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NPISignal

Individual Healthcare Provider

Dennis M Knapik, M.D.

NPI Record: ActiveInternal Medicine
NPI1336147602
Glastonbury, Connecticut

Provider's NPPES record last updated: July 29, 2026

Overview

Entity Type
Individual Healthcare Provider
NPI
1336147602
Primary Specialty
Internal Medicine
Practice Location
Glastonbury, Connecticut
Sole Proprietor
No

Federal Screening

NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.

List of Excluded Individuals/Entities (LEIE)

HHS Office of Inspector General

No potential match identified

No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.

Source data
September 10, 2026
Records indexed
84,001
Screened
Sep 19, 2026, 5:49 PM UTC

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

SAM.gov Exclusions

U.S. General Services Administration

Not checked

SAM.gov Exclusions was not checked.

SAM.gov screening is not configured on this deployment. No SAM check has been performed.

Screened
Not checked

This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.

This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.

Run a name-based screening

Searches OIG LEIE and SAM.gov by name and reviews every potential match.

Specialties & Taxonomies

  • Internal Medicine

    Allopathic & Osteopathic Physicians

    Primary

    A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

    Taxonomy code 207R00000X
  • Family Medicine

    Geriatric Medicine

    Allopathic & Osteopathic Physicians

    A family medicine physician with special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes, and the hospital.

    Taxonomy code 207QG0300X
  • Internal Medicine

    Geriatric Medicine

    Allopathic & Osteopathic Physicians

    An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.

    Taxonomy code 207RG0300X

Provider-Reported License Information

Internal Medicine (Missouri)
108559
Internal Medicine (Connecticut)
79569
Family Medicine (Missouri)
108559
Internal Medicine (Kansas)
0451631
Internal Medicine (Colorado)
DR.0071908
Internal Medicine (Missouri)
108559
License numbers are reported by the provider to NPPES and are not independently verified by NPISignal against any state licensing board. Confirm current license status directly with the issuing state board.

Practice Locations

Practice Location

320 Western Blvd Ste 104

Glastonbury, Connecticut 06033-1276

Phone: (860) 633-2487

Additional Practice Location

10350 E Dakota Ave

Denver, Colorado 80247-1314

Phone: (303) 338-4545

Additional Practice Location

4650 Chippewa St

Saint Louis, Missouri 63116-1611

Phone: (314) 449-9730

Fax: (314) 449-9731

Additional Practice Location

3619 Richardson Square Dr Ste 150

Arnold, Missouri 63010-6021

Phone: (636) 461-1414

Fax: (636) 461-2013

Additional Practice Location

4525 W 6th St Ste 100

Lawrence, Kansas 66049-7700

Phone: (785) 505-5160

Fax: (785) 505-5282

Record Information

Enumeration Date
July 12, 2005
Provider's NPPES Record Last Updated
July 29, 2026
Certification Date
July 29, 2026
NPISignal NPPES Dataset
August 2026

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