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WAKAKO HORIUCHI
NPI 1851978696
Obstetrics & Gynecology in Washington, DC

Active since March 26, 2021PECOS EnrolledAccepts Medicare Assignment
110 IRVING ST. NW, DEPT OF OBSTETRICS AND GYNECOLOGY, WASHINGTON, DC 20010(202) 877-8035(202) 877-5435 Get Directions Write a Review

NPPES record last updated: June 17, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 17, 2025, Mar 26, 2021 (2 updates tracked since 2021).

About Wakako Horiuchi NPPES

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

WAKAKO HORIUCHI (NPI 1851978696) is an individual obstetrics & gynecology provider in Washington, District Of Columbia, licensed in Maryland (D0104064) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1851978696
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameWAKAKO HORIUCHI
Location Address110 IRVING ST. NW, DEPT OF OBSTETRICS AND GYNECOLOGYWashington, DC 20010
Mailing Address110 Irving St. Nw, Dept Of Obstetrics And GynecologyWashington, DC 20010 · (202) 877-8035 · Fax (202) 877-5435
Phone(202) 877-8035
Fax(202) 877-5435
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateMarch 26, 2021
Last NPPES UpdateJune 17, 20252 updates tracked since enumeration
NPPES CertifiedJune 17, 2025
✔ NPI 1851978696 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in MD · D0104064✔ Licensed in DC · MD600004478
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
110 IRVING ST. NW, Washington, DC 20010
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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 and accepts Medicare assignment

Wakako Horiuchi 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 ID9234626383
PECOS Enrollment IDI20251014001116
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 20010 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 20

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

DR. JON GIOLITTI MD
Emergency Medicine
110 IRVING ST. NW, DEPT. OF EMERGENCY MEDICINE
WASHINGTON, DC 20010
District of Columbia (202) 877-2424
KYLE THOMSON
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF OPHTHALMOLOGY
WASHINGTON, DC 20010
District of Columbia (202) 877-6732
LINA AMALIA BERGER M.D.
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT. OF INTERNAL MEDICINE
WASHINGTON, DC 20010
District of Columbia (202) 877-2835
VALENCIA M. QUIETT MD
Obstetrics & Gynecology
110 IRVING ST. NW, DEPT OF OBSTETRICS AND GYNECOLOGY
WASHINGTON, DC 20010
District of Columbia (202) 877-8035
DR. TAYLOR HARP DO
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF INTERNAL MEDICINE/DERMATOLOGY
WASHINGTON, DC 20010
District of Columbia (202) 877-6654
MICHAEL NGUYEN MD
Emergency Medicine
110 IRVING ST. NW, DEPARTMENT OF EMERGENCY MEDICINE
WASHINGTON, DC 20010
District of Columbia (202) 877-8080
MIN CHOI
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF VASCULAR SURGERY
WASHINGTON, DC 20010
District of Columbia (202) 877-3536
NOUR BAYAN MAHMOUD ABU IRHAYEM MBBS
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT. OF INTERNAL MEDICINE
WASHINGTON, DC 20010
District of Columbia (202) 877-8271

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 Wakako Horiuchi's NPI number?

The NPI number for Wakako Horiuchi is 1851978696. It was assigned to this individual provider in the NPPES registry on March 26, 2021.

Where is Wakako Horiuchi located?

Wakako Horiuchi practices at 110 Irving St. NW Dept Of Obstetrics And Gynecology, Washington, DC 20010. The listed phone number is (202) 877-8035.

What is Wakako Horiuchi's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Wakako Horiuchi enrolled in Medicare?

Yes. Wakako Horiuchi 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.

When was this NPI record last updated?

The NPPES record for Wakako Horiuchi was last updated on June 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.