CATHERINE HEINZINGER (D.O.) – Sleep Medicine (Family Medicine) Physician, NPI 1437684511

CATHERINE HEINZINGER (D.O.) is a healthcare provider. based in Stamford, Connecticut. specializing in SLEEP MEDICINE. They hold the professional credentials D.O.. They hold a License No. 34.015044 (OH). The NPI Number for CATHERINE HEINZINGER (D.O.) is 1437684511

Main info

Female
9 Years Of Experience
Accepts Medicare Assignment
Name
CATHERINE HEINZINGER (D.O.)
NPI
1437684511
Phone
(203) 276-1000
Address
1351 WASHINGTON BLVD
Enumeration Date
26 April 2017
Last Update Date
2 December 2021

Doctor Profile

Medical School Name
OTHER
Secondary Phone
-
Graduation Year
2017 (9 years ago)
PAC ID
5395176275
Professional Enrollment ID
I20211214002086
Address ID
OH441315058IN6801XRDXX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience47
Completeness75
Years active:9State licenses:1Digital endpointsOther names

66 SLEEP MEDICINE in CT

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Provider Addresses for CATHERINE HEINZINGER (D.O.)

  • 1351, Washington Boulevard, Northfield, Stamford, Fairfield County, Connecticut, 06902, United States

    STAMFORD, CT 069022419

    Phone: (203) 276-1000

    Type: Mailing

  • 9500 EUCLID AVE # S70

    CLEVELAND, OH 441950001

    Phone: (216) 444-2165

    Type: Mailing

  • 9500 EUCLID AVE

    CLEVELAND, OH 441952419

    Phone: (216) 444-2165

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 3 Open Payments records for all available years, with a total value of $472.

Total Amount is formed as General ($472) + Research ($0) + Ownership ($0) = $472.

Last reported payment date: 2024-05-20 • Largest payer in this snapshot: ZOLL Respicardia, Inc. ($179).

Total Amount

$472

General + Research + Ownership

Payments

3

Total payment records

General Amount

$472

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-05-20

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.

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.

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

HCPCSDescriptionServicesBeneficiariesMedicare allowed
95806Sleep study including heart rate, breathing, airflow, and effort7066$0
95811Sleep study in sleep lab with continuous airway pressure (6 years or older)4848$0
95810Sleep study in sleep lab (6 years or older)3535$0
View full utilization report →

Insurance plans in this area (ZIP 06902)

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Reviews

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Frequently asked questions

Does CATHERINE HEINZINGER (D.O.) share an NPI with anyone else?
NPI numbers are unique to each provider or organization — CATHERINE HEINZINGER (D.O.) uses 1437684511.
Is CATHERINE HEINZINGER (D.O.) still practicing?
CATHERINE HEINZINGER (D.O.) is currently listed as active in the public NPI registry.
What is CATHERINE HEINZINGER (D.O.)'s specialty?
The listing groups CATHERINE HEINZINGER (D.O.) with Sleep Medicine (Family Medicine) Physician. Clinical services aligned with this taxonomy classification.
Does CATHERINE HEINZINGER (D.O.) list a practice location?
Patients near Stamford, Connecticut may find CATHERINE HEINZINGER (D.O.) in results; validate coverage separately.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.

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