Doctor profile · Federal record

Dr. Eric Gaier, MD. PHD

Ophthalmology Physician (CMS: Ophthalmology) · Neuro-Ophthalmology Physician · Pediatric Ophthalmology and Strabismus Specialist Physician Physician · Boston, MA

  • NPI 1134568199
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Longwood Ave
Boston, MA 021155724
(617) 355-6401

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
April 24, 2020
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
Massachusetts #271035

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134568199. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
94
Distinct HCPCS
2
Medicare allowed
$5,685
HCPCS Description Services Patients Avg allowed
92060 Exam to measure eye deviation and range of motion 75 26 $34
99204 New patient office or other outpatient visit, 45-59 minutes 19 19 $166

In context: peer comparison

Among 89 peers in this city , average services per provider: 193. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,294
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 3 $892.78
Alcon Research LLC 1 $401.46

By nature of payment

Travel and Lodging
$804
Food and Beverage
$490

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Eric Gaier's medical specialty?
Dr. Eric Gaier practices Ophthalmology Physician in Boston, MA.
Where does Dr. Eric Gaier practice?
Dr. Eric Gaier practices at 300 Longwood Ave, Boston, MA 021155724. Office phone: 6173556401.
What is Dr. Eric Gaier's NPI?
Dr. Eric Gaier's National Provider Identifier (NPI) is 1134568199, issued by NPPES.
Does Dr. Eric Gaier accept Medicare assignment?
Dr. Eric Gaier does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Eric Gaier commonly perform?
Top Medicare-reported procedures in 2023: Exam to measure eye deviation and range of motion (HCPCS 92060); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.