DENNIS WILLIAMS (M.D.) – Family Medicine Physician, NPI 1093715955

DENNIS WILLIAMS (M.D.) is a healthcare provider. based in Bridgeport, Connecticut. specializing in INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 030225 (CT). The NPI Number for DENNIS WILLIAMS (M.D.) is 1093715955

Main info

Male
Sole Proprietor
39 Years Of Experience
Accepts Medicare Assignment
Name
DENNIS WILLIAMS (M.D.)
NPI
1093715955
Phone
(203) 371-5197
Address
1381 RESERVOIR AVE
Enumeration Date
21 July 2005
Last Update Date
28 January 2021

Doctor Profile

Medical School Name
GEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Secondary Phone
4752105242
Graduation Year
1987 (39 years ago)
PAC ID
1052322823
Group Practice PAC ID
3173866241
Professional Enrollment ID
I20060508000597
Address ID
CT066064201BR2800XSTXX300
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

3,447 INTERNAL MEDICINE in CT

Loading map...

Provider Addresses for DENNIS WILLIAMS (M.D.)

  • 1381, Reservoir Avenue, Bridgeport, Fairfield County, Connecticut, 06606, United States

    BRIDGEPORT, CT 06606

    Phone: (203) 371-5197

    Fax: (203) 371-6118

    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: 2006-05-08

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
I20060508000597IInternal MedicineCTTBD

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
99214Established patient office or other outpatient visit, 30-39 minutes7437$0
99213Established patient office or other outpatient visit, 20-29 minutes4023$0
83036Hemoglobin a1c level2619$0
82947Blood glucose (sugar) level2314$0
93000Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report2020$0
View full utilization report →

Insurance plans in this area (ZIP 06606)

Loading plans...

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: 3173866241View full group profile
NameSpecialtyState
-CT
Nurse PractitionerCT
Nurse PractitionerCT
-CT
-CT
-CT
Internal MedicineCT
Internal MedicineCT
Nurse PractitionerCT
Cardiac Electrophysiology, Cardiovascular Disease (Cardiology)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

What identifier follows DENNIS WILLIAMS (M.D.) across health systems?
The NPI 1093715955 uniquely identifies DENNIS WILLIAMS (M.D.) in U.S. healthcare data.
Should I treat DENNIS WILLIAMS (M.D.) as an active provider?
Patients and plans typically see DENNIS WILLIAMS (M.D.) as active in the national extract.
What type of care does DENNIS WILLIAMS (M.D.) provide?
DENNIS WILLIAMS (M.D.)'s profile centers on Family Medicine Physician. Clinical services aligned with this taxonomy classification.
What geographic area is tied to DENNIS WILLIAMS (M.D.)?
DENNIS WILLIAMS (M.D.) is associated with Bridgeport, Connecticut in the same public data insurers reference.
Can I verify credentials using only NPI?
NPI confirms identity in the directory; licensure and board certification require separate checks.

Similar Providers

Unknown Individual

Family Medicine Physician
4775, Main Street, Bridgeport, Fairfield County, Connecticut, 06606, United States
NPI: 1073505640

DR. SCOTT N MARGRAF (M.D)

Anesthesiology Physician
Bridgeport Hospital, 267, Grant Street, Historic East Side, Bridgeport, Fairfield County, Connecticut, 06610, United States
NPI: 1194701078

PIERRE HUBERT ESTIME (DO)

Family Medicine Physician
46 Albion St
NPI: 1023089315

VICKY B TOLA (MD)

Family Medicine Physician
471, Barnum Avenue, Bridgeport, Fairfield County, Connecticut, 06608, United States
NPI: 1689641821

DR. MYRA WAYNIK (M.D.)

Family Medicine Physician
Merritt Medical Center, 3715, Main Street, Bridgeport, Greater Bridgeport Planning Region, Connecticut, 06606, United States
NPI: 1841259827

DR. STEVEN M SCHWARTZ (M.D.)

Family Medicine Physician
6801 BRECKSVILLE RD # RK30
NPI: 1699734236

LEON RAPKO (D.O.)

Family Medicine Physician
Bridgeport Post Office, Golden Hill Street, Bridgeport Downtown South Historic District, East Bridgeport, Bridgeport, Greater Bridgeport Planning Region, Connecticut, 06604, United States
NPI: 1619925377

STEPHANIE J ROWE (D.O.)

Family Medicine Physician
632 Broadway Ph
NPI: 1275585705