WAKAKO HORIUCHI
NPI 1851978696
Obstetrics & Gynecology in Washington, DC

NPI Status: Active since March 26, 2021

Contact Information

110 IRVING ST. NW
DEPT OF OBSTETRICS AND GYNECOLOGY
WASHINGTON, DC
ZIP 20010
Phone: (202) 877-8035
Fax: (202) 877-5435

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  • Individual
  • Female
  • Years of Experience 5
  • Obstetrics & Gynecology
  • May Accept Medicare Approved Payment
  • PECOS Enrolled

About WAKAKO HORIUCHI

This page provides the complete NPI Profile along with additional information for Wakako Horiuchi, a women's health care provider established in Washington, District Of Columbia with a medical specialization in Obstetrics & Gynecology and more than 5 years of experience. The healthcare provider is registered in the NPI registry with number 1851978696 assigned on March 2021. The practitioner's primary taxonomy code is 207V00000X with license number D0104064 (MD). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1851978696
Provider Name
WAKAKO HORIUCHI
Gender
Female
Entity Type
Individual
Location Address
110 IRVING ST. NW DEPT OF OBSTETRICS AND GYNECOLOGY WASHINGTON, DC 20010
Location Phone
(202) 877-8035
Location Fax
(202) 877-5435
Mailing Address
110 IRVING ST. NW DEPT OF OBSTETRICS AND GYNECOLOGY WASHINGTON, DC 20010
Mailing Phone
(202) 877-8035
Mailing Fax
(202) 877-5435
Medical School Name
OTHER
Graduation Year
2021
Is Sole Proprietor?
No
Enumeration Date
03-26-2021
Last Update Date
06-17-2025
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Women's health care providers like Wakako Horiuchi treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Obstetrics & Gynecology

Taxonomy Code
207V00000X
Type
Allopathic & Osteopathic Physicians
License No.
D0104064
License State
MD
Taxonomy Description
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.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

MD600004478 (DC)
2390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

 

Medicare Participation & PECOS Enrollment Status

Wakako Horiuchi is registered with Medicare but maybe doesn't accept claims assignment. If you are a Medicare beneficiary call and confirm with the provider before seeking any services.

Wakako Horiuchi is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 9234626383

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20251014001116

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Maybe

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Physician Visit Costs

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 20010 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $147.85
  • Minimum New Patient Price $65.18
  • Maximum New Patient Price $194.86
  • Average New Patient Copayment $36.96
  • Minimum New Patient Copayment $16.29
  • Maximum New Patient Copayment $48.71

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99213

  • Average Established Patient Price $80.66
  • Minimum Established Patient Price $21.4
  • Maximum Established Patient Price $158.88
  • Average Established Patient Copayment $20.16
  • Minimum Established Patient Copayment $5.35
  • Maximum Established Patient Copayment $39.72

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Reviews for WAKAKO HORIUCHI

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1851978696, we treat the final digit (6) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 6).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
7
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
6
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 5 → 10 → 1 9 → 18 → 9 8 → 16 → 7 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 8 + 1 + 0 + 1 + 1 + 8 + 7 + 1 + 6 + 6 + 1 + 8 + 24 = 74

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 74 is 80. The difference is the calculated check digit.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1851978696.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Neurology)
110 IRVING ST. NW, EAST BUILDING, ROOM 6126
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF INTERNAL MEDICINE
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF INTERNAL MEDICINE/DERMATOLOGY
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF VASCULAR SURGERY
WASHINGTON, DC 20010
Emergency Medicine
110 IRVING ST. NW, DEPARTMENT OF EMERGENCY MEDICINE
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPARTMENT OF INTERNAL MEDICINE
WAHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPARTMENT OF OBSTETRICS AND GYNECOLOGY
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT. OF PODIATRIC SURGERY
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF FAMILY MEDICINE
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPARTMENT OF VASCULAR SURGERY
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF PODIATRY
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF OPHTHALMOLOGY
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPARTMENT OF INTERNAL MEDICINE
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF OBSTETRICS AND GYNECOLOGY
WASHINGTON, DC 20010
Obstetrics & Gynecology
110 IRVING ST. NW, DEPT OF OBSTETRICS AND GYNECOLOGY
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW
WASHINGTON D.C, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, MEDSTAR WASHINGTON HOSPITAL CENTER, DEPT OF INTERVENSIO
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF OPHTHALMOLOGY
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
110 IRVING ST. NW, DEPT OF INTERNAL MEDICINE
WASHINGTON, DC 20010

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851978696, enumerated as an "individual" on March 26, 2021.

The provider is located at 110 IRVING ST. NW DEPT OF OBSTETRICS AND GYNECOLOGY WASHINGTON, DC 20010 and the phone number is (202) 877-8035.

Obstetrics & Gynecology with taxonomy code 207V00000X.