Doctor profile · Federal record

Dr. Loan Ramsey, MD

Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Mesa, AZ

  • NPI 1225195506
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 24 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
220 S 63Rd St
Mesa, AZ 852061619
(480) 641-3937
fax (480) 924-5094
Additional location
3940 S Alma School RD Ste 3
Chandler, AZ 852484513
Mailing address
3900 E Mexico Ave Ste 102
Denver, CO 802103941

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
April 20, 2020
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
Arizona #58394 · Texas #M5407

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225195506. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,747
Distinct HCPCS
10
Medicare allowed
$924,311
HCPCS Description Services Patients Avg allowed
92136 Measurement of corneal curvature and depth of eye 1,388 848 $38
66984 Removal of cataract with insertion of prosthetic lens 1,294 705 $455
99204 New patient office or other outpatient visit, 45-59 minutes 624 624 $161
92025 Ct scan of cornea 421 417 $32
99214 Established patient office or other outpatient visit, 30-39 minutes 333 320 $124
92134 Imaging of retina 237 231 $36
66821 Removal of recurring cataract in lens capsule using a laser 202 132 $297
76519 Ultrasound scan to determine eye length and lens power 85 79 $58
66991 Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye 66 41 $582
92133 Imaging of optic nerve 31 31 $33

In context: peer comparison

Among 11 peers in Mesa Ophthalmology Physician, average services per provider: 256. This provider delivers 19× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$779
Transactions
14
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Glaukos Corporation 4 $376.49
RxSight INC 3 $151.48
Alcon Vision LLC 1 $130.19
Bausch & Lomb Americas INC. 2 $49.17
Harrow Eye, LLC 1 $24.12
Astellas Pharma US INC 1 $18.77
New World Medical,INC. 1 $14.95
Rayner Intraocular Lenses Limited 1 $13.55

By nature of payment

Food and Beverage
$753
Honoraria
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
161
Patients
131
Total drug cost
$4,642
Drug Type Claims Patients Total cost
Ketorolac Tromethamine Generic 57 44 $1,475
Prednisolone Acetate Generic 55 43 $2,626
Tobramycin Generic 31 28 $185
Moxifloxacin (Moxifloxacin Hcl) Brand 18 16 $356

Frequently asked questions

Auto-generated from federal data
What is Dr. Loan Ramsey's medical specialty?
Dr. Loan Ramsey practices Ophthalmology Physician in Mesa, AZ.
Where does Dr. Loan Ramsey practice?
Dr. Loan Ramsey practices at 220 S 63Rd St, Mesa, AZ 852061619. Office phone: 4806413937.
What is Dr. Loan Ramsey's NPI?
Dr. Loan Ramsey's National Provider Identifier (NPI) is 1225195506, issued by NPPES.
Does Dr. Loan Ramsey accept Medicare assignment?
Yes. Dr. Loan Ramsey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Loan Ramsey commonly perform?
Top Medicare-reported procedures in 2023: Measurement of corneal curvature and depth of eye (HCPCS 92136); Removal of cataract with insertion of prosthetic lens (HCPCS 66984); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.