ANDREW LAM (M.D.) – Ophthalmology Physician, NPI 1952375586

ANDREW LAM (M.D.) is a healthcare provider. based in Springfield, Massachusetts. specializing in OPHTHALMOLOGY. They hold the professional credentials M.D.. They hold a License No. 235084 (MA). The NPI Number for ANDREW LAM (M.D.) is 1952375586

Main info

Male
24 Years Of Experience
Accepts Medicare Assignment
Name
ANDREW LAM (M.D.)
NPI
1952375586
Phone
(413) 732-2333
Address
3640 MAIN ST
Enumeration Date
13 February 2006
Last Update Date
19 December 2025

Doctor Profile

Medical School Name
PERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Secondary Phone
4137322333
Graduation Year
2002 (24 years ago)
PAC ID
9436168945
Group Practice PAC ID
4789626060
Professional Enrollment ID
I20081002000159
Address ID
MA011071139SP3640XSTXX303
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience69
Completeness85
Years active:20State licenses:1Digital endpointsOther names

801 OPHTHALMOLOGY in MA

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Provider Addresses for ANDREW LAM (M.D.)

  • 3640, Main Street, Chicopee, Hampden County, Massachusetts, 01199, United States

    SUITE 201

    SPRINGFIELD, MA 011071145

    Phone: (413) 732-2333

    Fax: (413) 732-8065

    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 12 Open Payments records for all available years, with a total value of $388.

Total Amount is formed as General ($388) + Research ($0) + Ownership ($0) = $388.

Last reported payment date: 2024-12-20 • Largest payer in this snapshot: Apellis Pharmaceuticals, Inc. ($163).

Total Amount

$388

General + Research + Ownership

Payments

12

Total payment records

General Amount

$388

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-20

Latest reported date

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: 2008-10-02

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
I20081002000159IOphthalmologyMATBD

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
J2777Injection, faricimab-svoa, 0.1 mg6,18028$0
92134Imaging of retina2,896847$0
67028Injection of drug into eye2,117423$0
J9035Injection, bevacizumab, 10 mg2,092347$0
92012Established patient problem focused exam of visual system963441$0
View full utilization report →

Insurance plans in this area (ZIP 01107)

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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: 4789626060View full group profile
NameSpecialtyState
-MA
O P H T H A L M O L O G YDC
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 is the 10-digit NPI for ANDREW LAM (M.D.)?
ANDREW LAM (M.D.) — NPI 1952375586 — is the standard way to identify this listing.
Can I rely on ANDREW LAM (M.D.) being an active provider?
As of the registry snapshot, ANDREW LAM (M.D.) is marked active.
What is ANDREW LAM (M.D.) best known for clinically?
Directory data describes ANDREW LAM (M.D.) with Ophthalmology Physician. Clinical services aligned with this taxonomy classification.
Where should I expect ANDREW LAM (M.D.) on a map?
Expect Springfield, Massachusetts as a primary anchor for ANDREW LAM (M.D.) unless the record lists multiple sites.
Why does ANDREW LAM (M.D.) have multiple addresses?
2 practice locations appear in the available data. Multiple addresses are common for hospital privileges, telehealth, or multi-site groups.

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