What is Kenneth Mauer's NPI number?

Kenneth Mauer's National Provider Identifier (NPI) is 1407848310, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Kenneth Mauer's specialty?

Kenneth Mauer is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).

Where is Kenneth Mauer located?

Kenneth Mauer's practice location on file with NPPES is 425 Post Rd, Fairfield, CT 06824-6232.

What is Kenneth Mauer's phone number?

The practice phone number listed in the NPPES registry for Kenneth Mauer is (203) 292-9000.

Does Kenneth Mauer accept Medicare?

Kenneth Mauer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Kenneth Mauer's NPI active?

Yes — Kenneth Mauer's NPI (1407848310) is active in the NPPES registry as of the last update on 2007-10-30.

IndividualActiveAccepts Medicare

Kenneth Mauer, MD

NPI 1407848310 · Specialist · Fairfield, CT

Kenneth Mauer, MD is a Specialist provider in Fairfield, CT (NPI 1407848310).

Provider details

NPI number: 1407848310
Entity type: Individual
Primary specialty: SpecialistOther Service Providers
Credential: MD
Sex: Male
Sole proprietor: No
License: 029845 (CT)

Practice location

425 Post Rd

Fairfield, CT 06824-6232

Phone: (203) 292-9000

Fax: (203) 292-1700

Approximate (ZIP-level) locationGet directions

More CT providers

Mailing address

425 Post Rd

Fairfield, CT 06824-6232

Specialties & taxonomies

SpecialistPrimary174400000XLicense 029845 (CT)
Other Service Providers

Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(75/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
21 yrs in NPPES registry
Profile completeness25% of score
100% of core fields populated
Practice footprint15% of score
1 documented practice location
Medicare service volume (vs. specialty peers)25% of score
1,234 Medicare services, 2024 (ranked within specialty)
Open Payments transparency10% of score
Has Open Payments disclosures (2024)

Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	293	$96
Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239	236	$106
Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385	177	$261
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	136	$134
New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203	53	$117

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Omeprazole	1,034	289
Pantoprazole Sodium	881	282
Sod Picosulf/Mag Ox/Citric Acbrand: Clenpiq	346	337
Famotidine	194	71
Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf	104	103
Ondansetronbrand: Ondansetron Odt	82	45
Linaclotidebrand: Linzess

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$1,442 across 93 records (Open Payments 2024)

Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.

Enumerated: 2005-08-17
Last updated: 2007-10-30

Frequently asked questions

What is Kenneth Mauer's NPI number?: Kenneth Mauer's National Provider Identifier (NPI) is 1407848310, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Kenneth Mauer's specialty?: Kenneth Mauer is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
Where is Kenneth Mauer located?: Kenneth Mauer's practice location on file with NPPES is 425 Post Rd, Fairfield, CT 06824-6232.
What is Kenneth Mauer's phone number?: The practice phone number listed in the NPPES registry for Kenneth Mauer is (203) 292-9000.
Does Kenneth Mauer accept Medicare?: Kenneth Mauer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Kenneth Mauer's NPI active?: Yes — Kenneth Mauer's NPI (1407848310) is active in the NPPES registry as of the last update on 2007-10-30.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

What this provider does (Medicare)

Based on Medicare fee-for-service claims, 2024; not all care is captured.

Service (HCPCS)	Medicare services	Typical Medicare-allowed (2024)
Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213	293	$96
Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239	236	$106
Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385	177	$261
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	136	$134
New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203	53	$117

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Omeprazole	1,034	289
Pantoprazole Sodium	881	282
Sod Picosulf/Mag Ox/Citric Acbrand: Clenpiq	346	337
Famotidine	194	71
Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf	104	103
Ondansetronbrand: Ondansetron Odt	82	45
Linaclotidebrand: Linzess

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$1,442 across 93 records (Open Payments 2024)

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments