ERIC D GAIER (MD. PHD) – Ophthalmology Physician, NPI 1134568199

ERIC D GAIER (MD. PHD) is a healthcare provider. based in Boston, Massachusetts. specializing in OPHTHALMOLOGY. They hold the professional credentials MD. PHD. They hold a License No. 271035 (MA). The NPI Number for ERIC D GAIER (MD. PHD) is 1134568199

Main info

Male
13 Years Of Experience
Name
ERIC D GAIER (MD. PHD)
NPI
1134568199
Phone
(617) 355-6401
Address
300 LONGWOOD AVE
Enumeration Date
22 June 2013
Last Update Date
24 April 2020

Doctor Profile

Medical School Name
UNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE
Secondary Phone
6173556000
Graduation Year
2013 (13 years ago)
PAC ID
3274757109
Group Practice PAC ID
8729049150
Professional Enrollment ID
I20170803003157
Address ID
MA021155724BO300XXAVEX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience58
Completeness75
Years active:12State licenses:1Digital endpointsOther names

801 OPHTHALMOLOGY in MA

Provider Addresses for ERIC D GAIER (MD. PHD)

  • 300 LONGWOOD AVE

    BOSTON, MA 021155724

    Phone: (617) 355-6401

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 4 Open Payments records for all available years, with a total value of $1,294.

Total Amount is formed as General ($1,294) + Research ($0) + Ownership ($0) = $1,294.

Last reported payment date: 2024-10-04 • Largest payer in this snapshot: Alcon Vision LLC ($893).

Total Amount

$1,294

General + Research + Ownership

Payments

4

Total payment records

General Amount

$1,294

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-10-04

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2017-08-03

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20170803003157IOphthalmologyMATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
92060Exam to measure eye deviation and range of motion7526$0
99204New patient office or other outpatient visit, 45-59 minutes1919$0
View full utilization report →

Insurance plans in this area (ZIP 02115)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8729049150View full group profile
NameSpecialtyState
-MA
O P H T H A L M O L O G YMA
O P H T H A L M O L O G YMA
O P T O M E T R YMA
O P H T H A L M O L O G YMA
-MA
O P H T H A L M O L O G YMA
O P H T H A L M O L O G YMA
O P H T H A L M O L O G YMA
O P H T H A L M O L O G YMA

Reviews

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Frequently asked questions

What number should I use to identify ERIC D GAIER (MD. PHD) for billing?
Administrative and clinical systems typically use NPI 1134568199 for ERIC D GAIER (MD. PHD).
Should I treat ERIC D GAIER (MD. PHD) as an active provider?
Patients and plans typically see ERIC D GAIER (MD. PHD) as active in the national extract.
What type of care does ERIC D GAIER (MD. PHD) provide?
ERIC D GAIER (MD. PHD)'s profile centers on Ophthalmology Physician. Clinical services aligned with this taxonomy classification.
Which community is linked to ERIC D GAIER (MD. PHD)?
ERIC D GAIER (MD. PHD) shows a connection to Boston, Massachusetts in registry-derived data.
Why is information missing for ERIC D GAIER (MD. PHD)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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