ALEX MICHAEL HENNESSEY (M.D.) – Urology Physician, NPI 1811350424

ALEX MICHAEL HENNESSEY (M.D.) is a healthcare provider. based in Danbury, Connecticut. specializing in UROLOGY. They hold the professional credentials M.D.. They hold a License No. 67394 (CT). The NPI Number for ALEX MICHAEL HENNESSEY (M.D.) is 1811350424

Main info

Male
10 Years Of Experience
Accepts Medicare Assignment
Name
ALEX MICHAEL HENNESSEY (M.D.)
NPI
1811350424
Phone
(203) 739-6999
Address
70 Main St
Enumeration Date
31 March 2016
Last Update Date
25 September 2023

Doctor Profile

Medical School Name
UNIVERSITY OF CONNECTICUT SCHOOL OF MEDICINE
Secondary Phone
2037480330
Graduation Year
2016 (10 years ago)
PAC ID
6507150612
Group Practice PAC ID
3971494782
Professional Enrollment ID
I20210401002061
Address ID
CT068102304DA51XXXAVEX400
Telehealth
Yes
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience49
Completeness75
Years active:10State licenses:1Digital endpointsOther names

171 UROLOGY in CT

Provider Addresses for ALEX MICHAEL HENNESSEY (M.D.)

  • 70 Main St

    Danbury, CT 068107832

    Phone: (203) 739-6999

    Fax: (203) 739-8939

    Type: Location

  • UCONN HEALTH - OUTPATIENT PAVILION S7235

    263 FARMINGTON AVENUE

    FARMINGTON, CT 060303995

    Phone:

    Type: Mailing

  • 51-53 KENOSIA AVE

    DANBURY, CT 068102304

    Phone: (203) 748-0330

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 62 Open Payments records for all available years, with a total value of $1,611.

Total Amount is formed as General ($1,611) + Research ($0) + Ownership ($0) = $1,611.

Last reported payment date: 2024-12-11 • Largest payer in this snapshot: Sumitomo Pharma America, Inc. ($270).

Total Amount

$1,611

General + Research + Ownership

Payments

62

Total payment records

General Amount

$1,611

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-11

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: 2021-04-01

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
I20210401002061IUrologyCTTBD

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
J9030Bcg live intravesical instillation, 1 mg1,40211$0
81003Automated urinalysis test741471$0
99213Established patient office or other outpatient visit, 20-29 minutes420322$0
99214Established patient office or other outpatient visit, 30-39 minutes385291$0
51798Ultrasound measurement of bladder capacity after voiding245190$0
View full utilization report →

Insurance plans in this area (ZIP 06810)

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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: 3971494782View full group profile
NameSpecialtyState
Diagnostic Radiology, Interventional RadiologyNY
Physician AssistantCT
Physician AssistantCT
U R O L O G YCT
U R O L O G YCT
U R O L O G YCT
U R O L O G YCT
U R O L O G YCT
U R O L O G YCT
U R O L O G YOH

Reviews

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Frequently asked questions

Where can patients find ALEX MICHAEL HENNESSEY (M.D.)'s NPI?
You can confirm ALEX MICHAEL HENNESSEY (M.D.) with NPI 1811350424; it appears in the national provider directory.
Is ALEX MICHAEL HENNESSEY (M.D.) currently active in the NPI registry?
CMS-published data lists ALEX MICHAEL HENNESSEY (M.D.) as an active registrant.
What kind of provider is ALEX MICHAEL HENNESSEY (M.D.)?
The page reflects Urology Physician for ALEX MICHAEL HENNESSEY (M.D.). Clinical services aligned with this taxonomy classification.
What location metadata exists for ALEX MICHAEL HENNESSEY (M.D.)?
The page summarizes Danbury, Connecticut for ALEX MICHAEL HENNESSEY (M.D.); expand the address list for detail.
Is ALEX MICHAEL HENNESSEY (M.D.) a real provider?
This page reflects official NPPES data for NPI 1811350424. Always confirm identity and privileges with the practice and licensing boards.

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