ANTONIO D.S. LOPEZ (M.D.) – Internal Medicine Physician, NPI 1063492536

ANTONIO D.S. LOPEZ (M.D.) is a healthcare provider. based in North haven, Connecticut. specializing in Internal Medicine Physician. They hold the professional credentials M.D.. They hold a License No. 036552 (CT). The NPI Number for ANTONIO D.S. LOPEZ (M.D.) is 1063492536

Main info

Male
Sole Proprietor
36 Years Of Experience
Accepts Medicare Assignment
Name
ANTONIO D.S. LOPEZ (M.D.)
NPI
1063492536
Phone
(203) 672-2800
Address
52 WASHINGTON AVE
Enumeration Date
19 January 2006
Last Update Date
6 November 2012

Doctor Profile

Medical School Name
TULANE UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
2036722800
Graduation Year
1990 (36 years ago)
PAC ID
6709945181
Group Practice PAC ID
5991894123
Professional Enrollment ID
I20081030000670
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for ANTONIO D.S. LOPEZ (M.D.)

  • 52, Washington Avenue, North Haven, New Haven County, Connecticut, 06473, United States

    SUITE 4

    NORTH HAVEN, CT 064731724

    Phone: (203) 672-2800

    Fax: (203) 672-2801

    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 1 Open Payments records for all available years, with a total value of $23.

Total Amount is formed as General ($23) + Research ($0) + Ownership ($0) = $23.

Last reported payment date: 2023-11-30 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($23).

Total Amount

$23

General + Research + Ownership

Payments

1

Total payment records

General Amount

$23

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-11-30

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
GlaxoSmithKline, LLC.$23
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.

No Medicare enrollment or revalidation data available for this provider in our database.

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.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 06473)

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Provider's Procedures

ANTONIO D.S. LOPEZ (M.D.) performs procedures in Internal Medicine Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINECT81002Urinalysis, manual test1312

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: 5991894123View full group profile
NameSpecialtyState
-VT
Physician AssistantCT
Nurse PractitionerCT
Physician AssistantCT
Internal MedicineCT
Nurse PractitionerCT
Nurse PractitionerCT
Internal MedicineCT
Physician AssistantCT
Physician AssistantCT

Reviews

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Frequently asked questions

How is ANTONIO D.S. LOPEZ (M.D.) identified in CMS data?
CMS-hosted NPPES data lists ANTONIO D.S. LOPEZ (M.D.) with NPI 1063492536.
Does the file indicate ANTONIO D.S. LOPEZ (M.D.) is practicing under active NPI?
Directory data currently reports ANTONIO D.S. LOPEZ (M.D.) as active.
What is ANTONIO D.S. LOPEZ (M.D.)'s primary classification?
Internal Medicine Physician is the headline specialty for ANTONIO D.S. LOPEZ (M.D.) here. Clinical services aligned with this taxonomy classification.
What address line appears for ANTONIO D.S. LOPEZ (M.D.)?
ANTONIO D.S. LOPEZ (M.D.)'s geographic hint is North Haven, Connecticut in our summary view.
Why does ANTONIO D.S. LOPEZ (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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