DR. JAMES FRANCIS DUFFY MD
NPI 1174695266
Internal Medicine in Gaithersburg, MD

Active since November 14, 2006PECOS Enrolled
7 METROPOLITAN CT, SUITE 1, GAITHERSBURG, MD 20878(240) 773-0300 Get Directions Write a Review

NPPES record last updated: September 20, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. James Francis Duffy Md NPPES

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

DR. JAMES FRANCIS DUFFY MD (NPI 1174695266) is an individual internal medicine provider in Gaithersburg, Maryland, licensed in Maryland (D0075386) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1174695266
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. JAMES FRANCIS DUFFYCredential: MD
Location Address7 METROPOLITAN CT, SUITE 1Gaithersburg, MD 20878-4016
Mailing Address37th O Streets Nw Georgetown Univ Jesuit Community, Box 571200 - Wolfington HallWashington, DC 20057-1200 · (202) 687-4263
Sole ProprietorNo
Enumeration DateNovember 14, 2006
Last NPPES UpdateSeptember 20, 2014
NPI 1174695266 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in MD · D0075386 Licensed in DC · MD30607
Definition
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.
7 METROPOLITAN CT, Gaithersburg, MD 20878

Other Identifiers 1

Medicare UPINI48777CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. James Francis Duffy Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20878 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Adult Health)
7 METROPOLITAN CT, #1
GAITHERSBURG, MD 20878
Internal Medicine
7 METROPOLITAN CT, SUITE 1
GAITHERSBURG, MD 20878
Nurse Practitioner (Adult Health)
7 METROPOLITAN CT, SUITE 1
GAITHERSBURG, MD 20878
Clinic/Center (Community Health)
7 METROPOLITAN CT, SUITE 1
GAITHERSBURG, MD 20878
Nurse Practitioner (Family)
7 METROPOLITAN CT
GAITHERSBURG, MD 20878
Clinic/Center (Dental)
7 METROPOLITAN CT
GAITHERSBURG, MD 20878
Obstetrics & Gynecology (Gynecology)
7 METROPOLITAN CT, SUITE1
GAITHERSBURG, MD 20878

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 James Duffy's NPI number?

The NPI number for James Duffy is 1174695266. It was assigned to this individual provider in the NPPES registry on November 14, 2006.

Where is James Duffy located?

James Duffy practices at 7 Metropolitan Ct Suite 1, Gaithersburg, MD 20878. The listed phone number is (240) 773-0300.

What is James Duffy's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is James Duffy enrolled in Medicare?

Yes. James Duffy is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for James Duffy was last updated on September 20, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.