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DR. EUGENE T GIANNINI D.D.S.
NPI 1548266364
Dentist - General Practice in Washington, DC

Active since June 27, 2005PECOS Enrolled
4801 WISCONSIN AVE NW, STE 200, WASHINGTON, DC 20016(202) 244-4111(202) 244-6389 Get Directions Write a Review

NPPES record last updated: April 15, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Eugene T Giannini D.d.s. NPPES

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

DR. EUGENE T GIANNINI D.D.S. (NPI 1548266364) is an individual general practice provider in Washington, District Of Columbia, licensed in District Of Columbia (DEN5141) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1548266364
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. EUGENE T GIANNINICredential: D.D.S.
Location Address4801 WISCONSIN AVE NW, STE 200Washington, DC 20016-4647
Mailing Address4801 Wisconsin Ave Nw, Ste 200Washington, DC 20016-4647 · (202) 244-4111 · Fax (202) 244-6389
Phone(202) 244-4111
Fax(202) 244-6389
Sole ProprietorNo
Enumeration DateJune 27, 2005
Last NPPES UpdateApril 15, 2013
✔ NPI 1548266364 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in DC · DEN5141
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
4801 WISCONSIN AVE NW, Washington, DC 20016
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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. Eugene T Giannini D.d.s. 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 20016 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
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
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 11

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

DR. NADINA LAMBERT DDS
Dentist (General Practice)
4801 WISCONSIN AVE NW, STE 200
WASHINGTON, DC 20016
District of Columbia (202) 244-4111
MS. NANCY BATSHAW BARSKEY MSW LCSW
Social Worker (Clinical)
4801 WISCONSIN AVE NW, #505
WASHINGTON, DC 20016
District of Columbia (202) 363-4826
DR. BRIAN JOSEPH GRAY DDS
Dentist (General Practice)
4801 WISCONSIN AVE NW, SUITE 200
WASHINGTON, DC 20016
District of Columbia (202) 244-4111
OLGA AFONSKY
Clinic/Center
4801 WISCONSIN AVE NW
WASHINGTON, DC 20016
District of Columbia (202) 460-7779
CAROL SULZBERGER WEISSBROD PH.D.
Psychologist (Clinical)
4801 WISCONSIN AVE NW, 502
WASHINGTON, DC 20016
District of Columbia (202) 364-1130
DR. KAREN R THRELKEL N.D.
Naturopath
4801 WISCONSIN AVE NW
WASHINGTON, DC 20016
District of Columbia (202) 244-6661
ADRIENNE SIMENHOFF PSY.D.
Psychologist
4801 WISCONSIN AVE NW, SUITE #502
WASHINGTON, DC 20016
District of Columbia (202) 494-2668
MS. CATHERINE MURPHREE HARTLEY L.I.C.S.W.
Social Worker (Clinical)
4801 WISCONSIN AVE NW, SUITE 506
WASHINGTON, DC 20016
District of Columbia (202) 966-6937

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 Eugene Giannini's NPI number?

The NPI number for Eugene Giannini is 1548266364. It was assigned to this individual provider in the NPPES registry on June 27, 2005.

Where is Eugene Giannini located?

Eugene Giannini practices at 4801 Wisconsin Ave NW Ste 200, Washington, DC 20016. The listed phone number is (202) 244-4111.

What is Eugene Giannini's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Is Eugene Giannini enrolled in Medicare?

Yes. Eugene Giannini is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Eugene Giannini was last updated on April 15, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.