverage
$304

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,620
Patients
461
Total drug cost
$127,830
Drug Type Claims Patients Total cost
Latanoprost Generic 715 224 $20,379
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 225 63 $4,972
Brimonidine Tartrate Generic 162 44 $6,432
Timolol Maleate Generic 137 38 $3,552
Dorzolamide Hcl Generic 76 26 $2,510
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 73 55 $892
Rocklatan (Netarsudil Mesylat/Latanoprost) Brand 48 0 $32,425
Travoprost Generic 38 11 $10,047
Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) Brand 31 0 $6,413
Simbrinza (Brinzolamide/Brimonidine Tart) Brand 30 0 $7,093

Frequently asked questions

Auto-generated from federal data
What is Dr. Ajita Grewal's medical specialty?
Dr. Ajita Grewal practices Ophthalmology Physician in Los Altos, CA.
Where does Dr. Ajita Grewal practice?
Dr. Ajita Grewal practices at 762 Altos Oaks Dr, Los Altos, CA 940245434. Office phone: 6509489123.
What is Dr. Ajita Grewal's NPI?
Dr. Ajita Grewal's National Provider Identifier (NPI) is 1669491486, issued by NPPES.
Does Dr. Ajita Grewal accept Medicare assignment?
Dr. Ajita Grewal does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Ajita Grewal commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Photography of the retina (HCPCS 92250); Established patient problem focused exam of visual system (HCPCS 92012). Source: CMS Medicare Physician & Other Practitioners file.