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NYOMI WASHINGTON MD
NPI 1174956569
Internal Medicine - Allergy & Immunology in Bethesda, MD

Active since August 21, 2013PECOS Enrolled
8901 WISCONSIN AVE # 9, BETHESDA, MD 20889(301) 319-2939 Get Directions Write a Review

NPPES record last updated: July 30, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 14, 2023, Mar 8, 2019, Oct 24, 2018 (3 updates tracked since 2018).

About Nyomi Washington Md NPPES

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

NYOMI WASHINGTON MD (NPI 1174956569) is an individual allergy & immunology provider in Bethesda, Maryland, licensed in Georgia (92939) and active in the NPI registry since August 2013. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1174956569
Entity TypeIndividualFemale
Primary Taxonomy207RA0201X
Provider Legal NameNYOMI WASHINGTONCredential: MD
Location Address8901 WISCONSIN AVE # 9Bethesda, MD 20889-0004
Mailing Address8901 Wisconsin Ave # 9Bethesda, MD 20889-0004
Phone(301) 319-2939
Sole ProprietorNo
Enumeration DateAugust 21, 2013
Last NPPES UpdateJuly 30, 20253 updates tracked since enumeration
NPPES CertifiedJuly 30, 2025
✔ NPI 1174956569 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Allergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207RA0201X
License✔ Licensed in GA · 92939
Definition
An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.
Also ListedInternal MedicineTaxonomy 207R00000X · License 92939 (GA)
Also ListedGeneral PracticeTaxonomy 208D00000X · License 0101266097 (VA)
8901 WISCONSIN AVE # 9, Bethesda, MD 20889
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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)

Nyomi Washington 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 20889 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
$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 4

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

ANN INOUYE PSYD
Psychologist (Clinical)
8901 WISCONSIN AVE # 9
BETHESDA, MD 20889
Montgomery County (703) 718-6434
DR. YOLANDA WILLIAMS DO
Military Health Care Provider
8901 WISCONSIN AVE # 9
BETHESDA, MD 20889
Montgomery County (301) 295-6860
ALEX STULO PA-C
Physician Assistant (Medical)
8901 WISCONSIN AVE # 9
BETHESDA, MD 20889
Montgomery County (301) 295-4600
LINDSAY CHATFIELD MD
Obstetrics & Gynecology
8901 WISCONSIN AVE # 9
BETHESDA, MD 20889
Montgomery County (301) 400-2140

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 Nyomi Washington's NPI number?

The NPI number for Nyomi Washington is 1174956569. It was assigned to this individual provider in the NPPES registry on August 21, 2013.

Where is Nyomi Washington located?

Nyomi Washington practices at 8901 Wisconsin Ave # 9, Bethesda, MD 20889. The listed phone number is (301) 319-2939.

What is Nyomi Washington's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Allergy & Immunology, with taxonomy code 207RA0201X.

Is Nyomi Washington enrolled in Medicare?

Yes. Nyomi Washington is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Nyomi Washington was last updated on July 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.