MS. KAREN B DUFFY MD
NPI 1174543516
General Practice in Madison, TN

Q: What is Karen Duffy's NPI number?

The NPI number for Karen Duffy is 1174543516. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Q: What is Karen Duffy's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Q: When was this NPI record last updated?

The NPPES record for Karen Duffy was last updated on May 30, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since July 20, 2006PECOS EnrolledAccepts Medicare Assignment

1210 BRIARVILLE ROAD, BLDING B, MADISON, TN 37115(615) 868-9959(615) 865-1463 Get Directions Write a Review

NPPES record last updated: May 30, 2018. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Ms. Karen B Duffy Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. KAREN B DUFFY MD (NPI 1174543516) is an individual general practice provider in Madison, Tennessee, licensed in Tennessee (MD0000008280) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Tennessee, Hsc, College Of Medicine (1973).

NPPES Registry Identity

NPI1174543516

Entity TypeIndividualFemale

Primary Taxonomy208D00000X

Provider Legal NameMS. KAREN B DUFFYCredential: MD

Location Address1210 BRIARVILLE ROAD, BLDING BMadison, TN 37115

Mailing Address1210 Briarville Road, Building BMadison, TN 37115 · (615) 868-9959 · Fax (615) 865-1463

Phone(615) 868-9959

Fax(615) 865-1463

Sole ProprietorNo

Medical School CMSUniversity Of Tennessee, Hsc, College Of MedicineGraduated 1973

Enumeration DateJuly 20, 2006

Last NPPES UpdateMay 30, 2018

✔ NPI 1174543516 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians

Taxonomy Code208D00000X

License✔ Licensed in TN · MD0000008280

Definition

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee

1210 BRIARVILLE ROAD, Madison, TN 37115

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Other Identifiers 1

Medicaid3185053TN

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Karen B Duffy Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1759373038

PECOS Enrollment IDI20040330001089

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Karen Duffy's NPI number?

The NPI number for Karen Duffy is 1174543516. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Where is Karen Duffy located?

Karen Duffy practices at 1210 Briarville Road Blding B, Madison, TN 37115. The listed phone number is (615) 868-9959.

What is Karen Duffy's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Karen Duffy enrolled in Medicare?

Yes. Karen Duffy is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Karen Duffy accept?

Health plans from UnitedHealthcare list Karen Duffy as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Karen Duffy was last updated on May 30, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.