MICHAEL L DEWAR (MD) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1366450611

MICHAEL L DEWAR (MD) is a healthcare provider. based in New haven, Connecticut. specializing in Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician. They hold the professional credentials MD. They hold a License No. 030234 (CT). The NPI Number for MICHAEL L DEWAR (MD) is 1366450611

Main info

Male
46 Years Of Experience
Accepts Medicare Assignment
Name
MICHAEL L DEWAR (MD)
NPI
1366450611
Phone
(203) 785-6253
Address
330 CEDAR ST # BB204
Enumeration Date
3 August 2006
Last Update Date
14 February 2017

Doctor Profile

Medical School Name
UNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Secondary Phone
-
Graduation Year
1980 (46 years ago)
PAC ID
0345304838
Group Practice PAC ID
9436061736
Professional Enrollment ID
I20100730000256
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

Provider Addresses for MICHAEL L DEWAR (MD)

  • 330 CEDAR ST # BB204

    NEW HAVEN, CT 065103218

    Phone: (203) 785-6253

    Fax: (203) 785-3346

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

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: 2010-07-30

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
I20100730000256IThoracic SurgeryCTTBD

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
33508Harvest of vein using an endoscope1919$0
33361Replacement of aortic valve through the skin and femoral artery1818$0
33533Coronary artery bypass using artery graft, 1 graft1818$0
99204New patient office or other outpatient visit, 45-59 minutes1717$0
99202New patient office or other outpatient visit, 15-29 minutes1414$0
View full utilization report →

Insurance plans in this area (ZIP 06510)

Loading plans...

Provider's Procedures

MICHAEL L DEWAR (MD) performs procedures in Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
THORACIC SURGERYCT33405Replacement of left lower heart chamber valve using artificial valve on heart-lung machine2121
THORACIC SURGERYCT33518Combined multiple vein and artery heart artery bypasses2222

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: 9436061736View full group profile
NameSpecialtyState
Interventional Cardiology, Cardiovascular Disease (Cardiology)CT
H E M A T O L O G Y/ O N C O L O G YCT
Internal Medicine, NephrologySC
-CT
-NC
Internal MedicineCT
-CT
Cardiac SurgeryCT
-CT
-CT

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

Where can patients find MICHAEL L DEWAR (MD)'s NPI?
You can confirm MICHAEL L DEWAR (MD) with NPI 1366450611; it appears in the national provider directory.
Is MICHAEL L DEWAR (MD) currently active in the NPI registry?
CMS-published data lists MICHAEL L DEWAR (MD) as an active registrant.
Can you summarize MICHAEL L DEWAR (MD)'s specialty in plain language?
Clinically, the directory lists MICHAEL L DEWAR (MD) with Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician. Clinical services aligned with this taxonomy classification.
What location shows for MICHAEL L DEWAR (MD)?
We surface New Haven, Connecticut for MICHAEL L DEWAR (MD) based on available NPPES addresses.
How can I contact MICHAEL L DEWAR (MD)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

Similar Providers

FRANK CHRISTOPHER DETTERBECK (MD)

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Café George, 300, George Street, Downtown, New Haven, New Haven County, Connecticut, 06511, United States
NPI: 1730160417

GARY S KOPF (MD)

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
9805, Northwest Ash Street, West Haven, Portland, Metro, Washington County, Oregon, 97229, United States
NPI: 1538140215

JOHN A ELEFTERIADES (MD)

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Café George, 300, George Street, Downtown, New Haven, New Haven County, Connecticut, 06511, United States
NPI: 1699756031

CHARLES B BECKMAN (M.D.)

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
46, Prince Street, Long Wharf, New Haven, New Haven County, Connecticut, 06519, United States
NPI: 1780666800

VISWA B NATHAN (M.D.)

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
136, Sherman Avenue, Edgewood, New Haven, New Haven County, Connecticut, 06511, United States
NPI: 1730161720

DR. PRASHANTH VALLABHAJOSYULA (MD, MS)

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Boardman Building, 330, Cedar Street, Downtown, New Haven, New Haven County, Connecticut, 06519, United States
NPI: 1730167404

THOMAS FABIAN (MD)

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
330, Orchard Street, Dwight Street Historic District, New Haven, New Haven County, Connecticut, 06511, United States
NPI: 1235101320

DR. RICHARD P JR. SALZANO (MD)

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
136 SHERMAN AVE STE 205
NPI: 1033157714

DR. MARC PELLETIER (M.D.)

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
11100 EUCLID AVE
NPI: 1699883207